D4VN - Video recorder Speco Technologies - Free user manual and instructions
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| Product Type | Digital Video Recorder (DVR) |
| Brand | Speco Technologies |
| Model | D4VN |
| Video Inputs | 4 channels (BNC connectors) |
| Video Compression | H.264 / H.265 |
| Max Recording Resolution | 1080p (1920x1080) @ 30 fps |
| Internal Storage | Supports 1 SATA HDD up to 6TB |
| Network Interface | 10/100 Mbps Ethernet port |
| Remote Access | PC, smartphone, tablet via native app or web browser |
| Audio | 1 audio input, 1 audio output (RCA) |
| Video Output | HDMI (up to 1080p), VGA (up to 1080p) |
| Backup | USB 2.0 port, network backup |
| Power Supply | DC 12V / 2A |
| Dimensions (W x D x H) | 12.5 x 8.5 x 1.5 inches (317 x 216 x 38 mm) |
| Weight | 4.5 lbs (2.0 kg) |
| Operating System | Embedded Linux |
| Motion Detection | Yes, per channel with sensitivity adjustment |
| Recording Modes | Continuous, schedule, motion, alarm |
| Playback | Search by time, date, event; simultaneous record and playback |
| Included Accessories | Power adapter, IR remote, mouse, software CD, user manual |
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USER MANUAL D4VN Speco Technologies
Model: D4VN, D8VN, D16VN
4, 8 & 16 Channel HD TVI Digital Video Recorder

About the User's Guide
Before operating the unit, please read this user's guide thoroughly and retain it for future reference.
Cautions

Explanation of Graphic Symbols

This symbol indicates the presence of important operating and maintenance (servicing) instructions in the literature accompanying the product.

This symbol indicates the presence of “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock, property damage, personal injury, or death.
WARNING
To reduce a risk of fire or electric shock, do not expose this product to rain or moisture.
CAUTION
Changes or modifications not approved by the manufacturer will void the warranty of the product. Using an incompatible battery may increase the risk of fire or explosion.
Replace only with the same or equivalent type battery recommended by the manufacturer. Discard used batteries according to manufacturer's instructions.
These Precautions must be followed for Safety Reasons

Warning
- Do not use if the unit emits smoke.
- Do not disassemble the unit.
- Do not place any heavy or sharp objects on the unit.
- Do not place on uneven surface.
- Do not expose to shock or vibration.
- Do not move the unit when the unit is powered on.
- Do not block, and allow dust to accumulate in the air vents.
- Do not restrict airflow of the unit; doing so can damage the unit.
- Only qualified and experienced personnel should perform installation and servicing.
- Turn off the power of the DVR when connecting Cameras, Audio or Sensor Cables.
- The manufacturer is not responsible for any damage caused by improper use of the product or failure to follow instructions for the product.
- The manufacturer is not responsible for any problems caused by or resulting from the user physically opening the DVR for examination or attempting to repair the unit.
- The manufacturer may not be held liable for any issues with the unit if the warranty seal is removed.
Product Components
Please make sure the following components are included as specified below.
| DVR Unit | ![]() | |
| Remote Control | ![]() | |
| Battery1.5V (AAA x 2EA) | ![]() | |
| Quick Start Guide & Quick User Guide | ![]() | ![]() |
| Mouse | ![]() | |
| Software & Manual CD | ![]() | |
| Adaptor (DC12V 3A) & Power cable (110V) | ![]() | |
Specifications
| MODEL NAME D4VN D8VN D16VN | |||||
| Video Input Number of Channels 4 8 16 | |||||
| Camera Types 960H, HD-TVI 1/2/3/4/5/8MP | |||||
| Output Main Monitor VGA and HDMI(Max. 1920x1080) | VGA and HDMI(Max. 3840x2160) | ||||
| Sub Monitor CVBS or SPOT (Selectable) N/A | |||||
| Audio Input Local Input 4 | |||||
| Output Local Output1 | |||||
| Audio CodecG.711 | |||||
| Alarm | Sensor In | 4 4 | 4 | ||
| Alarm Output | 1 | ||||
| Serial RS-232C | None | ||||
| RS-4851 | |||||
| Recording | Compression | H.265 / H.264 | |||
| Local Resolution & Frame Rate | 8MP@15fps | 1920x2160 7fps | 1920x2160 7fps | 1920x1080 15fps | |
| 5MP@20fps | 1280x1944 10fps | 1280x1944 10fps | 1280x1944 10fps | ||
| QHD@30fps | 1280x1440 15fps | 1280x1440 15fps | 1280x1440 15fps | ||
| QHD@15fps | 2560x1440 10fps | 2560x1440 10fps | 2560x1440 10fps | ||
| 3MP@18fps | 2048x1535 13fps | 2048x1535 13fps | 2048x1535 13fps | ||
| 2MP@30fps | 1920x1080 15fps | 1920x1080 15fps | 1920x1080 15fps | ||
| Recording Quality Grade | 5 Levels | ||||
| Recording Mode | Smart / Continuous / Motion / Sensor / Schedule /Manual | ||||
| Pre Recording | Max. 20 Minutes | ||||
| Post Recording | Max. 60 Seconds | ||||
| Playback | Search | EZ Search, Date/Time, Event, Log | |||
| Multi-Decoding | 1, 4 1, 4, 8 | 1, 4, 9, | 16 | ||
| Playback Speed | x0.25, x0.5, x2, x4, x8, x16, x32, x64 | ||||
| Backup | Media | USB drive, External HDD, Network | |||
| File Format | JPEG, AVI, Proprietary Format and EXE | ||||
| Huge Backup | Yes (Max. 24 hours) | ||||
| Storage | HDD | Capacity of 1 HDD | 10TB | ||
| Internal HDDs | 1 | ||||
| e-SATA | N/A | ||||
| USB | Front | 1 | |||
| Rear | 1 | ||||
| User I/F | Input Method | IR Remote Control, Mouse, Keyboard Controller | |||
| Network | Interface | 100Mbps | 1Gbps | ||
| Dynamic DNS | Yes (Free Speco DDNS) | ||||
| Dual Streaming Yes | |||||
| Features Camera | Cerera Control OSD and PTZF Control via UTC | ||||
| Digital Zoom Yes | |||||
| DLS (Day Light Saving) Yes | |||||
| NTP (Network Time Protocol) Yes | |||||
| S.M.A.R.T Yes | |||||
| Internal Beep Yes | |||||
| Multi-Language Yes | |||||
| System Event Notification Health, Restart, Shutdown, Panic Recording, Alarm, Motion, HDD Alert and email | |||||
| Network Access | 3G/4G Mobile Viewer Speco Player (iPad / iPhone / Android)) | ||||
| PC Web Viewer Windows (IE, Edge, Chrome and Firefox) | |||||
| PC Client SecureGuard CMS and SpecoTech Multi-Client Viewer | |||||
| Remote Setup and Upgrade Yes | |||||
| Power Power | Supply Voltage | DC 12V3A | |||
| Temperature | Operation | 41^ 104^ ( 5^ 40^ ) | |||
| Storage | 14^ 122^ (- 10^ 50^ ) | ||||
| Humidity | Operation | 20% ~ 80% (Non-condensing) | |||
| Weight | Unit Weight (Gross weight) | Approximately 4.35 lbs | |||
| Dimension | Unit Dimension (W x H x D) | 11.8"x 2.0"x 9.9" (300 x 53 x 252mm) | |||
Please note that specifications and unit exterior design are subject to change without notification.
Table of Contents
- Main Features 9
- Initial Boot up Process.... 10
2-1. Initial Boot up and Basic Time Setup....10
2-2. Setting Daylight Saving Time 11
2-3. Setting NTP (Network Time Protocol)....12
2-4.EZ Setup....15
- Name, Function and Connection ...... 16
3-1. Front Panel 16
3-2. Connectors .... 17
3-3. Remote Control....18
- Setting up the DVR.... 19
4-1. Setup – Main Live Screen....19
4-2. Setup – System Mode....20
4-3. Setup – Record Mode ......24
4-4. Setup – Device Mode....27
4-4-1. Digital Deterrent 28
4-4-2. Keyboard Controller & PTZ Setup 29
4-5. Setup – Display Mode 33
4-6. Setup – Network Mode....34
4-6-1. Network Types....35
4-6-2. DDNS....35
4-6-3. Network Port and Web Port 36
4-6-4. Network Stream....36
4-7. Setup – User Management Mode......38
4-8. Setup – Storage Mode .... 41
4-9. Setup - Config Mode 42
4-9-1. Software Upgrade ....43
- Live, Search and Playback 45
5-1. Live View 45
5-1-1. PTZ Control....48
5-2. Digital Zoom in Live and Playback Screen 49
5-3. Search Screen 49
5-3-1. EZSearch....50
5-3-2. Time Line Search ....51
5-3-3. Event Search....51
5-3-4. Go To First Time....52
5-3-5. Go To Last Time .... 52
5-3-6. Go To Specific Time....52
5-3-7. Archive List....52
5-3-8. Log List....53
5-4. Playback Mode ....53
6. Export and Back Up.... 55
6-1. Still Image Backup onto USB Flash Drive....55
6-2. Video Backup onto USB Flash Drive during playback 56
6-3. EZCopy: Video Backup onto USB Flash Drive during playback....57
6-5. Playback of Backup Video....58
6-5-1. AVI Format .... 58
6-5-2. NSF Format....59
7. Network Access Using the Multi-Sites Network Viewer....60
7-1. Overview....60
7-2. PC Requirements....60
7-3. Installation of the Program 61
7-4. Live Window....62
7-4-1.Main User Interface 62
7-4-2. Control Buttons....63
7-5. Search and Playback Window....64
7-5-1. Main User Interface 64
7-5-2. Main Control Panel....65
7-5-3. SMART SEARCH....67
7-6. Setup of SpecoTech Multi Client....69
7-6-1. General 69
7-6-2. Event....70
7-6-3. Record 71
7-6-4. Display 72
7-6-5. Language 72
7-6-6. About....73
7-7. Remote Setup....74
7-8. Operation....81
8. Network Access Using the Web-Browser Viewer 90
9. Network Access Using the Smart Phone Viewer.... 92
9-1. App Viewer for iPhone....92
9-2. App Viewer for Android Phone....95
APPENDIX: Network Connection - LAN 98
APPENDIX: Network Connection – Internet and DDNS.... 100
1. Main Features
■ Easy Record, Copy and Setup
■ Easy Search by Thumbnail Preview
■ Easy Copy
■ Digital Deterrent function
■ H.265 & H.264 high quality compression saves HDD space
■ Simultaneous live view/playback while continuing to record/network transfer or backup
■ Remote monitoring/recording/playback/configuration and control via internet
■ 4 Channel Audio Recording
■ Switch between low and high quality stream during simultaneous Continuous + Motion or Continuous + Sensor recording modes for storage optimization
NOTE: Under federal law, The Fourth Amendment to the U.S. Constitution, Title III of the Omnibus Crime Control and Safe Streets Act of 1968, as amended by the Electronic Communications Privacy Act of 1986 (18 U.S.C. § 2510, et seq.), and the Foreign Intelligence Surveillance Act of 1978 (50 U.S.C. 1801, et seq.) permit government agents, acting with the consent of a party to a communication, to engage in warrantless interceptions of telephone communications, as well as oral and electronic communications.
■ Automatic camera detection (Plug & Play)
■ Covert camera operation provides enhanced security and administrator control
■ Dynamically programmable recording priority, motion detection, alarms and scheduling
■ Simple and Easy Graphic User Interface
■ HDMI Output (Up to 3840 x 2160, 16Ch model)
■ Password to secure access
■ Network software supports 10/100/1000Mbps
■ USB 2.0 port for video clip exporting and easy firmware upgrade via USB Flash Drive
■ Exclusive File Format Backup and Player
- Variety of ways to Remote access via SecureGuard® CMS, SpecoTech Multi-Client Software, WebViewer, and Mobile App
■ S.M.A.R.T. (Self-Monitoring, Analysis, and Reporting Technology for HDD)
2. Initial Boot up Process
2-1. Initial Boot up and Basic Time Setup
- During the first boot up, the following logo and message will be displayed.

- After the logo, select the language as specified below.

1) User has to set a password before using.
Can not use '1111' when the initial boot up password set.
But user can set '1111' as a password through [Setup > User Management > Password Setup]
2) DVR will not proceed when user put the password '1111'.

bar
| Category | Value (%) | |---|---| | Initialize the system | 90 | | Initialize Network .... Done | (implied by label) |
(EZ Setup Page Reference, Page 16 \~ 17)
2-2. Setting Daylight Saving Time
To enable Daylight Saving feature/NTP synchronization, take the following steps.
- Enter the Setup mode. The default Username is "admin" and enter a password set on the initial boot-up process.


- Go to Setup > System > Date & Time Setup

- Select 'ok" from the Daylight Saving dropdown menu.

2-3. Setting NTP (Network Time Protocol)
- Setup > System > NTP Setup > On > Select

- Select the proper GMT Time Zone.

Table 2.3.1. GMT Time Zone
| State Standard Time Daylight-Saving Time | |||
| AL Alabama GMT-6 GMT-5 | |||
| AK Alaska GMT-9 GMT-8 | |||
| AK Alaska (Aleutian Islands) GMT-10 | NA | ||
| AZ Arizona GMT-7 | NA | ||
| AZ | Arizona (Navajo) | GMT-7 GMT-6 | |
| AR | Arkansas | GMT-6 GMT-5 | |
| CA | California | GMT-8 GMT-7 | |
| CO | Colorado | GMT-7 GMT-6 | |
| CT | Connecticut | GMT-5 GMT-4 | |
| DC | District of Columbia | GMT-5 GMT-4 | |
| DE | Delaware | GMT-5 GMT-4 | |
| FL Florida GMT-5 GMT-4 | |||
| FL | Florida (W) | GMT-6 GMT-5 | |
| GA | Georgia | GMT-5 GMT-4 | |
| HI | Hawaii | GMT-10 | NA |
| ID | Idaho (N) | GMT-8 | GMT-7 |
| ID | Idaho (S) | GMT-7 | GMT-6 |
| IL | Illinois GMT-6 | GMT-5 | |
| IN | Indiana | GMT-5 GMT-4 | |
| IN | Indiana (SW / NW) | GMT-6 GMT-5 | |
| IA | Iowa | GMT-6 GMT-5 | |
| KS | Kansas | GMT-6 | GMT-5 |
| KS | Kansas (W) | GMT-7 GMT-6 | |
| KY | Kentucky (E) | GMT-5 GMT-4 | |
| KY | Kentucky (W) | GMT-6 | GMT-5 |
| LA Louisiana GMT-6 GMT-5 | |||
| ME | Maine | GMT-5 GMT-4 | |
| MD | Maryland | GMT-5 GMT-4 | |
| MA | Massachusetts | GMT-5 | GMT-4 |
| MI | Michigan | GMT-5 | GMT-4 |
| MI | Michigan (W) | GMT-6 GMT-5 | |
| MN | Minnesota | GMT-6 | GMT-5 |
| MS | Mississippi | GMT-6 | GMT-5 |
| MO | Missouri | GMT-6 GMT-5 | |
| MT | Montana | GMT-7 GMT-6 | |
| NE | Nebraska | GMT-6 | GMT-5 |
| NE | Nebraska (W) | GMT-7 GMT-6 | |
| NV Nevada GMT-8 GMT-7 | ||
| NH New Hampshire GMT-5 GMT-4 | ||
| NJ New Jersey GMT-5 GMT-4 | ||
| NM New Mexico GMT-7 GMT-6 | ||
| NY New York GMT-5 GMT-4 | ||
| NC North Carolina GMT-5 GMT-4 | ||
| ND North Dakota | GMT-6 GMT-5 | |
| ND North Dakota (W) | GMT-7 GMT-6 | |
| OH Ohio | GMT-5 GMT-4 | |
| OK Oklahoma | GMT-6 GMT-5 | |
| OR Oregon | GMT-8 GMT-7 | |
| OR Oregon (E) GMT-7 GMT-6 | ||
| PA Pennsylvania | GMT-5 GMT-4 | |
| RI Rhode Island | GMT-5 GMT-4 | |
| SC South Carolina | GMT-5 GMT-4 | |
| SD South Dakota (E) | GMT-6 GMT-5 | |
| SD South Dakota (W) GMT-7 GMT-6 | ||
| TN Tennessee (E) GMT-5 GMT-4 | ||
| TN Tennessee (W) | GMT-6 GMT-5 | |
| TX Texas | GMT-6 GMT-5 | |
| TX Texas (W) | GMT-7 GMT-6 | |
| UT Utah | GMT-7 GMT-6 | |
| VX Vermont | GMT-5 GMT-4 | |
| VA Virginia | GMT-5 GMT-4 | |
| WA Washington GMT-8 GMT-7 | ||
| WV West Virginia | GMT-5 GMT-4 | |
| WI Wisconsin GMT-6 GMT-5 | ||
| WY Wyoming GMT-7 GMT-6 | ||

NOTE: If you want the unit to automatically synchronize the local time, the Time Zone must be properly set according to your local time zone.
2-4. EZ Setup
VN Easy Setup(Click the right button on mouse > Advanced Menu > EZ Setup)

Figure 2.4. EZ Setup Screen
2.4.1. Setup Date/Time and Record configuration






Figure 2.4.1. EZ Record Setup Procedure
① Select EZ Record for Date/Time and Record Setup, click "next" to proceed.
② When the description of EZ Record Setup is displayed, click "next" to proceed.
③ Set up the Date/Time settings and click "next" to get to the recording setup.
④ Select the recording mode and click "next" to get to the recording setup.
⑤ Select one of options and click "finish" to finish the setup.
2.4.2. EZ Network (Using an internet connection)



![Host Name d16vn_0e33b0 1 2 3 4 5 6 7 8 9 0 - = — q w e r t y u i o p [ ] Caps a s d f g h j k l ; Enter Shift z x c v b n m , . / Shift Clear Space Close](/content/2026/05/998750/images/f6015fa0035870b7ba06869550684748bda8d853831b37470413060e1113cf5f.jpg)
Figure 2.4.2. EZ Network Setup Procedure
① DVR automatically checking the network and configuration by scanning in few seconds.
② DVR will show the DDNS host name when configuration is finished automatically.
③ If you need to edit the host name please select 'edit' button.
④ Everything is OK, then select 'finish'. Host name and status pop-up screen will be showed.
3. Name, Function and Connection
3-1. Front Panel

Figure 3.1.1. Front panel
Table 3.1.1. Front LED and Port of VN model
| Name Description | |
| POWER | LED light is on when power is applied to the system. |
| HDD | LED light is on when the system is recording video data. |
| USB Port This USB port for archiving footage into a USB device. (USB 2.0 connector) | |
3-2. Connectors



Figure 3.2.1. Rear Panel Connections
① VIDEO IN: Video input port.
② VIDEO OUT: CVBS – Composite Video Output / SPOT (D16VN does not have this port.)
③ VGA: VGA (Video Graphics Array) output port. Connects to the PC VGA monitor.
④ HDMI VIDEO OUT: HDMI Video Output, Connections to the HDMI monitor (D4VN & D8VN: Max.1920x1080, D16VN: Max.3840x2160).
⑤ AUDIO IN: Four connectors for audio input.
⑥ AUDIO OUT: One connector for audio output.
⑦ ETHERNET: Network terminal
⑧ USB: USB terminal
⑨ SENSOR IN, ALARM OUT, RS-485: External sensor terminal, External alarm out terminal & RS-485 for PTZ Camera control
⑩ POWER: DC12V input
⑪ Ground: Use for ground port
⑫ Power Switch: Power On / Off
3-3. Remote Control

Typical Remote Control
① ID: To set the remote control ID.
② REC: To start and stop manual recording
③ SEARCH: To go to SEARCH menu.
④ F/ADV:
- During playback – To move the playback position 60 seconds forward.
- During Pause – To move the playback position moves 1 frame forward
⑤ F/REW:
- During playback – To move the playback position 60 seconds back.
- During Pause – To move the playback position 1 frame back.
⑥ FF: To fast forward the recording.
⑦ PLAY/PAUSE: To play or to pause the recording in playback mode
⑧ REW: To rewind the recording.
⑨ ESC:
- During setup – To return to the previous menu screen.
- During Playback – To exit playback mode
- System lock – To lock a system when pressing ESC button for 5 seconds.
- System unlock – To unlock a system when pressing ESC button for 5 seconds.
⑩ SETUP: To open the SETUP menu.
⑪ Direction buttons: To move menu items or select a channel.
⑫ SEQ: To start auto sequencing the screen in full screen mode. (Toggle)
⑬ BACKUP: To start a backup operations in live or playback mode
⑭ 0\~9: To select channel (1,2,3,...) or to enter a DVR ID number or use as number key.
4. Setting up the DVR
The following sections detail the initial setup of the DVR.

Menu screen will close if user input is not received in 5 minutes.
4-1. Setup - Main Live Screen
To enter the setup menu, right click on the mouse and select setup from the submenu or press the setup button on the remote control.

Figure 4.1.1. Live Screen and Quick Operation Window

![Password - 1 2 3 4 5 6 7 8 9 0 - = ← q w e r t y u i o p [ ] Caps a s d f g h j k l ; ' Enter Shift z x c v b n m , , / Shift Clear Space Close](/content/2026/05/998750/images/7f59bdf6055696a76ee0bb52b39a8d7f8af69078157ecf81763f961af7829334.jpg)
When the DVR prompts the Login window, the default User ID is "admin" and enter the password set on the initial boot-up procedure by a virtual keyboard, or a remote control. It is highly recommended to assign a new password to protect the system frequently. New passwords can be set up in the Security setup menu.
4-2. Setup - System Mode
In the Setup menu, select the System tab. Then, the System menu is displayed as pictured below. Navigate through the menu items using the mouse or the remote control and change the value of the menu.

Figure 4.2.1. System Setup Screen
Table 4.2.1. Menu Items in System Setup Screen
| Item Description | |
| Description | Press “select” to view the system information. (Software Version, Storage Size, IP Address, MAC Address and DDNS Status) |
![]() | |
| Language | Select the display language using the mouse or the remote control. Once a language is selected, the display language will change. (English, Spanish and French) |
| Date Display Format | Select the date display format using the mouse or the remote control. Options are: MM/DD/YYYY, YYYY/MM/DD, DD/MM/YYYY, YYYY-MM-DD, MM-DD-YYYY, DD-MM-YYYY |
| Date & Time Setup | Select the display date and time using the mouse or the remote control and press “ok” button to set the present date and time. |

Select Daylight Saving using the mouse or the remote control and select the appropriate daylight saving time zone. The options are:
OFF: Daylight saving is turned off.
ON: Applies the USA daylight saving time.
- Select Begin or End using the remote control and press the "ok" button.

Caution
- Do not set the start time to 23:00 for DLS.
- DLS cannot be applied if the date of Begin and End is the same.
Client Access
Enable/Disable remote access through the network.
NTP
Setup
NTP (Network Time Protocol) which synchronizes the time of the computer systems over variable-latency data networks.

Primary SNTP Server: Input the address of the primary NTP time-server.
Secondary SNTP Server: Input the address of the secondary NTP time-server.
Time Zone: NTP synchronizes with GMT (Greenwich Mean Time) regardless of geography, user must set their own time difference.
Connection Mode: Select the NTP time-server connection mode from Time, Interval, and Once.
- TIME – Refresh the time at the designated time (e.g. 01:00 AM)
- INTERVAL – Every 1 hour \~ 24 hours
- ONCE – Synchronizes time only once. NTP will not synchronize unless the Connection Mode is changed.
Connection Period: Set the time (12:00 AM \~ 11:00 PM) when select "Time" on Connection Mode.

DVR sends e-Mail Notification when the NTP server time is faster than the system time with bellow message.
“NTP server time is faster than the system time.”
In this case, NTP server time is ignored to protect the user data.
User must set the time manually.
System Time: Mon Oct 10 13:46:49 2011
Server Time: Mon Oct 10 13:33:12 2011
DVR ID: DVR
IP ADDRESS: 172.16.2.46"
e-Mail Setup

Server Type: Manual, Gmail, Hotmail, AoI or Yahoo
Mail Server: Enter the appropriate mail server information.
Mail Port: Assign Mail Port number.
Secure Option: Select the secure mail server connection method. (SSL or TLS)
Mail ID: Enter the appropriate mail server ID.
Password: Enter the appropriate mail server Password.
Mail To: Enter the appropriate email address to enable sending e-mail reports using a virtual keyboard.
Mail From: To set the email address sent to the destination host.
Test: Test the user's email input settings.
| Unit Name | Name the DVR (e.g. Factory)This feature is to identify the name of the DVR under the same network. |
| System Restart | Make the system restart. |
| System Shutdown | Make the system shutdown. |
| EZ Setup | Refer to Page 16 ~ 17 |
System Event Notification

Health Check
(Allows the user to set e-Mail Status periodically) : Daily or Weekly or Monthly

Video Clip Setup: Setup the duration of video clip for Pre Record and Post Record.
Event And Notification – Yes or No
(Allows the user to set Event Notification On or Off)
Health Check / Restart / Shutdown / Panic Record
- Enable Email Notification in the event a problem occurs with the VN.
Alarm-In – Enable Email Notification when the camera detects sensor.
Motion Detection – Enable Email Notification when the camera detects motion.
Video Loss – Enable Email, Beep and Alarm output Notification when the camera signal is lost.
HDD Temperature Over – Enable Email, Beep and Alarm output Notification when the HDD temperature.
HDD Bad Sectors Over – Enable Email Notification when the HDD has bad Sectors.
HDD Almost Full Over – Enable Email Notification when the HDD is almost full
HDD Full – Enable Email Notification when the HDD is full
HDD Failure – Enable Email, Beep and Alarm output Notification when the HDD fails.
4-3. Setup - Record Mode
In the Setup menu, select the Record tab. Then, the Record menu is displayed as pictured below. Navigate through the menu items or change the settings using the mouse or the remote control.

Figure 4.3.1. Record Setup Screen
Table 4.3.1. Menu Items in Record Setup Screen
| Menu Item Description | |||||||
| ite | Select a channel for applying the following settings using a mouse or a remote control. Select the “select” button beside of channel button to change the values of all channels. | ||||||
| Resolution | Frame Rate | Quality | Recording | Pre Record | Post Record | Audio | |
| All | 1920 x 1080 | 15 fps | level 5(H) | continuous | 1 min(s) | 10 sec(s) | off |
| 1 | 1920 x 1080 | 15 fps | level 5(H) | disable | 1 min(s) | 10 sec(s) | off |
| 2 | 1920 x 1080 | 15 fps | level 5(H) | continuous | 1 min(s) | 10 sec(s) | off |
| 3 | 1920 x 1080 | 15 fps | level 5(H) | motion sensor schedule | 1 min(s) | 10 sec(s) | off |
| 4 | 1920 x 1080 | 15 fps | level 5(H) | 1 min(s) | 10 sec(s) | off | |
| 5 | 1920 x 1080 | 15 fps | level 5(H) | c + m c + s continuous | 1 min(s) | 10 sec(s) | -- |
| 6 | 1920 x 1080 | 15 fps | level 5(H) | 1 min(s) | 10 sec(s) | -- | |
| 7 | 1920 x 1080 | 15 fps | level 5(H) | continuous | 1 min(s) | 10 sec(s) | -- |
| 8 | 1920 x 1080 | 15 fps | level 5(H) | continuous | 1 min(s) | 10 sec(s) | -- |
| 9 | 1920 x 1080 | 15 fps | level 5(H) | continuous | 1 min(s) | 10 sec(s) | -- |
| 10 | 1920 x 1080 | 15 fps | level 5(H) | continuous | 1 min(s) | 10 sec(s) | -- |
| 11 | 1920 x 1080 | 15 fps | level 5(H) | continuous | 1 min(s) | 10 sec(s) | -- |
| 12 | 1920 x 1080 | 15 fps | level 5(H) | continuous | 1 min(s) | 10 sec(s) | -- |
| 13 | 1920 x 1080 | 15 fps | level 5(H) | continuous | 1 min(s) | 10 sec(s) | -- |
| 14 | 1920 x 1080 | 15 fps | level 5(H) | continuous | 1 min(s) | 10 sec(s) | -- |
| 15 | 1920 x 1080 | 15 fps | level 5(H) | continuous | 1 min(s) | 10 sec(s) | -- |
| 16 | 1920 x 1080 | 15 fps | level 5(H) | continuous | 1 min(s) | 10 sec(s) | -- |
| ok | cancel | ||||||
| Resolution | Select 1920x2160, 1280x1944, 2580x1440, 1280x1440, 2048x1535, 1920x1080, 1920x540, 1280x720 and 640x360 using a mouse or a remote control.*Selectable recording resolutions are differ from input camera resolution. |
| Frame Rate | Set the frame rate for the specified channel. The sum of the frame rate values per channel cannot exceed the maximum frame rates for a specific recording resolution. |
| Quality | Select the recording quality for the selected channel. Options are;Level 1 (Low), Level 2, Level 3, Level 4, and Level 5 (High) |
| Recording Mode | Assign the recording mode for the selected channel. Options are: Continuous, Motion, Sensor, Schedule, Disable and Smart Recording (c + m : continuous & motion, c + s : continuous & sensor)When Motion Recording is selected, Continuous + Motion recording option can be used.![]() |
| Sensor Recording | Select the sensor setting for the selected channel. |
| Pre Record | Enable/disable pre-event recording. Pre-event recording time is up to 20 minutes. |
| Post Record | Set the post event recording time duration for the specified channel.(10~60 seconds) |
| Audio | Enable/disable audio recording for the specified channel. It supports only on Ch1~4. |
| Schedule | Set the recording schedule. (Refer to Page 27 Recording Schedule) |
| Codec Type | Select the recording codec (H.264 or H.265)H.265 is over 30% better than H.264 while recording. |
4-3-1. Recording Schedules
To setup a recording schedule, select Schedule in the Record menu. Navigate through the menu items or change the settings using the mouse or the remote control. Select the Channel; select one of the recording settings: None, Continuous or Motion, then highlight the area for the selected setting. To copy a schedule to a different channel, select the channel from the Copy Schedule menu, then click the Copy button.

Figure 4.3.2. Schedule Recording Setup Screen
- none: Disable recording
• continuous: Continuous recording (Highlighted in Green)
• motion: Motion recording (Highlighted in Yellow) - sensor: Sensor recording (Highlighted in Red)
4-4. Setup - Device Mode
In the Setup menu, select the Device tab. Then, the device menu is displayed as pictured below. Navigate through the menu items or change the settings using the mouse or the remote control.

Figure 4.4.1. Device Setup Screen
Table 4.4.1. Menu Items in Device Setup Screen
| Item Description | |
| Alarm Out/ Alarm Duration | Set the sensor, motion, and video loss for triggering alarm relay HDD Error and Video Loss can trigger beeping ![]() |
| Digital Deterrent Set schedule and audio recordings for Digital Deterrent. (Refer to Page 29) | |
| Controller & PTZ | Set the PTZ baud rate, protocol, and ID. (Refer to Page 30~31) |
| Spot-Out | CVBS Out is can be used as Composite Video Output or Spot-Out depending on the Sub Monitor Out of Display setup menu. *D16VN does not have CVBS/Spot-out port due to the limited space on rear panel. (Spot-On Event on/off, Spot Event Dwell Time, Sequence On/off Sequence Dwell Time, Spot Channel) *The last image will keep on the screen until the next event occurred. |
| Site | Select specified channel for motion zone setup. |
| Motion Zone | Select either Full Zone or Partial Zone for motion detection. (Refer to #33)Press the right button of mouse to exit from Motion Zone grid screen. |
| Motion Sensitivity | Set the motion sensitivity for the selected channel.Control the motion sensitivity from 1 to 9. (1 : Low, 9 : High) |
| Key Tone | Enable/disable key tone. |
| Remote Controller ID | Set the remote control ID.1. Select ID.2. Input the remote control ID number. (0 is all)3. An icon will indicate on the Live Screen if the remote control ID is synchronized. The options are from 0 to 99 |
| Sensor | Select the type of each sensor.Option is Off, Normal Open or Normal Close. |
| Software Triger | Remote trigger channels. User can set the channels that want to make a sensor recording through remotely with Software record mode. |

4-4-1. Digital Deterrent
Trigger audio message via motion detection or sensor.

Figure 4.4.2. Digital Deterrent setup screen
Table 4.4.2. Item for Digital Deterrent Setup Screen
| Item Description | |
| Import From USB | Import up to 8 sound files from USB. |
| Export To USB Export the sound file to USB | |
| Record | Select a channel and set up the date and the duration.And, select the sound file to play.![]() |
| Schedule | Schedule the sound file considering the expected situation. |
4-4-2. Keyboard Controller & PTZ Setup
To control the PTZ functions of the camera, connect the PTZ controller to the RS-485 port on the back of the chassis with CAT5 (or equivalent) cable.
① Connect the RS-485 cables of PTZ camera to the RS-485 port on the rear panel.

Figure 4.4.3. Sensor, Alarm & RS-485 Ports
② Open the PTZ sub menu by selecting the submenu button.

Figure 4.4.4. PTZ Control Setup Screen
Note: Connect PTZ cameras that support RS-485 directly to the RS-485 port. If the camera is controlled through an RS-232C interface, use an RS-232C to RS-485 to RS-232C signal converter.
Use the PTZ setup screen to select the following options for the camera PTZ controller:
- Channel: Channel connected to a PTZ device
- Camera: Protocol Type
- Speed: 19200, 14400, 9600, 4800, 2400 (Baud rate)
- ID: 0-63
Controller (Keyboard Controller): If a PTZ controller is used, select a controller protocol from Controller menu. Set Speed (Baud Rate) and ID number.

Figure 4.4.5. Controller Selection Screen
◆Notice : VN series can use UTC feature.
: UTC(Up To Coax) allows for control of the camera's OSD menu via the coax cable. User does not need extra connection via RS-485 to control the camera's OSD menu - How to set (Setup > Device > PTZ & Controller > UTC General)

Figure 4.4.6. Setup – UTC Camera Protocol
4-4-3. Spot Out

Figure 4.4.7. Spot-Out Setup Screen
Table 4.4.3. Menu Item in Spot-Out Setup Screen
| Item Description | |
| Spot Out | Only 1 Spot Out is available to use. |
| Spot Type Spot 1 supports only Full type. (1 channel only) | |
| Spot On Event | Enable/disable channel change if an event occurs on a channel. |
| Spot Event | Set the dwell time for the display of the event activated channel. |
| Dwell Time | (3-10 sec) |
| Sequence | Enable/disable sequential display of spot channel in full screen.If select “on”, the selected channel will be displayed on the monitorperiodically. |
| Sequence Dwell Time | Set the dwell time for the spot channel display.(3-10 sec) |
| Spot Channel | Select a channel for spot monitoring using the mouse or the remote control and press “ok” button. |
4-4-4. Motion Zone Setup
Select Motion Zone using the mouse or the remote control and select either Partial Zone or Full Zone using the mouse control. The default value is Full Zone.
If Full Zone is selected, the motion zone grid screen is not displayed. Only set the level of sensitivity for Motion Sensitivity.
Full Zone: The motion sensor is active on the whole screen.
Partial Zone: The motion sensor is active in the set detection frame.
Select the motion detection position using the mouse or the remote control. Then left click on the mouse or left click and drag the mouse pointer to select or deselect the area. Highlighted area indicates the partial motion detection zone. Press the "ESC" button or right click on the mouse to return to the previous menu.

natural_image
Interior view of a modern museum with glass display cases and wooden flooring (no visible text or signage)Figure 4.4.8. Motion Zone Grid Screen
4-5. Setup - Display Mode
In the Setup menu, select the Display tab. Then, the Display menu is displayed as pictured below. Navigate through the menu items or change the settings using the mouse or the remote control. To return to the previous setup menu screen, press the "ESC" button on front panel or select the other menu tab with mouse.

Figure 4.5.1. Display Setup Screen
Table 4.5.1. Menu Items in Display Setup Screen
| Item Description | |
| OSD | Enable/Disable displaying Channel Name/ Video Loss/ Status Bar & Icon/ Camera Type and Record Mode |
| Channel Name on | |
| Video Loss on / | |
| Status Bar / Icon on / | |
| Camera Type off / | |
| Record Mode on / | |
| OSD Contrast Set the visibility level of the On Screen Display (OSD) (50~100) | |
| Main Monitor | Enable/disable sequential display of video in full screen mode. |
| Sequence | |
| Sequence-Dwell | Set the dwell time of each, |
| Time | Single channel display time in sequence mode (3~60 seconds) |
| Site | Select a channel to apply the name and covert settings change using the mouse or the remote control.Select a channel to apply the following settings using the mouse. |
| Name | Set the channel name. Press the mouse button and set the channel name on the virtual keyboard. Press “Enter” key when finished its naming. The name can be made up to 36 characters. |
| Covert | Enable/disable display of the specified video channel in live display. |
| Color Tuning | Control the Brightness, Contrast, Hue and Saturation. |
| Video Output (HDMI) | Select video output resolution(D4VN & D8VN: Max. 1920 X 1080, D16VN: Max. 3840 X 2160) |
| Sub Monitor Output | Select Sub Monitor Video out through BNC port.CVBS or Spot |
4-6. Setup - Network Mode
Select the Network tab. Then, the network menu is displayed as pictured below. Navigate through the menu items or change the settings using the mouse or the remote control.

Figure 4.6.1. Network Setup Screen
Table 4.6.1. Menu Items in Network Setup Screen
| Item Description | |
| Network Type DHCP: DVR will automatically retrieve an IP address. | |
| Static: Network information must be manually configured. | |
| IP Address | Enter IP address that is assigned for the DVR |
| Subnet Mask | Enter Subnet Mask that is assigned for the DVR |
| Gateway | Enter Gateway that is assigned for the DVR. |
| DNS (Primary) | Enter Primary DNS address that is assigned for the DVR |
| DNS (Secondary) | Enter Secondary DNS address that is assigned for the DVR |
| DDNS | Dynamic Domain Name System (DDNS) allows a DNS name to be constantly synchronized with a dynamic IP address. In other words, it allows using a dynamic IP address to be associated with a static domain name so others can connect to it by the static name.Enable/disable using domain name address through DDNS server. |
| Network Video Port | Enter the port number, (Default: 5445) |
| Network Audio Port | Display the network audio port (Network Port + 1). |
| Web Port | Enter the port number for connection using web. (Default: 80) |
| Network Stream Set the value for network streaming. | |
4-6-1. Network Types
4-6-1-1. DHCP
An IP address is automatically assigned by the DHCP server, which automatically assigns the IP address and other parameters to new devices.
4-6-1-2. Static
IP address, Subnet Mask, Gateway, and DNS are manually assigned by the user.
- IP Address: The fixed IP address of the DVR unit.
- Subnet Mask: The subnet mask for the LAN.
• Gateway: The IP address of the Gateway.
• DNS (Primary) The primary address of Domain Name Server
• DNS (Secondary): The secondary address of Domain Name Server

NOTE
Unless DNS is properly set, the DDNS and the e-mail features will not work.
4-6-2. DDNS
DDNS (Dynamic Domain Name System) allows a DNS name to be constantly synchronized with a dynamic IP address. It allows using a dynamic IP address to be associated with a static domain name.
Once the setting is completed, the DDNS address will be:
http://hostname.ddns.specoddns.net
For example, if you enter the host name as "D8VN", then the address will be:
http://d8vn.ddns.specoddns.net
Select Network > DDNS. The menu displays as below.

Figure 4.6.2. Network Setup Screen – DDNS
Table 4.6.2. DDNS
| Item Description | |
| Enable DDNS | Enable/disable the Dynamic Domain Name Service. |
| Host Name | This item allows the user to setup a domain name manually, using virtual keyboard displays as shown. |
| Subnet/Update | When manual host name input is done, move the cursor to this item and select ON to submit the settings. |
| ezDDNS | Enable/disable ezDDNS to register the host name automatically. |
4-6-3. Network Port and Web Port
Connecting DVR/DVRs through an IP sharing device, each DVR must be assigned a unique TCP port number for access from outside the LAN. This port number is displayed on Network > Network Port Setup Menu.

NOTE
If you access the DVR only within the same LAN, the TCP port number does not need to be changed.
Network access beyond a router
To access DVR beyond a router (firewall), you must open the proper TCP ports for live/playback streaming, for commands, for remote backup, and for audio streaming. If these ports are not opened properly, you can't access the DVR beyond a router.

- For live/playback streaming, for commands, for remote backup: Open the port number on Network > Network Video Port menu. The default port number is 5445.
- For bi-directional audio: Open the port number on Network Audio Port. The default port number is [Network Video Port number + 1].
For web-viewer downloading and remote firmware upgrading: Open the port number on Network > Web Port menu. The default port number is 80.
4-6-4. Network Stream
User can set the Resolution, Frame Rate, and the Quality for the network stream.
- D4VN: Up to 60 fps @ 640x360, 320x 240 for 4 channels.
- D8VN: Up to 120 fps @ 640x360, 320x 240 for 8 channels.
- D16VN: Up to 240 fps @ 640x360, 320x240 for 16 channels.
| NET RESOLUTION | FRAME RATE | NET QUALITY | |
| ALL | level 5(h) | ||
| 1 | 640 x 360 | 15 fps | level 5(h) |
| 2 | 640 x 360 | 15 fps | level 5(h) |
| 3 | 640 x 360 | 15 fps | level 5(h) |
| 4 | 640 x 360 | 15 fps | level 5(h) |
| 5 | 640 x 360 | 15 fps | level 5(h) |
| 6 | 640 x 360 | 15 fps | level 5(h) |
| 7 | 640 x 360 | 15 fps | level 5(h) |
| 8 | 640 x 360 | 15 fps | level 5(h) |
| 9 | 640 x 360 | 15 fps | level 5(h) |
| 10 | 640 x 360 | 15 fps | level 5(h) |
| 11 | 640 x 360 | 15 fps | level 5(h) |
| 12 | 640 x 360 | 15 fps | level 5(h) |
| 13 | 640 x 360 | 15 fps | level 5(h) |
| 14 | 640 x 360 | 15 fps | level 5(h) |
| 15 | 640 x 360 | 15 fps | level 5(h) |
| 16 | 640 x 360 | 15 fps | level 5(h) |
Figure 4.6.4. Network Setup Screen – Network Stream
4-7. Setup - User Management Mode
In the Setup menu, select the User Management tab. Then, the User Management menu is displayed as pictured below. Navigate through the menu items or change the settings using the mouse or the remote control.

Figure 4.7.1. User Management Setup Screen
Table 4.7.1. Menu Items in User Management Setup Screen
| Item Description | |
| Authority | Only the Admin will have access to the menu. |
| Setup | Password Check: Select the Checkbox to enable the functions or leave the Checkbox blank to disable the functions. Setup: Enable/Disable of access to SetupPB: Enable/Disable of access to PlaybackPTZ: Enable/Disable of access to PTZ ControlRec Off: Enable/Disable of manual RecordNetwork: Enable/Disable of access to Network |
| Selected Checkbox: The DVR will ask for a password when the given function is selected for all users. Blank Checkbox: The DVR will not ask for a password when the given function is selected for all users. | |
| Password | Setup | PB | PTZ | Rec Off | Network | |
| Password Check | ✘ | ✘ | ✘ | ✘ | ✘ | |
| ADMIN | ✘ | ✘ | ✘ | ✘ | ✘ | |
| USER1 | ✘ | ✘ | ✘ | ✘ | ✘ | |
| USER2 | ✘ | ✘ | ✘ | ✘ | ✘ | |
| USER3 | ✘ | ✘ | ✘ | ✘ | ✘ | |
| USER4 | ✘ | ✘ | ✘ | ✘ | ✘ | |
| USER5 | ✘ | ✘ | ✘ | ✘ | ✘ | |
| USER6 | ✘ | ✘ | ✘ | ✘ | ✘ | |
| USER7 | ✘ | ✘ | ✘ | ✘ | ✘ | |
| USER8 | ✘ | ✘ | ✘ | ✘ | ✘ | |
| USER9 | ✘ | ✘ | ✘ | ✘ | ✘ | |
| okcancel | ||||||
ADMIN, USER1, USER2, USER3, USER4, USER5, USER6, USER7, USER8, USER9:
Selected Checkbox: The user can access the function.
Blank Checkbox: The user cannot access the function.
User Name Setup
Change the name of USER1, USER2, USER3, USER4, USER5, USER6, USER7, USER8, and USER9. Click "select" and change the user name on the virtual keyboard.

Password Setup
Options are ADMIN, USER1, USER2, USER3, USER4, USER5, USER6, USER7, USER8, and USER9:

Select User Password using the mouse or the remote control. Select "User ID" and enter the current password. And enter a new password and enter the same password again to confirm and select "ok". Then the message "Password Changed" is displayed.
It is highly recommended to change password to protect the system frequently.
Playback Authority
Set authority level of playback on each user.
Checked box: authorized to playback. Blank check box: no authority.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | |
| ADMIN | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ |
| USER1 | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ |
| USER2 | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ |
| USER3 | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ |
| USER4 | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ |
| USER5 | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ |
| USER6 | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ |
| USER7 | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ |
| USER8 | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ |
| USER9 | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ | ☒ |
| okcancel | ||||||||
| Remote Playback Timeout | Disconnect the remote playback after the specific time (Disable, 5min, 10min, 15min, 30min, 60min. |
| Import Certificate From USB | Upload https certificate through USB |
| Advanced Setup | Send IP address and ports information to the control center |
| Debug Port | Open or Close the ports for remote checking |
| Network Connection Status | Shows the current network connection status (User, IP Address, Date/Time). And do disconnect the user's network connection to click 'disconnect' button. |
![]() | |
| Network User Limits | User can select network access user number (4 users of 12 users). DVR system will be restarted if user change this network user number. |
![]() |
4-8. Setup - Storage Mode
In the Setup menu, select the Storage tab. Then, the Storage menu is displayed as pictured below. Navigate through the menu items or change the settings using the mouse or the remote control.

Figure 4.8.1. Storage Setup Screen
Table 4.8.1. Menu Items in Storage Setup Screen
| Item Description | ||||
| Overwrite | When enabled, the DVR will continue recording and overwrite the oldest existing recorded data once the hard drive is full. When disabled, recording will stop once the hard drive is full. | |||
| Disk Format User will have an option for formatting the Hard Drive. | ||||
![]() | After formatting HDD, the DVR will reboot.Caution: It is recommended to archive any data that you may need in the future before formatting the hard drive.WARNINGAre you sure to format the HDD?If YES, the system will restart to format the HDD.Please wait a few seconds.If NO, the data will be kept.![]() | |||
| Disk Info | Hard drive information.Displays the following information: | |||
| HDD Size : 1740 GB (Free : 722 GB)HDD Last Time : 05/25/2016 17:22:00 | ||||
| Model Name | Temperature | Health(Good/Normal/Bad) | ||
| HDD 1 | WDC WD20PURX-64P6ZY0 | 39 °C (102 °F) | Good | |
| HDD 2 | ||||
| Recording Limit | Enable recording limit: The amount of data recorded in HDD will be limited to the most recent number of days as set by “Recording Limit Days”.Disable recording limit: When Overwrite is on, DVR will continue to record whe HDD is full and overwrite older data. When Overwrite is off, DVR will stop recording when the HDD is full. | |||
| Recording LimitDays | Set the recording limit days. (1- 90 days)If the Recording Limit Days are set to 1, the data will be overwritten after 24 hours. | |||
4-9. Setup - Config Mode
In the Setup menu, select the Config tab. Then, the configuration menu is displayed as pictured below. Navigate through the menu items or change the settings using the mouse or the remote control.

Figure 4.9.1. Configuration Setup Screen
Table 4.9.1. Configuration Setup
| Item Description | |
| Export To USB | User can save the current configuration (Setting values) of the DVR to the USB flash drive. Plug in the USB flash on the front panel and press the button to start the saving process. |
| Import From USB | User can upload the configuration of the DVR to another DVR using the USB Flash drive. Plug in the USB flash drive on the front panel and press the button to start the loading process. |
| Load Default | Press the button to reset the system to the default settings.The following settings such asLanguage, DVR ID, Security User Authentication, Security User P/W, Date Format, DLS settings, Network settings, HDD overwrite, Limit recording, HDD serial number, and HDD ERROR timewill not be included. |
| Load Factory Default | Press the button to reset the system to the factory default settings. |
| Software Upgrade | Upgrade softeware to the latest version.After connecting USB flash drive to USB port on the DVR, click SEARCH.It will automatically find the upgrade file. |
4-9-1. Software Upgrade
- In the USB flash drive root directory, create a new folder named "upgrade"
-
Create sub-folder for each model under "upgrade" folder and copy each software file to their folder.
-
“d4vn” for D4VN: “main_d4vn_speco_.*.*_202****”
- "d8vn" for D8VN: "main_d8vn_speco_.*.*._202****"
- "d16vn" for D16VN: "main_d16vn_speco_.*.*_202****"

- Plug in the USB flash drive.
- Navigate to Config menu of Setup.
- Select Software Upgrade.
- Follow the procedure from Figure 4.9.2 to Figure 4.9.5.

Figure 4.9.2

Figure 4.9.3

Figure 4.9.4

Figure 4.9.5

NOTICE
If selecting "Restart Now" when the USB flash drive is plugged, the following message will pop up with beep sound.

5. Live, Search and Playback
5-1. Live View
In the Live screen, video inputs from the cameras are displayed as they are configured in the Display Setup screen. When the mouse is right clicked, and the quick operation window will be displayed as below.

Figure 5.1.1. Live Screen and Quick Operation Window
On the bottom of the screen, various On-Screen Display (OSD) symbols, which indicate the status of the DVR, are described in Table 5.1.1.
Table 5.1.1. Status Indicator Icons in Live Viewing Screen
| Icon Description | |
![]() | Indicates the DVR is locked. Note) to unlock, right click on the live view screen and select on Unlock. |
![]() | Audio mute. Audio channel output can be selected from the quick operation menu |
![]() | Indicates that alarm is set. |
![]() | Indicates that alarm output is activated. |
![]() | Event indicator. When there is an event (motion recording, video loss, HDD fail, S.M.A.R.T), this icon will be highlighted. |
![]() | Indicates that a network client is connected to the DVR. |
![]() | Indicates that sequencing mode is enabled. |
| 2009/04/14 17:23:40 | Displays the current date and time. |
| RC: ALL Remote control ID display. If a remote ID is not set, the message “ALL” is displayed. | |
![]() | When Overwrite is not enabled, this displays the percent of the hard dis usage from 0-99%. When Overwrite is enabled, the Bar will indicate with Overwrite |
![]() | Continuous recording in progress. |
![]() | Manual recording in progress. To set the Manual recording mode, press the Record button on the front panel. |
![]() | Motion alarm recording in progress. |
![]() | Sensor recording in progress. |
Table 5.1.2. Menu Items in Quick Operation Window
| Icon Description | |
| Search Select this option to enter the Search menu. | |
| Setup | Select this option to enter the Setup menu. |
| Display | Display layout. Select between different multi-view display formats.D8VN: 1x1, 2x2, 3x3; D16VN: 1x1, 2x2, 3x3, 4x4 |
| Snapshot | Click this option to create a snapshot of selected channel image.(JPEG Still Image) |
| Super EZ Copy | Direct Backup of the selected channel to USB flash drive withoutgoing through the search mode. |
| Enable Manual | Manual Record button. Click this button to enable manual recording. |
| Record | Also known as Panic Record. |
| Instant Playback | Instant playback on each channel for 10 / 20 / 30 / 60 seconds |
Advanced Menu
| EZ Setup Select this option to start EZ Setup Wizard | |
| Audio Mute Select audio output on or off | |
| Camera PTZ Select this option and the PTZ user interface will appear. (Refer to 5-1-1, PTZ Control on page 49) | |
| Enabel Main Monitor Sequence | Select this option to enable/disable sequence function. |
| Disable Alarm Out | Click this button to enable/disable Alarm outputs |
| Manual | Window where users can manually trigger the digital deterrent audio |
| Digital Deterrent | “Right now it just says “use”. |

Camera information Press the button to view the camera signal information of a selected channel.
System Information Press the button to view the system information.

Export Help Displays window with instructions for exporting video.
System Lock Locks the DVR from user access.
System Shutdown Click this button to shutdown system.
5-1-1. PTZ Control
Table 5.1.3. Menu Items in PTZ Control Window
| Image Item Description | |||
![]() | INITIALIZE | Initialize the PTZ settings of the selected camera | |
| PAN/TILT | Select PAN/TILT using the ▲▼◀ and ▶button, then press SEL. Adjust the tilt (UP/DOWN)/pan (LEFT/RIGHT) position using the ▲▼◀and ▶buttons. | ||
| ZOOM/FOCUS | Select ZOM/FOCUS using the▲▼◀ and ▶buttons, then press SEL. Adjust the zoom (UP/DOWN)/ focus (LEFT/RIGHT)position using the ▲▼◀ and ▶ buttons. | ||
| OSD | Select OSD to enter the menu. Control keys are Right, Left, UP, Down, Select, Far (REW KEY), and Near (FF KEY). Press the ESC button to return to the previous menu. Press the PTZ button to close the OSD menu. | ||
| AUTOSCAN | Press the right key(▶) to start auto scan. Press the left key (◀) to stop auto scan. | ||
| PRESET | Select PRESET, then press the left key(◀). A number input window will appear. Set the number (3digits) using the number key, then press the SEL to confirm the preset number for the current position. Press the right key (▶) and enter the number (3digits) to go to the preset position. | ||
| TOUR | Select TOU and press the right (▶) key. A number input window will open. Select a number (1digit) using a number key, then press SEL to start the tour. Press the left (◀) key to stop the tour.Preset the number of the tour group in the OSD menu. | ||
| NUMBER | For the TOUR and PRESET menu. | ||
| × | Press ESC to return to the main menu | ||
5-2. Digital Zoom in Live and Playback Screen
VN series supports Digital Zoom feature during live and playback mode.
- Double click the target channel.

- Click the left button of the mouse and drag to make rectangular shape.

natural_image
Two-panel image showing museum exhibits: one with a close-up of a display case, the other with a close-up of an ancient artifact displayed in glass (no visible text or symbols)5-3. Search Screen
To enter the search screen menu, select Search menu on the screen using the mouse or press Search icon on live screen.

Figure 5.3.1. Search Screen
There are 7 options in the Search Menu, they are: EZSearch, Time Line (Calendar), Event, Go To First Time, Go To Last Time, Go To Specific Time, Archive list, and Log list on the screen.
5-3-1. EZSearch
The EZSearch window is used to find stored video with ease using the thumb nail playback screen.

Figure 5.3.2. Calendar Screen

bar
| Channel | Value | |---|---| | CH 1 | 3 | | CH 2 | 3 | | CH 3 | 3 | | CH 4 | 3 | | CH 5 | 3 | | CH 6 | 3 | | CH 7 | 3 | | CH 8 | 3 |Figure 5.3.3. Channel Selection Screen
| 00:00:00 - NO DATA | 01:00:00 - NO DATA | 02:00:00 - NO DATA | 03:00:00 - NO DATA | 04:00:00 - NO DATA |
| 05:00:00 - NO DATA | 05:00:00 | 05:00:00 | 06:00:00 - NO DATA | 09:00:00 - NO DATA |
| 10:00:00 - NO DATA | 11:00:00 - NO DATA | 12:00:00 - NO DATA | 13:00:00 - NO DATA | 14:00:00 - NO DATA |
| 15:00:00 - NO DATA | 16:00:00 - NO DATA | 17:00:00 - NO DATA | 18:00:00 - NO DATA | 19:00:00 - NO DATA |
| 20:00:00 - NO DATA | 21:00:00 - NO DATA | 22:00:00 - NO DATA | 23:00:00 - NO DATA | EXIT |
Step1. 24 Hourly Thumbnail Screen

Step2. Every 2 minutes and 30 seconds

Figure 5.3.4. Second Thumbnail Screen
When the EZSearch menu is selected, a calendar is displayed that highlights dates with recorded data.
- Select a specific date on the calendar.
- Select a channel from Channel Selection Screen.
Then the Thumbnail Search screen displays 24 thumbnails, one for each hour of the day.
- Second step shows every 2 minutes and 30 seconds screen.
- Playback the selected image.
5-3-2. Time Line Search
The Calendar Search window is used to find the stored video by using the time line bar.

Figure 5.3.5. Calendar Screen

Figure 5.3.6. Time-Line Search Screen
When the Timeline menu is selected, the user can see a calendar, which displays recorded dates with highlights. Select a specific date and time. Click and drag the red time indicator bar to the desired hour. User can select a specific minutes using a button in the above red box. Press the "play" button after selecting the specific time. Press the "prev" to return to the Search window.
5-3-3. Event Search
The Event Search window is used to find stored video.

Figure 5.3.7. Event Search Screen
When the Event menu is selected, a calendar is displayed that highlights dates with recorded event data. Select a specific date and the event log will be displayed. After selecting the event, Press the "play" button to playback the recorded data or press the "backup" button to export the data. User can find a data of the specific channel and event using a button in the above red box as following Figure 5.3.9. Press the "prev" to return to the Search window.

Figure 5.3.8. Event Search Screen
5-3-4. Go To First Time
You can access the oldest recorded data on the DVR hard drive by selecting Go To First Time on the Search window. Press the "prev" to return to the Search window.
5-3-5. Go To Last Time
You can access the latest recorded data on the DVR hard drive by selecting Go To Last Time on the Search window. Press the "prev" to return to the Search window.
5-3-6. Go To Specific Time
User can search for video data from a specific instance by setting the date and time in the GO TO SPECIFIC TIME menu. Use the mouse or the remote control to change the date and time value and press the PLAY button after setting. If there is no video data in the set date and time, No Data Exist message displays.
5-3-7. Archive List
The ARCHIVE Search window is used to find previously stored video or images.

Figure 5.3.9 Archive Search Screen
When the Archive menu is selected, the user can see a calendar, which has archive data. Select a specific date and then the archived data will be displayed. Press the Display button to view the still image or the first frame of the selected video, then the user can export the selected data.
5-3-8. Log List
You can access the LOG list search screen by selecting LOG on the SEARCH window.
![Log Date NTP : Keep(earlier than system time) 08/31/2016 04:00:00 System Start : [25] Software Upgrade 08/31/2016 13:58:33 Video In : CH1 08/31/2016 13:58:34 Video In : CH2 08/31/2016 13:58:34 Video In : CH3 08/31/2016 13:58:34 Video In : CH4 08/31/2016 13:58:34 NTP : Keep(earlier than system time) 08/31/2016 13:59:00 7 log(s) found backup < prev next > close](/content/2026/05/998750/images/0d49c2dd18b4c02fd74d3b0e312a0ac5e6d410d79ce4fb7c2abb3ff66ba4c8e6.jpg)
Figure 5.3.10. Log List Screen
When the Log menu is selected, the user can see a calendar, which has a log data. Select a specific date and press NEXT button, and then the log data will be displayed. Press the SAVE button to save the data and then the data is saved as a text file format.
5-4. Playback Mode
During playback of a recorded event, the mode changes from SEARCH to PLAY. While in PLAY mode, you may return to the SEARCH screen by pressing the X button on the status bar.

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Interior view of a museum gallery with wooden display cases and glass cases, no visible text or signageFigure 5.4.1. Play Mode Screen
The following status bar hides automatically and appears again if a mouse pointer is positioned to the bottom of the screen.
Table 5.4.1. Button Functions in PLAY Mode
| Button Description | |
![]() | 1x, 2x, 4x, 8x,16x, 32x for D4VN1x, 2x, 4x, 8x,16x for D8VN1x, 2x, 4x, 8x for D16VN |
| Single Channel backward playback speed 1x, 2x, 4x, 8x, 16x, 32x, 64x | |
![]() | Jump/Step backward. The playback position moves 60 seconds backward. |
![]() | Press to play or pause recorded video. |
![]() | Jump/Step forward. Playback position moves 60 seconds forward. |
![]() | • 2x, 4x, 8x,16x, 32x for D4VN• 2x, 4x, 8x,16x for D8VN• 2x, 4x, 8x for D16VNSingle Channel forward playback speed 1x, 2x, 4x, 8x, 16x, 32x, 64x |
![]() | Slow Mode play. Forward playback speed x1/4, x1/2 |
![]() | Press to back up the video. User can select archive file formats (Still image, NSF, AVI and EXE). |
![]() | EZCopy button. User can copy video data as NSF, AVI and EXE format. |
![]() | Return to the previous menu screen, search window, or exit from the Menu. |
6. Export and Back Up
6-1. Still Image Backup onto USB Flash Drive
Still images can be captured and archived onto a USB flash drive or an USB external hard drive in live mode or while playing back recorded video.
- Select a specific channel, which wants to back up on live screen.
- When you press "Snapshot" button on Quick operation window, the media selection window screen will display.

- Once you press "start" button, the system will capture a still image and archive onto a USB flash drive.

NOTICE
USB Flash Drive must be in FAT32 file format.
6-2. Video Backup onto USB Flash Drive during playback
Video can be captured and archived onto the USB flash drive or a hard drive while playing back the recorded video. In playback mode, press the "Export" button to launch the backup function.
- When you press “Export” button on the selected channel or all channels, the DVR will ask whether to archive a Still Image, NSF, AVI or EXE and select the proper media type.


- Select USB Drive (Flash Drive) to back up less than an hour.
Select USB HDD (Large Backup) to back up from 1 hour to 24 hours. (Only for NSF type)

- Once you select the channel and duration, the system will start to archive the data to the USB drive.

- The following image shows the progress of archiving the data.

bar
| Channel | Value | | ------- | ----- | | | 74% |- The following shows the image to complete the backup. Select lose to return to the previous screen.

6-3. EZCopy: Video Backup onto USB Flash Drive during playback
Using EZCopy feature, Video can be easily archived onto the USB flash drive or a hard drive.
In playback mode, press the “EZCopy” button to launch the backup function.
- Press "EZCopy" button on the selected channel or all channels.

- Then, EZCopy START time will display.

- Move time bar cursor to the time of end of backup and press EZCopy button. Then, EZCopy STOP time will display.

- EZCopy window will display. The DVR will ask whether to archive a NSF, AVI or EXE.

- After backup format is selected, also select media type and channel(s) to archive the data to the media.
6-5. Playback of Backup Video
6-5-1. AVI Format
AVI format: AVI format video can be played back by Window Media Player™ or other media player that is compatible with AVI format video.
- Please install the Decoder Filter that the DVR copies "DvrPlayer" folder on USB flash drive with the video. Decoder Filter is exported to the "/DvrPlayer" folder of the USB drive.

- Otherwise, the video and time stamp over video can't be properly played back and won't be displayed on Window Media Player™.

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Interior view of a museum or exhibition hall with wooden flooring, display cases, and ceiling lighting (no visible text or signage)
Timestamp On AVI. The subtitle is embedded to the video clip file.
The subtitle is embedded to the AVI file. To display a subtitle, user should install a special filter called "Decoder Filter".
6-5-2. NSF Format

NSF format: NSF format video can be played back using the HDplayer that the DVR copies to "DvrPlayer" folder on USB flash drive with video. Use the mouse scroll to use digital zoom in and out feature.

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Interior view of a museum gallery with wooden display cases and glass cases, no visible text or signage7. Network Access Using the Multi-Sites Network Viewer
7-1. Overview
The SpecoTech Multi Client is a multiple site monitoring client software with; video, audio, and alarm signals from the DVRs over the network. The SpecoTech Multi Client does not limit the number of DVR units to register.
The program displays up to 16 DVRs and supports dual monitors.
On the program, user may control PTZ cameras on the DVRs. By attaching a microphone and speaker system to devices on site, the user may make bi-directional audio communication over the network.
7-2. PC Requirements
Minimum PC Requirements
| CPU Intel Core | 3 |
| 1.8Ghz | |
| Memory 2GB D | DR2 |
| VGA 512MB | |
| Resolution 1280x720 | |
| Disk Space 1GB | |
| OS Windows 7, | 8, 10 |
| Network 10/100Base T | |
| Others | Direct X 9.0c or Higher |
Recommended PC Requirements
| CPU Intel Core | 5 |
| 2Ghz or higher. | |
| Memory 4GB D | DR3 or higher. |
| VGA 512MB or higher. | |
| Resolution 1920x1080 | |
| Disk Space 1GB | |
| OS Windows 7, | 8, 10 |
| Network 10/100/1000Base T | |
| Others | Direct X 10 or higher. |
Before installing the program, check the PC specifications. The DVR remote software may not perform correctly if the PC does not meet the minimum requirements.
7-3. Installation of the Program
- Insert the provided CD in the CD drive and double-click "SpecoTech Multi Client (XXXX).exe"

- Select a destination folder and click "Next".

- Select the program folder and click "Next".

-
The installation status screen is displayed.
-
After the installation is completed, "SpecoTech Multi Client" icon displays on the desktop screen.

SpecoTech Multi Client
7-4. Live Window
When installation is completed, double click the "SpecoTech Multi Client" icon on your desktop to start the program.
7-4-1. Main User Interface

7-4-2. Control Buttons
| Button Description | |
LOCAL PLAYBACK | Click this icon to run a playback window to search and play videos that are recorded in the local PC. |
REMOTE PLAYBACK | Click this icon to run a playback window to search and play videos that are recorded in the remote DVR. |
SITE MANAGEMENT | THUMBNAIL REFRESH: Click this icon to refresh and renew thumbnail image of the connected sites.SITE ADDITION: Click this icon to open 'Site Addition' window.SITE DELETE: Click this icon to delete site from the index window, after disconnect a site.NET FINDER: Select the site from the index window and click this icon to modify the information of specific site. |
CONNECT | Click this icon to connect the selected site/sites. |
DISCONNECT | Click this icon to disconnect the selected site/sites. |
SETUP | Click this icon to setup configuration of SpecoTech Multi Client. |
CAPTURE | Click this icon to capture a still image. |
EVENT LIST | Opens list of events logged by the SpecoTech Multi Client. |
PAUSE | Click this icon to play/pause live video. |
ALARM ON | Click this icon to turn on/off alarm outputs. |
RECORD ON | Enable or disable recording of live video to local disk, which has set in setup menu. |
AUDIO MIC | Use the volume control bar to set the audio level. |
PRESET/TOUR/SCAN/MENU | User can control PRESET/TOUR/SCAN/MENU |
CHANNEL SPLIT | To select the numbers of display channel/channels (Single, quad, 9 channels, and 16 channels) of highlighted site. |
DVR SITE SPLIT | To select the numbers of DVR/DVRs (1 DVR, 4 DVRs, 9 DVRs, 10 DVRs) on main display screen. |
7-5. Search and Playback Window
7-5-1. Main User Interface
You can access to search window by clicking the search icon (Local Playback / Remote Playback) on the upper right of the Live Window.

7-5-2. Main Control Panel
| Button Description | ||
![]() | LOCAL PLAYBACK | Click this icon to run a playback window to search and play videos that are recorded in the local PC. |
![]() | REMOTE PLAYBACK | Click this icon to run a playback window to search and play videos that are recorded in the remote DVR. |
![]() | Display the site information and the connection status. | |
![]() | CONNECT | Click this icon to connect the selected site/sites. |
![]() | DISCONNECT | Click this icon to disconnect the selected site/sites. |
![]() | SETUP | Click this icon to setup configuration of SpecoTech Multi Client. |
![]() | CAPTURE | Click this icon to capture a still image. |
![]() | EVENT LIST | Opens list of events logged by the SpecoTech Multi Client. |
![]() | EZCopy Start | Click this icon to set the beginning time for backup of the recorde video in AVI format. |
![]() | EZCopy End | Click this icon to set the ending time for backup of the recorded video in AVI format. |
![]() | BACKUP | Click this icon to backup the recorded video in AVI format. |
AUDIO | Use the volume control bar to set the audio level. | |
![]() | To select the numbers of DVR/DVRs (1 DVR, 4 DVRs, 9 DVRs, 1 DVRs) on main display screen. | |
![]() | To select the numbers of display channel/channels (Single, quad, channels, and 16 channels) of highlighted site. | |
![]() | To select the channel to playback. | |
![]() | The calendar shows dates with recorded video in color. | |
![]() | To display the recorded data of selected channel or all channels on a time line scale. | |
![]() | To change a timeline scale from 24 hours to 60 minutes.The timeline shows recorded data in color on the bar. You can adjust the timeline scale and move it to the time you wish to playback. Then click the play icon to display the recorded video. | |
![]() | Playback buttons. | |
![]() | EZSEARCH: Thumbnail search over the network.- Shows 24 thumbnail images, one for each hour from 00:00 to 23:00.- Each hour is further broken up 24 segments; each is 150sec.- Then select the tile to play* Click the “PREVIOUS” button to go the previous step. | |
![]() | Digital Zoom Window in Live and Playback. (Only available in Single Channel Viewing) | |
7-5-3. SMART SEARCH
1) User can search with selected area
2) Click right mouse button when playback


3) 'Smart Search' will search in the selected area only.
4) 'Smart Search' checking the motion and event from the selected area.
5) User can set, Sensitivity, Internal, Thumbnail size, Date and Time


6) Select any of search Thumbnail then selected event will playing.
7-6. Setup of SpecoTech Multi Client
Click the setup icon

to setup the configuration of SpecoTech Multi Client software. The SETUP
window is displayed as below.
7-6-1. General
Security Option: Set a password for security options. Select security options and set a password.
Then when you access any of selected functions, you need to enter the password.
You can also set the save path for capturing and backup.
Save Path: Specify the location to save captured still image for Capture and Backup data.
Miscellaneous
Automatic Reconnection: If enabled, the software will automatically try to reconnect to the last successful IP address. But, when CLIENT ACCESS is OFF on the DVR, the software will not try to reconnect even if it is enabled.
Always On Top: If enabled, the software display will be continuously on the top of other windows.
Time Format: Change the way the Client software displays the time.

7-6-2. Event
Event log can be archived and searched.
Event Log: Specify the location to save event logs and select event to archive.

Event Search: Event log can be searched from the selected time.

7-6-3. Record
Record Setup: You can set the recording conditions as the following; Always, Event, or Auto record. And you can also select target DVR/DVRs and channel/channels. When you set the recording condition to event, you can set event for motion or alarm with duration.

Record Local Storage Setup: You can select the local disk to record and the amount of disk space you want to allow the program to use for recording. You can also select the option to overwrite data or stop recording when the maximum amount of disk space is full.

7-6-4. Display
You can select the OSD (On Screen Display) to be displayed.

7-6-5. Language
English, French and Spanish is selectable.

7-6-6. About
"About" provides network client version information.

7-7. Remote Setup
The menu settings for the DVR unit can be set over network.
Put the cursor of the mouse on the channel, which is connected to the site and right click on the mouse to open the submenu. Then the following window is displayed as below. Select the REMOTE SETUP.

Then the setup window is displayed. The specified menu screen is displayed on the upper left of the screen.
Enter the password of the DVR when prompted. (NOTE: The password is same with DVR setup password.)
Setting is the same as with the DVR menu setting. Refer to the corresponding pages for details on the setting items.


NOTICE
Web Setup is prohibited when DVR is in local Setup Menu.

7-7-1. System
Select System to set system and time settings.

• DATE DISPLAY FORMAT: Select the date display format.
- CLIENT ACCESS: Enable/Disable remote access through network client software.
- NTP SETUP: Sets whether to synchronize the time using NTP server or not.
o Primary SNTP Server: Input the NTP primary server address.
Secondary SNTP Server: Input the NTP secondary server address.
○ Time Zone: Select the time zone.
○ Connection Mode: Select the connection mode to NTP time server.
- SEND E-Mail SETUP: Sets whether to enable/disable e-mail sending function.
- SEVER TYPE: Select GMAIL, HOTMAIL, AOL, YAHOO or MANUAL)
- MAIL SERVER: Input the SMTP server name as well as the user ID and password.
- MAIL PORT: Mail port setting.
- SEURE OPTION: Select a secure mail server connection. (SSL or TLS)
○ ID : Email User ID
○ PASSWORD : Email User Password - MAIL TO: Input the appropriate email address to enable sending e-mail reports
- MAIL FROM (Return Mail Address): Set the source e-mail address to be notified to the destination.
o SEND MAIL TEST: Examine the function with registered information.
- USER NAME: Name the DVR
- SYSTEM RESTART
• SYSTEM EVENT NOTIFICATION
Allows the user to set EVENT NOFICIATION ON or OFF
○ HEALTH CHECK
(Allows the user to set MAIL STATUS periodically): DAILY or WEEKLY or MONTHLY
○ HDD TEMPERATURE
○ HDD BAD SECTOR
- HDD ALMOST FULL
- VIDEO CLIP SETUP: Setting the duration for pre and post recording.
- EVENTS AND NOTIFICATION
- HEALTH CHECK / RESTART / SHUTDOWN / PANIC RECORD
Enable Email Notification in the event a problem occurs with the VN.
- ALARM-IN : Enable Email Notification when the camera detects sensor
- MOTION DETECTION : Enable Email Notification when the camera detects motion
o VIDEO LOSS: Enable Email, Beep and Alarm output Notification when the camera signal is lost. - HDD TEMPERATURE : Enable Email Beep and Alarm output Notification when the HDD reaches the maximum temperature
- HDD BAD SECTOR: Enable Email Notification when the HDD has bad sectors.
- HDD ALMOST FULL: Enable Email Notification when the HDD is almost full.
- HDD FULL: Enable Email Notification when the HDD is full.
- HDD FAILURE: Enable Email, Beep and Alarm output Notification when the HDD fails.
7-7-2. Record
Select RECORD tab to set the recording conditions.

These settings apply to the specified channel only.
- Recording Setup
o RESOLUTION: Sets the resolution for the recordings. The value applies to an individual channel.
o FRAME RATE: Sets the recording rate.
o QUALITY: Sets the image quality in 5 levels.
o RECORDING: Sets the recording mode.
o RECORDING MODE: CONTINUOUS, SCHEDULE, MOTION, SENSOR
o PRE RECORD: Sets whether to perform or not prerecording.
o POST EVENT RECORD: Sets the duration of the event recording.
o AUDIO: Sets whether to perform or not audio recording.
o SECHDULE: Sets the schedule recording.
These settings apply to all channels.
- EZRECORD
o RESOLUTION: Sets the resolution for the recordings. The set value applies to an individual channel.
o FRAME RATE: Sets the recording rate.
o QUALITY: Sets the image quality in 5 levels.
o RECORDING MODE: Sets the recording mode.
o RECORD DAYS: By the setting value, the Recording Days will change accordingly.
7-7-3. Device
Select Device to set Spot Out, Enable/Disable CVBS Out, motion zone.

RELOAD APPLY
• ALARM OUT: Set the alarm out duration.
- DIGITAL DETERRENT: Set the schedule of digital deterrent function and upload the sound file to DVR.
• CONTROLLER: Set the controller baud rate and ID.
• PTZ: Set the PTZ baud rate, protocol, and ID.
- SPOT: Enable/Disable the SPOT OUT and SEQUENCE.
- MOTION: Setup the motion detection area and the sensitivity.
o SITE: Select the channel
o MOTION ZONE: FULL Zone or PARTIAL Zone
o MOTION SENSITIVITY: 1\~9 (High sensitivity level)
- KEYTONE: Sets On or Off of Key Tone.
- REMOTE CONTROLLER ID: Sets an ID number on the supplied remote control for its identification.
- SENSOR: Select the type of each sensor.
7-7-4. Display
Select the DISPLAY tab to set the DISPLAY conditions.

These settings apply to all channels.
- OSD: Sets whether to display or not, the date and time as well as channel number on the screen.
- OSD CONTRAST: Adjust the character contrast on the screen.
- MAIN MONITOR SEQUENCE: Setting for automatically switching the displayed video.
SEQUENCE DWELL TIME: Sets the interval for automatically switching the screens. - SITE: Name, Covert, Brightness, Contrast, Hue, Saturation These settings apply to the specified channel only.
7-7-5. Network

- NETWORK TYPE
o STATIC: The address setting mode is manual. Input IP, Gateway, Subnet Mask, and DNS IP.
- DHCP: The address setting mode is automatic.
- DDNS: Set whether to use DDNS service or not.
○ HOST NAME: Allows the user to setup a domain name manually
o SUMBIT/UPDATE: Select ON to submit the settings
- ezDDNS: Enable/disable ezDDNS to register the host name automatically
• NETWORK PORT: When connecting multiple DVRs to the network, set a unique port number.
• NETWORK AUDIO PORT: Display the network audio port (NETWORK PORT + 1).
- WEB PORT: Set a web server port number.
- NETWORK STREAM: Set the Resolution, Frame Rate, and the Quality and enable/disable USE MOBILE.
7-7-6. User Management
Select the USER MANAGEMENT tab to set the DISPLAY conditions.

7-7-7. Storage
Select Storage to configure continued recording settings by overwriting the hard disk and the storage period for the recording data.

• OVERWRITE: Continues recording by writing over previous recordings when HDD is full.
- DISK INFO: Shows the information of HDD installed in DVR
- RECORDING LIMIT: Sets whether to limit or not, the recording data storage period.
7-7-8. Remote Upgrade

Shows the current Firmware version installed on DVR.
- Browse: Select BROWSE to locate the firmware file.
- Upgrade: Select UPGRADE to upgrade the firmware of the DVR.
7-8. Operation
7-8-1. Addition, Delete, and Modify of DVR Sites
7-8-1-1. Addition of Sites
- Click SITE ADDITION button. And then the following window will be displayed as below.


- Site Name: Input a name that properly describes a site.
- IP Address: Input IP address (Public IP address of a router that DVR is connected.) or Domain name
- Port Number: Default Port Number is "5445".
- ID: Input ID of DVR. Default ID is "admin".
-
Password: Input network password of DVR that is same with DVR setup password.
-
Click OK button. And then the registered site is added on the directory window.
7-8-1-2. Deleting a Site
- Select the site/sites to delete from the directory window.

- Click SITE DELETE button. And then the selected site/sites is/are deleted.
7-8-1-3. Modify of Sites
- Select the site/sites to modify from the directory window.


- Click NET FINDER button. And then the following window will be displayed as below.

- Click Modify button. And then the modified information is displayed as below.

7-8-2. Connect and Disconnect
7-8-2-1. Connect
- Select site/sites to connect from the directory window.


- Click CONNECT button, and then site/sites displays/display as connected.

7-8-2-2. Disconnect
- Select site/sites to disconnect from the directory window.


- Click DISCONNECT button, and then selected site/sites disconnected.

7-8-3. Still-image Capture During Live
- Double-click a channel to capture from the display screen. (Otherwise all channels will be captured.).

- Click CAPTURE button. And then a Capture window will be displayed as below.

- Set Save Path, File Name, and File Format. And then click OK button.
- Still image is saved as set in Capture window.

7-8-4. Recording Video on Local PC During Live

-
Click SETUP button. And then a setup window will be displayed as below.
-
Select Record and set the values.

- Select Disk and set the values.


-
Click RECORD ON button. And the color of button is changed.
-
Live video data is recorded as set in Record and Disk setup. These video data can be searched and play-backed with Local Playback.

7-8-5. Local Playback and Remote Playback
7-8-5-1. Playback of Recorded Video on a Local PC
- Click LOCAL PLAYBACK. And then Playback Window will be displayed over the Live Window.

-
Select site/sites to connect from the directory window.
-
Click CONNECT button. And then Green bar displays on Search calendar and timeline scale window.

- Move the marker on the timeline scale to where there is video data and press the PLAY button.

- Video data that is recorded on local PC will be play-backed.

- Use the mouse scroll to digitally zoom in and out from a single channel display.
7-8-5-2. Playback of Recorded Video on Remote DVR
- Click REMOTE PLAYBACK. And then Playback Window will be displayed.

-
Select the site to connect from the directory window.
-
Click CONNECT. And then Green bar displays on Search calendar and timeline scale.

- Move the marker on the timeline scale to where there is video data and press the PLAY button.

- Video data that is recorded on the remote DVR is play-backed.

7-8-6. AVI Backup during Playback
You can back up the recorded videos in AVI format during playback.
- Double-click the target channel to backup.
- Select the beginning time by using the search calendar and timeline scale bar.

- Click EZCOPY START button on the timeline scale to select the beginning point of the backup.

- Click EZCOPY END button on the timeline scale to select the ending point of the backup. Then, the selected starting point and the ending point on the timeline scale bar will be marked in green.

- Click BACKUP. And then the BACKUP window will be displayed as below.

- You can also set the beginning time and ending time on this window. After selecting a channel for backup, click the OK button. The backup will begin.

- AVI video data is recorded as selected in AVI Backup window. AVI format video can be played back by using Window Media Player™ or other media player that is compatible with AVI format video.

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Exterior view of a rural road with buildings and a tree in the background (no visible text or symbols)8. Network Access Using the Web-Browser Viewer
The DVR provides a live remote monitoring feature by web-browser viewer. (NOTE: Web-Browser is only available for Internet Explorer)
- Check the IP address of the DVR from SETUP>SYSTEM>DESCRIPTION>IP ADDRESS or
- Input the IP address or Domain name address that you pre-registered.

- Click this bar. Then the dialog box is displayed.

- Click "Install" to download and install the ActiveX control.

- The Web Browser Viewer will be displayed as below after the ActiveX installation

- Click the CONNECT button on the Left upper corner of web-viewer. Then "Connect" dialog is displayed.

- Site Name: Input a name that properly describes a site.
- IP Address: Input IP address (Public IP address of a router that DVR is connected.) or Domain name
-
Port Number: Default Port Number is "5445".
• ID: Input ID of DVR. Default ID is "admin". -
Password: Input network password of DVR that is same with DVR setup password.
- Then the cameras connected to the DVR are displayed on the screen.
- Use mouse scroll to digitally zoom in and out from a single channel display.

9. Network Access Using the Smart Phone Viewer

Notice
Data Usage applied without Wi-Fi connection. Please check with your Phone Carrier.
9-1. App Viewer for iPhone
- Enter the Apple App Store.


- Search "Speco Player" in the App Store.

Notice
SPECO Player is for the VN, VX2, VX, VT, HT, HS, ZS, NS, DS, RS and HD series DVRs. SPECO VIEWER is not compatible with the T Series DVR's (TH, TN or TL) or the PC Series DVR's.
9-1-1. Live
-
Open the installed "Speco Player" App and click 📄 on to add a remote device.
-
Enter the site name, IP or DDNS address, Network Port number (default 5445), ID(default admin) and Password that is same with DVR setup password. Then, click "Save" button.

* Note: Network Port and Web Port must be forwarded before adding a new site.
- Select a registered device and select "Live". Then click "Connect" button.

- The app will display the selected channel(s). Double tap the channel screen to switch 1 channel display to 4, 8, 10, 16 channels split display depending on the DVR.

- To select the display mode(1, 4, 9, 10 or 16 split display), tap the arrow menus button

- Drag and drop channels
Touch and drag one channel to the other channel to swap the channel location. To swap the channel, drag a channel to another channel.
- Digital Zoom In-Out
Double tap on the desired channel to view in 1channel mode. Then use the iPhone zoom feature using two fingers to pinch the screen to zoom in or out on the video image. User can also move the zoomed image around by touching the desired spot and dragging the zoom image.
9-1-2.PTZ Control
To control the PTZ functions of the camera, tap the menu button. Then PTZ menu icons will display. Using the PTZ icon on the screen, can control PTZF functions.

9-1-3. Playback
- Select mode as 'Playback' and click 'Connect' button. Then select Date & Time and click 'Connect' button.

- The app will display the selected channel(s). Double tap the channel screen to switch 1 channel display to 4, 8, 10, 16 channels split display depending on the DVR.

- Tap the menu button. Then Playback menu icons will display.

9-2. App Viewer for Android Phone
- Enter the Android Play Store.

- Search "Speco Player" in the Android Market and install the "Speco Player" app.

Notice
SPECO Player is for the VN, VX2, VX, VT, HU, HT, NU, NS, HS, DS, RS and HD series DVRs. SPECO VIEWER is not compatible with the T Series DVR's (TH, TN or TL) or the PC Series DVR's.
9-2-1. Live
- Open the installed "Speco Player" App and select the "Live view / Playback". Then click the menu button of the phone to add a remote device.
- Select the registered device and select 'Live view' and select up to 4 channels to monitor. Then click 'Start' button.



- The app will display the selected channel(s). Double tap the channel screen to switch 1 channel display to 4 channels split display.

9-2-2. Playback
- Select the registered device and select 'Play back' and select up to 4 channels to search. Then click 'Start' button. As soon as setting the date and time to search, the app will start the playback.



- The app will display the selected channel(s). Double tap the channel screen to switch 1 channel display to 4 channels split display.

9-2-3.PTZ Control
To control the PTZ function of the camera, tap the channel screen, and then the channel name will be highlighted in Light Green. Using the PTZ menu icons on the screen, control PTZF.


APPENDIX: Network Connection - LAN

- Install the network client software from the supplied CD.
- Check the IP address from SETUP > SYSTEM > DESCRIPTION or SETUP > NETWORK of DVR.

- Run the network client software.


-
Input Site Name, Site Address (IP address), Port Number, and Password on the connect window.
-
Site Name: Input a name that properly describes a site.
• IP Address: Input IP address - Port Number: Default Port Number is "5445".
• ID: Input ID of DVR. Default ID is "admin". -
Password: Input network password of DVR that is same with DVR setup password
-
Select a site by checking the box, and Press


APPENDIX: Network Connection – Internet and DDNS
Dynamic Domain Name System (DDNS) allows a domain name to be constantly synchronized with a dynamic IP address. A current dynamic IP address is being associated with a static domain name.

flowchart
graph TD
A["Host System"] -->|VISA/USB| B["Internet"]
B --> C["ADSL"]
C --> D["IP Router or HUB"]
D --> E["Laptop"]
- Go to SETUP>NETWORK>DDNS and set the DDNS SERVER to ON.

If you set ezDDNS to ON, the host name is automatically generated and registered.
- Go to SETUP>NETWORK>DDNS>HOST NAME. Manually enter a domain name using the virtual keyboard and click ENTER button.
![Host Name d16vn_0e33b0 - 1 2 3 4 5 6 7 8 9 0 - = ← q w e r t y u i o p [ ] Caps a s d f g h j k l ; Enter Shift z x c v b n m , . / Shift Clear Space Close](/content/2026/05/998750/images/e19eaf1b3a05695842e852daca463fa43e8a2bf78ae9433576ec1862c97b4993.jpg)
- When a manual host name is completed, Go to SETUP>NETWORK>DDNS>SUBMIT/UPDATE and select ON to submit the settings on the SPECO DDNS.
Once the setting is completed, the DDNS address will be: http://hostname.ddns.specoddns.net For example, if you enter the host name as "D16VN", then the address will be: http://d16vn.ddns.specoddns.net
-
When DDNS setting is done, click the APPLY button. Otherwise DDNS setting will not be applied.
-
When you exit SETUP menu, DDNS NOTIFY window will pop up.

- DDNS registration status can be checked from SYSTEM INFORMATION or SETUP>SYSTEM>DESCRIPTION>DDNS STATUS

- Check the NETWORK PORT (Default: 5445), WEB PORT (Default: 80), and the IP Address of the DVR from SETUP>NETWORK.

- Port forward the NETWORK PORT (Default: 5445) and WEB PORT (Default: 80) of the private IP Address of the DVR on the network router.

Please refer to the user manual and guide for the detailed steps for port forwarding for specific router model.
- Run the network client software.


-
Input Site Name, Site Address (IP address), Port No., and Password on the connect window.
-
Site Name: Input a name that properly describes a site.
• IP Address: Domain name or Public IP address of a router that DVR is connected.
• Port Number: Default Port Number is "5445".
• ID: Input ID of DVR. Default ID is "admin". -
Password: Input network password of DVR that is same with DVR setup password.
-
And select the OK button. Then, press button after checking the left check box.








































LOCAL PLAYBACK
REMOTE PLAYBACK
SITE MANAGEMENT
CONNECT
DISCONNECT
SETUP
CAPTURE
EVENT LIST
PAUSE
ALARM ON
RECORD ON
AUDIO
MIC
PRESET/TOUR/SCAN/MENU
CHANNEL SPLIT
DVR SITE SPLIT










AUDIO







