Backlight

Set the power management timers for the display and keypad backlights. Set the display brightness for battery and external power.

Setting

Default

 

 

Brightness

60%

 

 

Battery Power

 

 

 

Turn off backlight if device not used for

30 seconds

 

 

Turn on backlight when a button is pressed or the screen is tapped

Enabled

 

 

External Power

 

 

 

Turn off backlight if device not used for

1 minute

 

 

Turn on backlight when a button is pressed or the screen is tapped

Enabled

 

 

Brightness

Slide the marker left and right to select the desired keypad and display brightness level. Adjust the settings and tap OK to save the changes. The changes take effect immediately

When the backlight timer expires, the display backlight and the display are Off, as is the keypad backlight. This is the System Idle state, there is no separate User Idle state.

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