User's Manual

7
Charging the Battery
Before charging the battery, make sure that the battery has been properly inserted into your device.
Connect your USB cable to the charger, as shown in .
Plug the charger into a power socket.
Connect the other end of the cable to your device, as shown in . The device begins charging.
If your device is charged when it is powered off, then a RED LED (next to the USB port) is lighted on. When
the LED color changes to BLUE, it indicates that your device is fully charged.
If you pull out charger while the device is powered off and charging, the device will power down.
If you push the power key while the device is powered off and charging, the device will be powered on.
But if the battery voltage is lower than a proper voltage level, the device will not power on. In this case
you should wait until the battery voltage reaches a proper voltage level.
If your device is charging while it is powered on, the battery icon in the Notification bar shows the charging
status and the LED color next to the USB port is RED while charging. When the battery icon is changed to
GREEN, it indicates that your device is fully charged.
When you are not using functions such as, Wi-Fi, GPS, Bluetooth, and data service, you should switch them
off to reduce power consumption.