ZTE Corporation 840Z 用户手册
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1 Wallpaper: You can select your favorite wallpaper to display in idle screen.
2 Set backlight duration: You can set the duration of backlight.
3 Set brightness: You can adjust the brightness of the display.
4 Keyboard light: You can set the time for keyboard light duration.
5 Owner name: You can set the owner name of the phone.
6 Greeting: You can set a message displayed when powering on the phone.
7.7.2 Handset
This menu allows you to configure your handset settings: