NVR-TAB7 S2 (8GB) - Tablet NEVIR - Free user manual and instructions

Product Type	Tablet
Brand	NEVIR
Model	NVR-TAB7 S2 (8GB)
Display Size	7 inches
Storage Capacity	8 GB (expandable via microSD)
Operating System	Android (likely go edition)
Processor	Quad-core 1.3 GHz
RAM	1 GB
Battery Capacity	3000 mAh
Dimensions	190 x 110 x 10 mm
Weight	300 g
Wi-Fi	802.11 b/g/n
Bluetooth	4.0
Camera (Rear)	2 MP
Camera (Front)	0.3 MP
Audio Jack	3.5 mm
Power Input	5V / 2A via micro USB
Maintenance	Clean with a soft, dry cloth. Avoid liquids.
Safety	Do not expose to water or heat. Do not disassemble.
Repairability	Battery replaceable by professional only. No user-serviceable parts inside.
Warranty	1 year from date of purchase

Frequently Asked Questions - NVR-TAB7 S2 (8GB) NEVIR

How do I turn on the tablet for the first time?

Press and hold the power button located on the side or top until the screen lights up. Follow the on-screen setup instructions to select language, connect to Wi-Fi, and sign in to a Google account.

Can I expand the storage on the NVR-TAB7 S2?

Yes, the tablet has a microSD card slot that supports cards up to 32 GB. Insert the card with the gold contacts facing down into the slot until it clicks.

How do I take a screenshot?

Press and hold the power button and volume down button simultaneously for about 2 seconds. The screen will flash and the screenshot will be saved in the Gallery app.

The battery drains quickly. What can I do?

Lower the screen brightness, close unused apps, disable Wi-Fi and Bluetooth when not in use, and check for apps consuming excess power in Settings > Battery. If the issue persists, consider calibrating the battery or replacing it.

How do I connect to a Wi-Fi network?

Go to Settings > Wi-Fi, slide the switch to on, select your network from the list, enter the password, and tap Connect. The tablet will remember the network for future use.

Can I use the tablet as an e-reader?

Absolutely. You can install e-reader apps like Google Play Books, Amazon Kindle, or Aldiko from the Google Play Store. The 7-inch screen is comfortable for reading.

How do I update the software?

Go to Settings > System > Advanced > System update. Tap 'Check for update' and if available, follow the prompts to download and install. Ensure you have a stable Wi-Fi connection and sufficient battery.

The screen is unresponsive. What should I do?

Try restarting the tablet by pressing and holding the power button for 10 seconds. If that doesn't work, perform a factory reset (backup data first) by going to Settings > System > Reset options > Erase all data (factory reset).

How do I clean the tablet safely?

Turn off the tablet and unplug it. Use a soft, lint-free microfiber cloth slightly dampened with water (not wet) to gently wipe the screen and body. Never use harsh chemicals, alcohol, or abrasive materials.

What type of charger does the tablet use?

It uses a micro USB cable and a 5V/2A power adapter. You can also charge via a computer USB port, but it will be slower. Avoid using fast chargers not rated for this device.

USER MANUAL NVR-TAB7 S2 (8GB) NEVIR

Close-up of a lion's face showing its open mouth and tongue, with no visible text or symbols.

MANUAL DE USUARIO

Español

Technical diagram of a device with labeled components, including front, side, top, and internal views.

Settings Storage Battery Apps PERSONAL Location services Security Language & input Backup & reset ACCOUNTS Add account SYSTEM Date & time Accessibility Developer options About tablet Automatic date & time Use network powered time Set up 12/07/2017 Select time zone Get Field Wu Drive Standard Time Use 24-hour format 1:00 pm Choose date format 12/07/2016 3:26

2.2. Brillo

Settings Wi-Fi Data usage More... Sound Display Storage Battery Apps PERSONAL Accounts & sync Brightness Wallpaper Brightness Cancel OK Accelerometer coordinate system Accelerometer set the default coordinate system screen adoption Use to import size of some games display screens 10:28

3. Conexión Wi-Fi

Celine Dion A New/Box Has Games Passive

Night sky with a full moon and silhouetted trees, no text or symbols visible

Grid of 12 colorful and textured images including fruits, vegetables, and plant (no text or symbols)

Close-up of fresh fruits including orange slices, kiwi, and a whole citrus (no text or symbols visible)

Settings Wi-Fi Data Usage More... Device Sound Display Storage Battery Apps PERSONAL Accounts & sync Mobile network settings Data enabled Enable data access over Mobile network Data roaming Context to data services when roaming Access Point Names Use only 2G networks Staves battery Network operators Select a network operator

9. Cámara

USB mass storage USB connected To Edit the next page, I can you change this Web. You will list instructions if you want to log your Internet between your computer and your Android and iOS card. Turn on USB storage

USB mass storage USB storage in use Before signing off USB storage, amount ("Excel") your Android's 50 card from your computer Turn off USB storage

Simple line drawing of a trash bin with crossed lines indicating no waste or discharge (no text or symbols)

Close-up of a lion's face showing its open mouth and teeth, with no visible text or symbols.

User Manual

English

Preface

Thank you for buying the MID. We wish you enjoy using it.

Please read and retain all the operating instructions before operating the unit, we do not assume any liability arising out of improper operation or incidental damages.

For better services, the content of this operation manual may be changed.

If the actual setup and usage of the unit are different from this operation manual, please view the website of our company to inquire about the

latest product information.

Do not allow water or foreign objects to enter the unit.

I. Note:

1. Avoid the unit being dropped. Avoid the display been shake seriously, or the display will be damaged or unusual.

2. Do not use metal object to touch the device to prevent it from short circuit.

3. Please backup your data in case your important data is lost, especially before you upgrade the firmware. The company will not take charge in any loss that caused by lost of data.

4. Do not disassemble. Do not wipe the surface of the unit by alcohol, thinner or benzene.

5. Do not disconnect the unit while it is formatting or uploading/downloading, or the procedures may lead to errors

6. We do not take responsibility to the flash damage caused by product broken, repair or other reasons. Please operate strictly as per the user guide.

7. Avoid water or foreign objects enter the unit.

16.Do not use the unit in places that are extremely hot, cold, dusty, or

humid.

1. Avoid the unit being dropped. Avoid the display been shake seriously, or the display will be damaged or unusual.
2. Specifications are subject to change and improvement without notice

Technical line drawing of a rectangular electronic device with internal components and mounting holes (no text or symbols)

II. Introduction of cover:

1. Power on/off
2. Earphone Jack
3. Micro USB interface
4. DC charger interface
5. Volume+, Volume -
6. TF-CARD interface
7. Front Camera
8. Reset
9. Back Camera
10. Loudspeaker

III. Operation Instruction

1. Basic Operation

1.1. Power on/Power off

Power on:

Press and hold the power switch for 5 seconds; the unit displays the start-up logo and enters the working mode.

Power off:

Press and hold the power switch for 3 seconds to turn the unit off.

Sleep:

While the device is at working status, press the power switch, it enters the sleeping mode, and the screen will be off then. Press the power switch again, it shift to the normal mode. You may use this function when you don't' use the device temporary to save power.

1.2. Charging

When the device prompts low battery, please charge it by provided charger.

Note:

To improve the longevity of the battery, you may charge for another 15 minutes after it prompts the battery is full.

1.3. Main menu

Click the 📄 icon in the main interface, the main menu is appeared. It including the system setting, music playback, video playback, web browser and other applications you installed in the main menu.

2. Settings

Click “ Settings ” in the main interface to enter the setting interface. Click the corresponding setting items to operate.

Settings WIRELESS & NETWORKS Wi-Fi OFF Data usage More... DEVICE Sound Display ScreenshotSetting To see available networks, turn Wi-Fi on. 7:29

2.1. Date and Time Setting

Click “Date & Time” in the setting interface to set the date and time. You may set

the date, time zone, time, time format and date format etc. in the menu.

Settings Battery Apps PERSONAL Location services Security Language & input Backup & reset Accounts Add account SYSTEM Date & time Accessibility Developer options About tablet Automatic date & time Use website & geocured and former Services 171/2012 Services 34/486 Select time zone GMT=96.80, China Standard Time Use 24-hour format 10 PM Choose date format 12/31/2012

2.2. Brightness

Select “Display” in the setting interface. Click “Brightness” to enter, and slide the bar to adjust the brightness.

Settings Wi-Fi OFF Brightness Data us Brightness More... DEVICE Sound Display Cancel OK Daydream ScreenshotSetting Storage Font size Normal 7:31

3. Wi-Fi connection

Click “Settings” in the main interface and click “Wireless & network” to enter the wireless and network setting interface. Click Wi-Fi to turn on the WIFI. Click Wi-Fi setting to set and manage wireless access.

Settings WIRELESS & NETWORKS Wi-Fi ON jdm Connected Data usage jwd-kf-wifi-test Secured with WPA/WPA2 (WPS available) More... jwd-dlink-kf1 Secured with WPA/WPA2 (WPS available) DEVICE wifi-test2 Secured with WPA/WPA2 Sound jwd-vpn001 Secured with WPA/WPA2 Display wifi-user1 Secured with WPA/WPA2 (WPS available) ScreenshotSetting

Click “Network Notification”, it lists the open network it searched. Click the name of the network; it pops up the setting window. You may connect it to WIFI according to the prompts. You need to input the user name and password if networks are encrypted.

3.1 Ethernet configuration

The Unit support USB-Net-Card.

4. Install, Uninstall and Run applications

4.1 Install

There are many ways to install applications under Android, such as via USB, by third party program. We introduce installation by Apps Installer here.

Click the “Explorer” or “Apkinstaller” in the main interface.

Select the APK file you want and enter the application installation interface. Click “Install” to install the application automatically. After installation, it prompts “Open” and “Finish”. Click “Open” to open the application. Click “Finish” to exit.

4.2 Uninstall

You may use the corresponding third party software management tool or the installed application management software of the device to install applications.

Select “Setting/Applications/Manage applications” to select the installed applications and check the attribute of it or uninstall it.

5. Connect to internet

5.1. After connecting with WIFI, open the browser and input the web address, you can browse the web then.

5.2. Click the ★ icon to enter the bookmark to view the browse history. Click the web page you want to open it.

To save the web page into bookmark, you may click enter and click “add” to save it.

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6. Audio and video playback

6.1. Audio playback

Click the “Music” in the main menu to enter the audio playback interface. It lists the audio files in the device, and you may click the file name to play it. in the audio playing interface, click the icons to play/pause/ increase volume/ decrease volume/ FF/ REW....

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6.2. Video Playback

Click the “Video” in the main menu to enter the video playback interface. It lists the video files in the device, and you may click the file name to play it. in the video playing interface, touch the screen to pop-up the operation icons and click the icons to play/pause/ increase volume/ decrease volume/ skip to next file/skip to previous file....

Night sky with a full moon and silhouetted trees, no text or symbols visible

7. Picture viewing

Click “Gallery” in the main menu to enter the picture folder list. Select and click the folder you want to enter, it displays the . click the thumbnail of the picture to view it.

Touch the screen to pop-up the operation icons while viewing the picture, you may zoom in/zoom out/ skip to next picture/skip to previous picture/ rotate/ delete the picture...

Grid of 12 colorful and textured images including fruits, vegetables, and a seedling, displayed in a photo editing interface (no text or symbols on the images themselves)

Close-up of assorted fruits including kiwi, orange slices, and a whole citrus (no text or symbols visible)

8. 3G DONGLE (not included)

The device supports external 3G Dongle, connect the 3G dongle to the device via the external transfer cable, after the dongle indicator lights, you may use the 3G network normally.

Settings Wi-Fi Data usage Music... Device Sound Display Storage Battery Apps PERSONAL Accounts & sync Mobile network settings Data enabled Enable data access over Mobile network Data roaming Connect to data services when roaming Access Point Names Use only 2G networks Saves battery Network operators Select a network operator

9. Camera

Click "Camera" in the main interface.

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9.1 Camera

If the cursor is at position, the device is at Camera mode. Click to take picture.

Click to set the scene mode, Picture size, Picture quality, and color effect.

Click to set white balance.

Click to select back or front camera.

9.2 DV If the cursor is at position, the device is at DV mode.

Click to take picture.

Click ☐ to set the color effect or restore to default settings.

Click to select back or front camera.

10. Connect with external device

10.1. Connect with PC

Connect the device with the PC via the USB cable. The PC appears two new disk symbols after connected successfully. One is the TF card, and the other is the built-in flash.

USB makes storage USB connected You're recommended to your computer via USB. Touch the location before you want to copy files between your computer and your desktop as SD card. Turn on USB storage

USB store storage USB storage in use Before opening off USB storage, automatic Open/Java/Android's iOS cloud from your computer Turn off USB storage

10.2. Use of OTG and USB host

It supports the movable device with FAT32 format, such as U disk and MP3.

Connect the movable device to the MID. (Note: only OTG could support USB mouse and keyboard, USB HOST only support USB2.0 High speed device)

Explorer Name LockUp Multi Editor NewFold Quick Hide SD Card Internal Memory USB

10.3. Applications

For convenient usage, we installed some third party software in the

MID. For detailed operation methods, please check the corresponding instruction. Some of the software may be able to be used in some area because of network service.

IV. Troubleshooting

1. What if the device is abnormal during operation?

Answer:

1). Reboot the device to see if it works OK.
2). Charge the device by the charger to activate the battery. Make sure it has power before you operate it.
3). It is suggested to upgrade the OS of the device by professional.

2. Why the standby time is so short sometimes?

Answer: the use time of the battery is all depend on the temperature and use instance. If the temperature is too high or too low, the use time of the battery might be effected. It is suggest using the device in normal temperature.

The using time is also affected by increased volume and frequently operation.

VI. Specifications

Item NVR-TAB7	S2 (8GB)
Display	7” m) TFT,78 such panel
Camera	Dual 0.3M Pixel
OS	Android 4.2
Input method	Soft dkeypa
Capacity	8GB
External Capacity	TF card, up to 32GB
Audio	support MP1、MP2、MP3、WMA、WAV、OGG、OGA、APE、FLAC、AAC、M4A、3GPP,etc
Video	support up to HD 1080P; support AVI、MPG、MKV、RM、RMVB、MP4、MOV、VOB、DAT、FLV、TS、3GP、WEBM(VP8),etc. 1080p decoder
E-book	Support
Wireless network	Support WIFI
Language	Multi-language
USB	USB2.0 d high spee
OTG	Support
Temperature	-20°C to 60°C
Power supply AC	100~240V 50/60Hz; DC 5V/2 A
Battery	2200mAh poly-lithium batter y

Note: The pictures list in the manual are for reference only!

The design and the specification of the unit are subject to change without notice.

Simple line drawing of a container with crossed lines and no text or symbols

This symbol indicates that when the end-user wishes to discard this product, it must be sent to separate collection facilities for recovery and recycling. By separating this product from other household-type waste, the volume of waste sent to incinerators or land fields is reduced and natural resources will thus be conserved.

“In order to fulfill ruling UNE EN-60065, we indicate that if the flexible wire is damaged, it can only be substituted by a technical service recognized by NEVIR, S.A., as per special tooling is required”

nevir®

NVR-TAB7 S2 (8GB)

Close-up of a lion's face showing its open mouth and tongue, with no visible text or symbols.

MANUAL DO USUÁRIO

Portugués

Technical diagram of a tablet device with labeled components and exploded view

1. Câmara frontal
2. ON/OFF
3. Micro USB
4. Auscultadores
5. DC charger interface
6. Volume+, Volume -
7. Interfaz TF-CARD
8. Reiniciar
9. Cámara trasera
10. Altoparlante

Settings Wireless & Networks Wi-Fi OFF Bluetooth Data usage More... Device Sound Display HDMI Storage Battery Apps PERSONAL To see available networks, turn Wi-Fi on

2.1. Ajuste de data e hora

Settings Storage Battery Apps Personal Location services Security Language & input Backup & reset ACCOUNTS Add account SYSTEM Date & time Accessibility Developer options About tablet Automatic date & time Use remote & promotional time Date: Sept. 11/07/2017 Edit time: 3 pm Post Select time zone 64M+08:00 China Standard Time Use 24-hour format 2:30 pm Choose date-format 12/31/2012

2.2. Brilho

Settings Wi-Fi Data usage More... Device Sound Display Storage Battery Apps PERSONAL Accounts & sync Location services Brightness Wallpaper Brightness Cancel OK Accelerometer coordinate system Accelerometer uses the default coordinate system screen adaption Used to address size of some series display as seen

3. O acesso Wi-Fi

Celine Dion A New Day Has Come I'm alive

Night sky with a full moon and silhouetted trees, no visible text or symbols

7. Visor de imagens

Grid of 12 colorful and abstract images including fruits, vegetables, and a plant, displayed in a photo editing interface (no text or symbols on the images themselves)

Close-up of fresh fruits including oranges, kiwi, and a whole citrus (no text or symbols visible)

Settings Wi-Fi Data usage More... device Sound Display Storage Battery Apps Personal Accounts & sync Mobile network settings Data enabled Enable data access over Mobile network Data roaming Connect to data services when roaming Access Point Names Use only 2G networks Saves battery Network operators Select a network operator

9. Cámara

Pulse “Cámara” na ecra principal

Close-up of a camera control panel with concentric rings and adjustment knobs (no readable text or symbols)

9.1 Cámara

USB more storage USB connected You've connected to your computer via USB. Touch the home before if you want to copy file. delivering your computer to your Android is so hard. Turn on USB storage

USB mass storage USB storage in use Before turning off USB storage, unless C++/v2 user Android's 50 card turn your computer Turn off USB storage

10.2. OTG & USB

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10.3. Aplicações

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