ZTE F858 Cell Phone User Manual


 
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Switch the Key Tones off
From the Home Screen press the Right Select Key to select Options.
Press the Down Arrow and select Settings, press the OK Key.
Press the Right Arrow Key twice to get to Profiles.
Press the Right Select Key to Edit the profile.
Go to 6) and switch them off if you prefer to have silent keys.
Change the Screen Brightness
From the Home Screen press the Right Select Key to select Options.
Press the Down Arrow and select Settings, press the OK Key.
Go to 4) for Brightness.
Use the Up and Down arrows to set your desired level.
Change the Backlight Duration
Reducing the backlight duration to 10 seconds can improve battery life.
From the Home Screen press the Right Select Key to select Options.
Press the Down Arrow and select Settings, press the OK Key.
Go to 3) for Backlight Duration.
Set the desired time out for the backlight.