Assembling17When the battery is fully charged, first unplug the USB3 cable from the device, and then unplug the USB poweradapter from the electrical socket.Charging a completely discharged battery may take aboutX hours. Because the battery is a consumable part, thebattery will gradually wear out and the charging time will bereduced. The initial charging capacity of your battery is aboutXXXX mAh.To save energy, unplug the USB power adapter whennot in use. The USB power adapter does not have apower switch, so you must unplug the USB poweradapter from the electrical socket when not in use toavoid wasting power. The device should remain close tothe electrical socket while charging.Reduce the battery consumption›Your device provides options that help you save batterypower. By customising these options and deactivatingfeatures in the background, you can use the device longerbetween charges:When you are not using your device, switch to Sleep mode●by pressing the Power key.Close unnecessary applications with the task manager.●Deactivate the Bluetooth feature.●Deactivate the WLAN feature.●Deactivate auto-syncing of applications.●Decrease the backlight time.●Decrease the brightness of the display.●