VC-A52S - Video Conferencing System Lumens - Free user manual and instructions

Product Type	Video Conferencing System (PTZ Camera)
Brand	Lumens
Model	VC-A52S
Dimensions (approx.)	180 x 180 x 200 mm (7.1 x 7.1 x 7.9 in)
Weight (approx.)	2.5 kg (5.5 lbs)
Power Supply	DC 12V, 2.5A (PoE+ optional)
Image Sensor	1/2.8-inch CMOS, 2.1 MP
Video Resolution	1080p Full HD up to 60 fps
Optical Zoom	12x
Digital Zoom	16x
Horizontal Angle of View	72.5° (wide)
Pan/Tilt Range	Pan: ±170°, Tilt: -30° to +90°
Video Interfaces	HDMI, 3G-SDI, USB 3.0 (Type B), IP stream (RJ45)
Audio Input	3.5mm line-in, built-in microphone
Control Interface	RS-232, RS-422, IP (VISCA, ONVIF, HTTP)
Preset Positions	255 presets
Main Functions	Auto framing, tracking, noise reduction, Wide Dynamic Range (WDR), 3D noise reduction
Cleaning Instructions	Clean lens with soft dry cloth; for body use mild soap and damp cloth; disconnect power before cleaning
Safety	Use only supplied adapter; avoid exposure to rain or moisture; keep away from heat sources; install on stable surface
Spare Parts & Repairability	Contact Lumens support for spare parts; repairs by authorized service only
General Information	Operating temperature: 0-40°C; storage: -20-60°C; humidity: 20-90% non-condensing
Supported Protocols	RTSP, RTMP, SRT, NDI|HX (optional)

Frequently Asked Questions - VC-A52S Lumens

How do I connect the VC-A52S to my computer?

Use the USB 3.0 cable to connect the camera to your computer. For video conferencing apps, select VC-A52S as the video source. Alternatively, use HDMI or SDI for direct display.

Can I control the camera remotely via network?

Yes, the VC-A52S supports IP control using VISCA or ONVIF protocols. Connect via Ethernet and use the provided management software or third-party controllers.

What is the maximum zoom range?

The camera offers 12x optical zoom and 16x digital zoom, allowing a total zoom of 192x with digital. Use the remote control or RS-232 to adjust.

How do I set presets for different shot angles?

Use the remote control or software to pan/tilt/zoom to the desired position, then press and hold a preset number (e.g., 1-9) to save. Recall by pressing the preset number.

Does the camera support auto-tracking?

Yes, the VC-A52S includes an auto-tracking function. Enable it via the menu or remote. The camera will follow a moving presenter.

What video resolutions are supported?

It supports up to 1080p at 60 fps via HDMI, SDI, and USB. Lower resolutions like 720p are also available.

Can I use the camera with a battery?

No, the camera requires a DC 12V power adapter (included). It also supports Power over Ethernet (PoE+) for both power and data over a single cable.

How do I update the firmware?

Download the latest firmware from the Lumens support website. Use the USB port or IP network to upload the firmware file following the instructions in the manual.

What should I do if the image is blurry?

First, clean the lens with a soft cloth. Then check if the focus mode is set to auto or manual. If manual, adjust the focus ring or use the remote control focus buttons.

Is the camera compatible with Zoom, Teams, or other apps?

Yes, when connected via USB, the camera is recognized as a standard USB video device and works with Zoom, Microsoft Teams, Skype, and other conferencing software without additional drivers.

USER MANUAL VC-A52S Lumens

Installation Guide - English

Line drawing of a mechanical device with a circular component and base mount (no text or symbols)

[Important]

To download the latest version of Quick Start Guide, multilingual user manual, software, or driver, etc., please visit Lumens https://www.MyLumens.com/support

Table of Contents

Copyright Information......3

Chapter 1 Safety Instructions ....4

Chapter 2 Package Contents......6

Chapter 3 Product Overview....7

3.1 Overview....7
3.2 Description of LED indicator 7

Chapter 4 Instruction for installation ....8

4.1 Preparation before installation 8
4.2 Instruction for installation 8
4.3 Connecting the device.... 17

Chapter 5 Remote Control and Setting Menu....21

5.1 Functions of remote control 21
5.2 Setting Menu 22

Chapter 6 Descriptions of Major Functions....31

6.1 I would like to switch to VC-A51S 31
6.2 I would like to save the current lens position data.... 31
6.3 I would like to clear the saved position data.... 31
6.4 I would like to turn on the back light compensation function .... 31
6.5 I would like to adjust the shooting angle of the lens.... 31
6.6 I would like to hide the preset image switch (Motionless Preset) ..... 31
6.7 I would like to zoom in/out images.... 32
6.8 I would like to adjust the focal length 32
6.9 I would like to adjust the AF sensitivity 32
6.10 I would like to set the image mode 33

6.11 I would like to freeze images.... 33
6.12 I would like to rotate the image 33
6.13 I would like to change the camera direction 33
6.14 I would like to display the current status.... 33
6.15 I would like to reset to the original setting.... 33

Chapter 7 DIP switch setting....34

7.1 DIP SWITCH 34
7.2 RS-422 Connection 35

Chapter 8 Troubleshooting....37

Supplier's Declaration of Conformity 47 CFR § 2.1077 Compliance Information....39

Copyrights © Lumens Digital Optics Inc. All rights reserved.

Lumens is a trademark that is currently being registered by Lumens Digital Optics Inc.

Copying, reproducing or transmitting this file is not allowed if a license is not provided by Lumens Digital Optics Inc. unless copying this file is for the purpose of backup after purchasing this product.

In order to keep improving the product, Lumens Digital Optics Inc. hereby reserves the right to make changes to product specifications without prior notice. The information in this file is subject to change without prior notice.

To fully explain or describe how this product should be used, this manual may refer to names of other products or companies without any intention of infringement.

Disclaimer of warranties: Lumens Digital Optics Inc. is neither responsible for any possible technological, editorial errors or omissions, nor responsible for any incidental or related damages arising from providing this file, using, or operating this product.

Always follow these safety instructions when setting up and using the this product:

1 Operation

1.1 Please use the product in the recommended operating environment.
1.2 Do not place the product in tilted position.
1.3 Do not place the product on an unstable trolley, stand or table.
1.4 Do not use this product near water or source of heat.
1.5 Use attachments only as recommended.
1.6 Use the type of power source indicated on this product. If you are not sure of the type of power available, consult your distributor or local electricity company for advice.
1.7 Always take the following precautions when handling the plug. Failure to do so may result in sparks or fire:
■ Ensure the plug is free of dust before inserting it into a socket.
■ Ensure that the plug is inserted into the socket securely.

1.8 Do not overload wall sockets, extension cords or multi-way plug boards to avoid potential risks.

1.9 Do not block the slots and openings in the case of this product. They provide ventilation and prevent this product from overheating.

1.10 Except as specifically instructed in this User Manual, do not attempt to operate this product by yourself. Opening or removing covers may expose you to dangerous voltages and other hazards. Refer all servicing to licensed service personnel.

1.11 Unplug this product from the wall outlet and refer servicing to licensed service personnel when the following situations happen:

■ If the power cords are damaged or frayed.

■ If liquid is spilled into the Product or the Product has been exposed to rain or water.

2 Installation

2.1 For security considerations, please make sure the standard hanging rack you bought is in line with UL or CE safety approbations and installed by technician personnel approved by agents.

3 Storage

3.1 Do not place the Product where the cord can be stepped on as this may result in fraying or damage to the lead or the plug.
3.2 Never push objects of any kind through cabinet slots. Never allow liquid of any kind to spill into the Product.
3.3 Unplug this product during thunderstorms or if it is not going to be used for an extended period.
3.4 Do not place this product or accessories on top of vibrating equipment or heated objects.

4 Cleaning

4.1 Unplug all the cables before cleaning. Use a damp cloth for cleaning. Do not use liquid or aerosol cleaners.

5 Remote control (if the accessories are equipped with remote control)

5.1 Using an incorrect battery type in the remote control may result in breakdown. Follow local instructions on how to dispose of used batteries.

■ Precautions

Warning: To reduce the risk of fire or electric shock, do not expose this appliance to rain or moisture.

If the HD camera will not be used for an extended time, unplug it from the power socket.

		NoteRisk of Electric ShockPlease do not open it by yourself.
Caution: To reduce the risk of electric shock, do not remove cover (or back). No user-serviceable parts inside. Refer servicing to licensed service personnel.
	This symbol indicates that this equipment may contain dangerous voltage which could cause electric shock.		!	This symbol indicates that there are important operating and maintenance instructions in this User Manual with this unit.

■ FCC Warning

This HD camera has been tested and found to comply with the limits for a Class A digital device, pursuant to Article 15-J of FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a commercial installation.

This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus as set out in the interference-causing equipment standard entitled "Digital Apparatus," ICES-003 of Industry Canada.

Operation of this equipment in a residential environment could cause radio interference.

Chapter 2 Package Contents

VC-A51S

Instruction for installation

Remote Control

Power Cord Power Adapter RS-422 Connector

Line drawing of a coiled electrical plug with two connectors (no text or symbols)

Appearance may vary depending on country/region

Isometric line drawing of a 3-pin electrical connector (no text or symbols)

Metal Plate A Metal Plate B M3 Screws

Technical line drawing of a mechanical component with mounting brackets and housing (no text or symbols)

Technical line drawing of a mechanical component with multiple slots and mounting holes (no text or symbols)

3.1 Overview

Front View Back View

① ② ③

Diagram of a portable radio or megaphone device with numbered labels pointing to ports and indicators.

1. Camera Lens 2. Power LED Indicator
3. Standby LED Indicator 4. IR SELECT
5. Power Input 6. OUTPUT Switch
7. RS-422 Connection 8. RS-232 Output
9. RS-232 Input 10. HDMI Output
11.3G-SDIOutput

3.2 Description of LED indicator

3.2.1 Power :

3.2.1.1 No Light: Power off
3.2.1.2 Green light: In use
3.2.1.3 Flickering green: Signal from the remote control is received; the indicator flickers every 0.5 second

3.2.2 Standby :

3.2.2.1 Orange: In standby mode
3.2.2.2 No Light: Power on

4.1 Preparation before installation

Installation and connection of HD camera requires special skills. To install by yourself, please follow necessary steps, ensure steady and tight installation of the device, and pay attention to your safety to avoid any accident.

4.1.1 Ensure the safety of the installation environment. Please do not install the device on unstable ceiling or in a place where the device is in danger of falling to avoid any accident.
4.1.2 Please check whether accessories in the box are complete or not. Please contact the supplier for any shortage, and make sure to keep the accessories in the box intact.
4.1.3 Please choose a proper place for installation of camera in advance. Please determine an installation place according to the following requirements

4.1.1.1 Confirm the position for the object to be captured.

4.1.1.2 Confirm whether the camera is set at a proper distance from other light sources.

4.2 Instruction for installation

4.2.1 I would like to install VC-A51S on the desk

4.2.1.1 Precautions for installation

◆ Please install the machine on a flat desk
◆ Do not grab the camera head by hand when handling the device
◆ Do not rotate the camera head by hand. Improper rotation may result in breakdown of the camera

Four hand-drawn diagrams showing a device being handled, with no text or symbols present.

4.2.1.2 Installation steps

1. Please adjust DIP switch at first prior to installation

Please refer to Chapter 7 DIP Switch Setting for the relevant descriptions on DIP switch.

1. Place the camera on a flat desk directly to ensure the normal vertical and horizontal operation of the machine

Illustration of a laptop and a mechanical device on a workbench (no text or symbols)

4.2.2 I would like to install VC-A51S on the ceiling

4.2.2.1 Prepare for the parts and equipment required during the installation

1. Accessories of VC-A51S in the box
   (metal plates A,B, M3 screw silver x 8, black x 2)
2. Screw for locking on ceiling mounted hanger x 4
3. Drilling machine, screw driver, ladder

4.2.2.2 Camera Size

Length x Width x Height: 174 x 186.2 x 185.5 mm

Weight : 2.0 Kg

POWER STANDSY 174.0 mm

135.5 mm 186.2 mm

4.2.2.3 Max. rotation dimension of camera

200.4 mm 185.5 mm 186.2 mm

4.2.2.4 Size Diagram

1. Metal plate A - machine side

Metal plate A locking screw

2. Metal plate B - ceiling side

Ø7.00 25.00 27.55 M4

8.00 M4 3.60

Metal plate B locking screw Metal plate B locking bolt

M3 threaded hole 156.60 83.50 46.00 177.70 4-Ø 4.50 M3 threaded hole 140.00 M3 threaded hole 9,80 Metal plate B - ceiling side

1. Bottom of machine
   

112.0 mm 14.1 mm 40.4 mm 55.0 mm 110.0 mm

4.2.2.5 Precautions for installation

1. Before installation, please confirm the orientation of the machine relative to the object to be captured
2. It is recommended that the machine should be set at a distance of more than 1 meter away from the object to be captured. Please adjust for a best distance according to the magnification of the lens

投影機 1 meter ↑ Computer

1. The machine (including metal plates) is weighed at about 2.5 ~kg . If it is to be installed on the ceiling, please use the hanger that has obtained UL security approval to prevent the machine from falling down.
2. Please check whether the camera is installed securely on a regular basis

4.2.2.6 Installation steps

1. Please adjust resolution on DIP switch at first

Please refer to Chapter 7 DIP Switch Setting for the relevant descriptions on DIP switch.

1. Fix the metal plate A on the machine base with 4 M3 silver screws

Technical line drawing of a mechanical component with mounting holes and internal cavities (no text or symbols)

1. Lock the metal plate B on ceiling mounted hanger

※Caution:

(1) Please use the hanger that has obtained UL security approval
(2) Please reserve the hole for the connecting wires of the camera

1. Combine the metal plate A and the metal plate B

(1) Push the metal plate A up to the ceiling and then to the right to latch the metal plate B
(2) And then secure with 2 M3 silver screws and 1 M3 black screw

black screw

4.2.2.7 How to remove

1. Remove the connecting wires from the camera
2. Uninstall the camera together with the ceiling, loosen the three screws that fix the metal plates A and B and push to the left to remove the machine

Technical line drawing of a mechanical component with mounting bracket (no text or symbols)

1. Then remove the screws on the hanger and the machine

4.3 Connecting the device

4.3.1 Image Output

4.3.1.1 Connecting to a HDTV / computer monitor (DVI)

DC IN 12V m OUTPUT SELECT SELECT 1 2 3 RS-422 1 2 3 4 5 6 7 8 9 RS-232 OUT RS-232 IN HDMI cable Monitor or HDTV

4.3.1.2 Connecting to an HDTV (3G-SDI)

DC IN 12V H OUTPUT SELECT SELECT 1 2 3 RS-422 3G-SDI OUT RS-232 OUT RS-232 IN SDI Cable HDTV

4.3.2 Controlling VCs with the computer

4.3.2.1 Connecting to one computer for connection between VCs (RS-232 in/out)

With RS-232 in/out, at most 7 VCs can be connected.

graph TD
    A["Server"] --> B["RS-232 IN Camera"]
    A --> C["RS-232 OUT Camera"]
    A --> D["RS-232 IN Camera"]
    A --> E["RS-232 OUT Camera"]
    B --> F["Output"]
    C --> G["Output"]
    D --> H["Output"]
    E --> I["Output"]

4.3.2.2 RS-232 pins definition instructions

▼ RS-232 IN Pins Instructions

NO	Pins	Signals
1	DTR	Data Transmission Reade
2	DSR	Data Set Reade
3	TXD	Transmit Data
4	GND	Ground
5	RXD	Receive Data
6	GND	Ground
7	IR OUT	IR Commander Signal
8	N.C.	No Connection

▼ RS-232 Connection Instructions

RS-232 IN of VC

graph TD
    A["1. DTR"] --> B["2. DSR"]
    A --> C["3. TXD"]
    A --> D["4. GND"]
    A --> E["5. RXD"]
    A --> F["6. GND"]
    A --> G["7. IR OUT"]
    A --> H["8. N.C."]
    I["1. CD"] --> J["2. RXD"]
    I --> K["3. TXD"]
    I --> L["4. DTR"]
    I --> M["5. GND"]
    I --> N["6. DSR"]
    O["7. RTS"] --> P["8. CTS"]
    O --> Q["9. RI"]

▼ RS-232 OUT Pins Instructions

NO	Pins	Signals
1	DTR	Data Transmission Reade
2	DSR	Data Set Reade
3	TXD	Transmit Data
4	GND	Ground
5	RXD	Receive Data
6	GND	Ground
7	OPEN	Reserved
8	OPEN	Reserved

▼ RS-232 Connection Instructions

graph LR
    A["1. DTR"] --> B["1. DTR"]
    C["2. DSR"] --> D["2. DSR"]
    E["3. TXD"] --> F["3. TXD"]
    G["4. GND"] --> H["4. GND"]
    I["5. RXD"] --> J["5. RXD"]
    K["6. GND"] --> L["6. GND"]
    M["7. IR OUT"] --> N["7. OPEN"]
    O["8. N.C."] --> P["8. OPEN"]

4.3.2.3 Connecting to one computer for connection between VCs (RS-422)

With RS-422, at most 7 VCs can be connected. Please refer to 7.2 RS-422 connection for the RS-422 connection instructions.

graph TD
    A["Computer"] --> B["RS-422 Camera"]
    B --> C["RS-422 Camera"]
    C --> D["RS-422 Camera"]
    D --> E["RS-422 Camera"]
    E --> F["RS-422 Camera"]
    F --> G["RS-422 Camera"]
    G --> H["RS-422 Camera"]
    H --> I["RS-422 Camera"]

5.1 Functions of remote control

The below functions are listed alphabetically.

	Item	Description
	<,>,▲,▼	Move the lens
	Back Light Turn on/off back light compensation
	Camera select	Choose camera 1 ~ 3
	Focus-Manual / Far/Near	Turn on manual focus to adjust the focal length
	Focus-Auto	Auto Focus
	Freeze	Freeze the screen
	Home-Enter Go back to the main page / Execute
	Info	Status information
	L/R Direction Set	L/R Direction / Normal
	Menu	Display OSD menu
	Mirror	Rotate the image (OFF / Mirror / Flip / Rotate)
	Pan/Tilt Reset	Clear the Pan / Tilt setting
	Picture	Switch image effect (OFF / Neg / B&W)
	Power	Power Switch
	Preset	Appoint an ID (0 ~ 9) to save the current position data
	Reset	Appoint an ID (0 ~ 9) to delete the current position data
	Zoom-Fast Adjust image size
	Zoom-Slow	Fine-tune image size

5.2 Setting Menu

Press [Menu] on the remote control to enter the setting menu; the bold underlined values in the following table are defaults.

1st Level Major Items	2nd Level Minor Items	3rd Level Adjustment Values		Function Descriptions
Exposure	Mode	1.Full Auto2.Shutter Pri3.Iris Pri4.Manual5.White Board		Exposure mode setting
	Exposure Comp.	On /Off		AE Level
	Exposure Comp. Level	-6~C~4		The value can be adjusted only after Exposure Comp. is activated
	Spot Light	On /Off		Adjustable when the Exposure mode is set to Full Auto or Shutter Pri
	Spot Light Position	X(0~8)Y(0~6)		The value can be adjusted after Spot Light is activated
	Shutter Pri	60/30 mode	50/25 mode	Adjustable when the Exposure mode is set to Shutter Pri
		1/10000 1	1/10000
		1/5000	1/5000
		1/3000	1/3000
		1/2500	1/2500
		1/2000	1/1750
		1/1500	1/1250
		1/1000	1/1000
		1/725	1/600
		1/500	1/425
		1/350	1/300
		1/250	1/215
		1/180	1/150
		1/120	1/120
		1/100	1/100
		1/90	1/75
		1/60 1/50	—
		1/30	1/25
		1/15	1/12
		1/8	1/6
		1/4	1/3
		1/2	1/2
		1/1	1/1
	Iris Pri	1. F1.62. F23. F2.24. F2.75. F3.26. F3.87. F4.58. F5.49. F6.310. F7.811. F912. F1113. F1314. F1615. F18		Adjustable when the Exposure mode is set to Iris Pri
	Manual Gain	1. 0dB2. 2 dB3. 4 dB4. 6 dB5. 8 dB6. 10 dB7. 12 dB8. 14 dB9. 16 dB10. 18 dB11. 20 dB12. 22 dB13. 24 dB14. 26 dB15. 28 dB16. 30 dB		Adjustable when the Exposure mode is set to Manual
	Manual Speed	60/30 mode	50/25 mode	Manually set the shutter
		1/10000 1	10000
		1/5000	1/5000
		1/3000	1/3000
		1/2500	1/2500
		1/2000	1/1750
		1/1500	1/1250
		1/1000	1/1000
		1/725	1/600
		1/500	1/425
		1/350	1/300
		1/250	1/215
		1/180	1/150
		1/120	1/120
		1/100	1/100
		1/90	1/75
		1/60 1/50	—
		1/30	1/25
		1/15	1/12
		1/8	1/6
		1/4	1/3
		1/2	1/2
		1/1	1/1
	Manual Iris	1. F1.62. F23. F2.24. F2.75. F3.26. F3.87. F4.58. F5.49. F6.310. F7.811. F912. F1113. F1314. F1615. F18		Manually set the iris
	Gain Limit	1. 8 dB2. 10 dB3. 12 dB4. 14 dB5. 16 dB6. 18 dB7. 20 dB8. 22 dB9. 24 dB10. 26 dB11. 28 dB12. 30dB		Max. limit value of electron gain
	Iris Limit	1. F1.62. F2.23. F3.24. F4.55. F6.36. F97. F138. F18	Max. limit value of iris
	WDR	1. Off2. 13. 24. 35. 46. 5	WDR settings
	Anti Flicker	1. 50Hz2. 60Hz1. Off	Set the image sync frequency during capturing
White Balance	Mode	1. Auto2. Indoor3. Outdoor4. One Push WB5. ATW6. Sodium Lamp7. Manual8. 3000K9. 4300K10. 5000K11. 6500K12. 8300K13. WideAuto	Select the color temperature mode1. 4000k ~ 7000k2. 3200k3. 5800k4. 1700k ~ 10000k5. 1700k ~ 10000k6. 2800k7. Custom8. 3000K9. 4300K10. 5000K11. 6500K12. 8000K13. 3000k ~ 7000k
	One Push Trigger	ENTER	One push trigger
	Manual Red	0~C~60	Adjustable when the white balance mode is set to Manual
	Manual Blue	0~C~60	Adjustable when the white balance mode is set to Manual
Picture	Picture effect	1. Off2. Neg3. B & W	Set the picture effect
	Sharpness	1~A~16	Adjust the sharpness of the image
	2D NR	1. Auto2. Off3. 14. 25. 36. 47. 5	2D noise reduction settings
	3D NR	1. Off2. LOW3. Typ4. Max5. Auto	3D dynamic noise reduction settings
	Image Mode	1. Mode12. Mode23. Mode34. Mode45. Mode56. Mode67. Custom	The user may customize his/her desired image mode
	Image Mode Load	1. Mode12. Mode23. Mode34. Mode45. Mode56. Mode6	Adjustable when the Image mode is set to Custom. After selected, the corresponding Image mode parameters will be read and applied to Custom
	Saturation	0~A~25	Adjustable when the Image mode is set to Custom mode
	Hue	0~A~14	Adjustable when theImage modeis set toCustom mode
	Gamma	0~A~3	Adjustable when theImage modeis set toCustom mode
	Skin Tone	1~A~5	Skin tone settings;adjustable whenImage modeis set toCustom mode
	Brightness	0~A~14	Adjustable when theImage modeis set toCustom
	Contrast	0~A~14	Contrast adjustment;Adjustable when theImage modeis set toCustom
	Black Level	1. Off2. Type 13. Type 24. Type 3	Shadow details and transparency adjustment, adjustable when theImage modeis set toCustom
Pan Tilt Zoom	Pan/Tilt Limit	On /Off	Turn on/off the angle limit setting
	Pan Right Limit	0~170	Limit the right angle
	Pan Left Limit	-170~0	Limit the left angle
	Tilt UP Limit	0~90	Limit the upward angle
	Tilt Down Limit	-30~0	Limit the downward angle
	Pan Flip	On /Off	Activate the reverse Pan command
	Tilt Flip	On /Off	Activate the reverse Tilt command
	Pan/Tilt Speed	Normal/Smooth	Adjust Pan/Tilt Speed
	Preset Speed	1. 80 deg/sec2. 120 deg/sec3. 160 deg/sec4. 200 deg/sec5. 300 deg/sec	Set the rotation speed of the cradle head when Preset is executed
	PTZ Speed Comp	On / Off	Set the Pan/Tilt Moving speed is subject to the zoom position
	D-Zoom Limit	x1~x12	Limit the D-zoom multiple
D-Effect	Mirror	1. Off2. Mirror3. Flip4. Mirror + Flip	Set the mode at which the image is turned
Auto Focus	AF Sensitivity	1. LOW2. Middle3. High	Select the AF triggering speed. The higher the speed is, the faster AF is triggered
	AF Frame	Full Frame/ Center	AF frame setting, when central area was set as AF frame, focusing will be on the center of the screen. When Full Frame was set as AF frame, focusing will be calculated based on the full screen
System	Video Type	SDI	Select video output type
		DVI-I
	Prompt	On / Off	Turn on/off the prompt information on the display
	IR Receive	On / Off	Turn on/off the infrared reception
	Language	English / Chinese	Language
	Initial Position	Last MEM Off / 1st Preset On	Select the camera lens to return to the last operated position or the first preset position after POWER ON
	Control Device	Encoder / Controller	Control Device setting,Controller: for joystickEncoder: for tracking system
	Motionless Preset	On / Off	When the function is enabled, the screen will Freeze when Preset is executed. Freeze will be released after Preset is completed.
	Control Port	RS-232C/RS-422	Choose whether the control interface used is RS-232C or RS-422
	Protocol	VISCA / Pelco D
	Baud Rate	9600/38400	Choose the transmission speed of the control signal
	VISCA Address	0~7
	Pelco D Address	1~ C~255	The Protocol set to Pelco D allows the camera ID address to be assigned
	Output Mode	1. 1920x1080/60p2. 1920x1080/50p3. 1920x1080/30p4. 1920x1080/25p5. 1920x1080/60i6. 1920x1080/50i7. 1280x720/60p8. 1280x720/50p9. 1280x720/30p10. 1280x720/25p11. 1080/59.94p12. 1080/59.94i13. 1080/29.97p14. 720/59.94p15. 720/29.97p	Choose the output resolution
	Factory Reset	On / Off	Resume the factory default setting
Status			Display the current setting status

6.1 I would like to switch to VC-A51S

1. Press [Camera 1 \~ 3] on the remote control to select VC-A51S.
   ● Camera 1 \~ 3 is selected with IR SELECT.

6.2 I would like to save the current lens position data

1. Hold [Preset + ID] on the remote control to save the current position data.

2. ID shall be a digit [0 \~ 9].

3. Use VISCA Command to store position data to [0 \~ 127]

6.3 I would like to clear the saved position data

1. Hold [Reset + ID] on the remote control to clear the given position data.

2. ID shall be a digit [0 \~ 9].

3. Use VISCA command to clear position data stored in [0 \~ 127]

6.4 I would like to turn on the back light compensation function

1. Press [Back Light] on the remote control to turn on or turn off the back light compensation

6.5 I would like to adjust the shooting angle of the lens

1. Press [Tilt ▲] or [Tilt ▼] on the remote control to adjust the angle upward or downward.
2. Press [Pan ▶] or [Pan ◀] on the remote control to adjust the angle to right or left.
3. Press [Pan - Tilt Reset] on the remote control to reset the angle to the center point.

6.6 I would like to hide the preset image switch (Motionless Preset)

1. Press [MENU] to activate the setting menu.
2. Press [▶] or [◀] to select [System].

3. Press [ENTER] to activate.

4. Press [▲] or [▼] to select [Motionless Preset].

5. Press [ENTER] to activate.
6. Press [▶] or [◀] to select [Off / On].
7. Press [MENU] to exit.

6.7 I would like to zoom in/out images

6.7.1 Adjust image size

1. Press [Fast +] on the remote control to zoom in images.
2. Press [Fast -] on the remote control to zoom out images.

6.7.2 Fine-tune image size

1. Press [Slow +] on the remote control to zoom in images.
2. Press [Slow -] on the remote control to zoom out images.

6.8 I would like to adjust the focal length

6.8.1 Auto tune

1. Press [AF] on the remote control to adjust automatically.

6.8.2 Manual focus

1. Press [MF] on the remote control to turn on the manual focus function.
2. Press Focus - [+] or Focus - [-] to adjust.

6.9 I would like to adjust the AF sensitivity

Triggering speed of focus. The higher the speed is, the faster focus is triggered

To shoot fast-moving objects, AF Sensitivity can be set to [High] or [Medium], which is applicable to quick focus.

When the environment is too dark to enable auto focus or fixed objects have to be shot in different brightness, AF Sensitivity can be set to [Low].

1. Press [MENU] to activate the setting menu.
2. Press [▶] or [◀] to select [Auto Focus].
3. Press [ENTER] to activate.
4. Press [▲] or [▼] to select [AF Sensitivity].
5. Press [ENTER] to activate.
6. Press [▶] or [◀] to select [High / Middle / Low].
7. Press [MENU] to exit.

6.10 I would like to set the image mode

1. Press [Picture] on the remote control to switch [Off / Neg / B&W].

6.11 I would like to freeze images

1. Press [Freeze] on the remote control to freeze the current image on the display.

6.12 I would like to rotate the image

1. Press [Mirror] on the remote control to switch [Off / Mirror / Flip / Mirror + Flip].

6.13 I would like to change the camera direction

1. Press [L/R Direction Set] on the remote control to switch [L/R Direction / Off / Normal].

6.14 I would like to display the current status

1. Press [Info] on the remote control to display the current status information.

6.15 I would like to reset to the original setting

1. Press [MENU] to activate the setting menu.
2. Press [▶] or [◀] to select [System].
3. Press [ENTER] to activate.
4. Press [▲] or [▼] to select [Factory Reset].
5. Press [ENTER] to activate.
6. Press [▶] or [◀] to select [On].
7. Press [ENTER] to execute.

Please turn off the machine before changing DIP switch setting.

7.1 DIP SWITCH

7.1.1 OUTPUT Switch

0123456789AB CDEF0123456789AB

Setting Function	Descriptions
0	1920x1080/60p
1	1920x1080/50p
2	1920x1080/30p
3	1920x1080/25p
4	1920x1080/60i
5	1920x1080/50i
6	1280x720/60p
7	1280x720/50p
8	1280x720/30p
9	1280x720/25p
A	1080/59.94p
B	1080/59.94i
C	1080/29.97p
D	720/59.94p
E	720/29.97p
F	Reserved

7.1.2 IR SELECT

1 2 3

ID Setting
1
2
3

7.2 RS-422 Connection

7.2.1 RS-422 Pin Description

▼ RS-422 Pins Instructions

RS-422 1 2 3 4 5 6 7 8 9 Pin NO. Function 1 RXD OUT- 2 RXD OUT+ 3 TXD OUT- 4 TXD OUT+ 5 GND 6 RXD IN- 7 RXD IN+ 8 TXD IN- 9 TXD IN+

▼ RS-422 Connection Instructions

graph LR
    A["Compact Camera Controller"] --> B["GND"]
    A --> C["RXD IN-"]
    A --> D["RXD IN+"]
    A --> E["TXD IN-"]
    A --> F["TXD IN+"]
    B --> G["5. GND"]
    C --> H["6. RXD IN-"]
    D --> I["7. RXD IN+"]
    E --> J["8. TXD IN-"]
    F --> K["9. TXD IN+"]

▼ RS-422 Connection Instructions

—Applicable to SONY Compact Camera Controller

graph LR
    A["Compact Camera Controller"] --> B["GND"]
    A --> C["RXD IN-"]
    A --> D["RXD IN+"]
    A --> E["TXD IN-"]
    A --> F["TXD IN+"]
    G["Camera"] --> H["5. GND"]
    G --> I["6. RXD IN-"]
    G --> J["7. RXD IN+"]
    G --> K["8. TXD IN-"]
    G --> L["9. TXD IN+"]

▼ RS-422 Serial Connection
Up to seven cameras can be daisy-chained

graph TD
    A["Compact Camera Controller"] --> B["First Camera"]
    A --> C["Second Camera"]
    A --> D["Third Camera"]
    B --> E["1 NC"]
    B --> F["2 NC"]
    B --> G["3 NC"]
    B --> H["4 NC"]
    B --> I["5 GND"]
    B --> J["6 RXD IN-"]
    B --> K["7 RXD IN+"]
    B --> L["8 TXD IN-"]
    B --> M["9 TXD IN+"]
    C --> N["1 RXD OUT-"]
    C --> O["2 RXD OUT+"]
    C --> P["3 TXD OUT-"]
    C --> Q["4 TXD OUT+"]
    C --> R["5 GND"]
    C --> S["6 RXD IN-"]
    C --> T["7 RXD IN+"]
    C --> U["8 TXD IN-"]
    C --> V["9 TXD IN+"]
    D --> W["1 RXD OUT-"]
    D --> X["2 RXD OUT+"]
    D --> Y["3 TXD OUT-"]
    D --> Z["4 TXD OUT+"]
    D --> AA["5 GND"]
    D --> AB["6 RXD IN-"]
    D --> AC["7 RXD IN+"]
    D --> AD["8 TXD IN-"]
    D --> AE["9 TXD IN+"]

7.2.2 Use RS-422 Connection

1. Hold the two sides of RS-422 connector and pull out in the direction shown by the arrow in the figure below

RS-422 1 2 3 4 5 6 7 8 9

1. Peel off a section of copper wire (AWG Nos. 28 to 18) and insert it into the connector hole; then use flat screw driver to fix it

Diagram of a connector pinout with a screw and circular ports, no text or symbols present

1. Insert the wired RS-422 connector back to the camera. Now the connection is completed

RS-422 1 2 3 4 5 6 7 8 9

When RS-422 connection is being used, do not use RS-232C connection.

Chapter 8 Troubleshooting

This chapter describes problems you may encounter while using VC-A51S. If you have questions, please refer to related chapters and follow all the suggested solutions. If the problem still occurred, please contact your distributor or the service center.

No.	Problems Solutions
1.	Boot without power signal	Make sure you have plugged in the power cord.
2.	There is no image output from VC-A51S	1. Check the power.2. Check if DIP switch is properly set. Please refer to Chapter 7 DIP switch setting.3. Make sure the display supports the output resolution; in general, the resolution is 1080p60/1080i60/720p60.4. Replace the cables and make sure they are not faulty.
3.	VC-A51S image is severely delayed	Please use 1080p or 720p 60/50 Hz signals rather than 25/30 Hz signals.
4.	Not working after changes to DIP Switch setting	After completing DIP Switch setting, unplug and reconnect the power cord and turn on the machine to change the setting.
5.	VC-A51S cannot be operated by remote control	1. Please confirm if the Camera Select on the remote control can be used together with the IR Select on the camera.2. Please prevent camera from direct sunshine.3. Make sure the energy-saving bulb and the IR touch screen are as far as possible in order to avoid interference.4. When several camera are connected in the same area, the operation of two remote controls at the same time may result in signal interference. It is recommended to use one remote control only.
6.	The device cannot be controlled with Codec	1. Please consult the distributor to make sure the firmware version is the latest one. The steps to check version is as follows:1.1 Press [MENU] on the remote control1.2 Choose [Status]1.3 Go to Page 5 of [System]1.4 Make sure the firmware version is correct.2. Make sure the connection is correct (RS-232/422 Input).3. Please confirm OSD menu [System]/[Control Protocol] setting.
7.	The device cannot be controlled with RS-232/RS422	1. Make sure the connection is correct (RS-232/422 Input).2. Please confirm OSD menu [System]/[Control Protocol] setting.

Supplier's Declaration of Conformity 47 CFR § 2.1077 Compliance Information

Manufacturer : Lumens Digital Optics Inc.

Product Name : VC-A52S

Model Number : PTZ Video Camera

Responsible Party – U.S. Contact Information

Supplier : Lumens Integration, Inc.

4116 Clipper Court, Fremont, CA 94538, United States

e-mail : [e-mail]

FCC Compliance Statement

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.