User manual-2

FCC ID: YY3-14249-RF2

Users Manual

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FCCID_3825566

6. Replace the back cover and push the latch towards the cover to lock it. After the SIM card(s) are properly installed, the device is ready to use the cellular network. See 3.3 Using Cellular Network to know how to use them. 2.2 Charging the Battery You can charge the Nautiz X9 via the provided power adapter or computer USB connection.  Due to shipment, the battery is partially drained when the package is delivered to you. Be sure to charge the battery to full when you are charging it for the first time.  To use the power adapter: Connect the power adapter to your power outlet and connect the USB end to the USB port on the device.  To use a computer USB connection: Using a USB cable, connect small end to the USB port on the device and the other end to the USB port on a computer. WARNING: Use only the power adapter that comes with your device. Using a different power adapter may damage your device and may result in poor performance. It may also invalidate warranty applying to the device. 2.2.1 Checking the Battery Level When you charge the Nautiz X9, the LED indicator will show the charging status as below:  Charging in progress: Red, solid  Fully charged: Green, solid Ver 1.0 17

Also, a battery indicator will appear in the Notification Area showing the charging percentage. The remaining charging time will also be displayed. When the battery is fully charged, unplug the USB cable from the device 2.3 Installing/Replacing the Battery In case you need to install or replace the battery, follow the steps below to access the battery chamber and replace the battery. 1. Pull the back cover release latch towards the bottom of the phone to unlock the latch. Latch locked Latch unlocked 2. Insert a small flat head screwdriver into the notch and gently pry up the cover. 3. Remove the battery, if inserted. The battery is secured by a red slider. Move the slider to the right so that you can remove the battery. Move the slider to the right to unlock the battery. Ver 1.0 18

4. Insert the battery back to the compartment while ensuring gold contacts align with the device contacts. Then move the slider to the left to secure the battery. Move the slider to the left to secure the battery. 5. Replace the back cover and push the latch towards the cover to lock it. Ver 1.0 19

2.4 Optimizing Battery Life To optimize the operating time of the battery, it is recommended that you do the following: Decrease the LCD display brightness. • Set a shorter timeout of inactivity to allow the screen enter sleep mode. • Turn off the display if you are not using it. • Always exit the applications if it is not in use. • Disable the Wi-Fi, Bluetooth or GPS function if you are not using it. • Disable the App that heavily drains the battery if you are not using it. To view the battery usage by individual App, tap Settings | Device | Battery. • Disconnect USB devices such as USB flash drive if it is not in use. Ver 1.0 20


Document Created: 2018-04-10 13:25:43
Document Modified: 2018-04-10 13:25:43
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