Huawei M920 User Guide - Page 13
Important Information About the Battery, Battery-saving Tips - screen replacement
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If your phone is powered on, the charging icon is displayed in the notification bar while the battery is charging. When the icon changes to , the battery is fully charged. 2.2.4 Important Information About the Battery • If the battery has not been used for a long time, you may not be able to power on your phone immediately after you begin charging the battery. Allow the battery to charge for a few minutes with the phone powered off before attempting to power on the phone. • Over time, the battery's ability to hold a charge decreases. When the battery life becomes noticeably shorter after being fully charged, replace the battery with a new one of the same type. • Using data services increases demand for battery power and will reduce the battery life. • Time required to charge the battery depends on the ambient temperature and the age of the battery. • When the battery is low, your phone plays an alert tone and displays a message. When the battery is running out of power, your phone powers off automatically. 2.2.5 Battery-saving Tips The battery life depends on the network you connect to and the way you use your phone. Try the following to reduce battery consumption: • When your phone is not in use, turn off the screen. • Reset the screen timeout duration when you leave your phone idle. • Lower the screen brightness. • Use conventional wallpaper rather than live wallpaper. • Use the AC adapter to connect your phone to a line power supply whenever possible. • Turn off Bluetooth when you are not using it. Set your phone visible to other Bluetooth devices only when you want to set up a Bluetooth connection. • Turn off Wi-Fi when you are not using it. • Turn off your phone connection to GPS satellites when you are not using GPS. 10