Keneksi Amber Guia Del Usuario página 12

 The device can be used while it is charging, but it may take longer to
fully charge the battery.
 While charging, the device may heat up. This is normal and should not
affect the device's lifespan or performance.
 If the device receives an unstable power supply while charging, the
touch screen may not function.
3. After fully charging, disconnect the device from the charger.
Do not remove the battery if:
 the phone is turned on
 the charger is connected to it
 the phone is connected to the PS via a USB cable
Charging with a data cable:
1. Before charging turn off the PC.
2. Connect one end of the data cable (microUSB) the the phone connector.
3. Connect the other end to the USB port on the PC.
4. Disconnect the cable when the battery is fully charged.
Turning the device on and off
Press and hold the Power button for a few seconds to turn on the device.
To turn off the device, press and hold the Power button until a pop-up dialog
appears, and then tap «Power off».
Sleep mode