Options for experts
Proximity sensor
If this function is switched on, the device monitors for user proximity when in the idle state.
Proximity sensor minimal distance
Sets the proximity sensor's sensitivity.
The slider sets the distance after which the device reacts to movement and gestures. The further the slider is to the right, the greater the sensor's sensitivity.
Keypad brightness
Sets the brightness of the illuminated keypad if "Manually" mode is selected.
Keypad backlight mode
Manually
Use a preset brightness.
Ambient light
Adjusts the keypad brightness to suit ambient light conditions. The brighter the ambient light, the brighter the keypad brightness. Conversely, the darker the ambient light, the darker the keypad brightness. If the ambient light is very bright, the keypad brightness is switched off.