Display and LED
Idle state
After the selected time, the phone is automatically returned to the idle state.
•Not automatically
The phone is not automatically returned to the idle state.
Proximity sensor
If this function is switched on, the device monitors for user proximity when in the idle state.
Brightness sensor
Switches on display brightness adjustment to ambient light.
Brightness
Sets the brightness.
Note: Any changes you make to the brightness affect on all key extension modules that are connected.
Seen missed calls
Sets the message key LED's reaction to seen missed calls.
•LED lights up
The message key LED shines and a text message is displayed in the Notifications menu.
•LED is flashing
The message key LED flashes and a text message is displayed in the Notifications menu.
•LED off
The message key LED does not flash and a text message is displayed in the Notifications menu.
•Disabled
The message key LED does not flash and no text message is displayed in the Notifications menu.
Heard voice messages
Sets the message key LED's reaction to heard voice messages.
•LED lights up
The message key LED shines and a text message is displayed in the Notifications menu.
•LED is flashing
The message key LED flashes and a text message is displayed in the Notifications menu.
•LED off
The message key LED does not flash and a text message is displayed in the Notifications menu.
•Disabled
The message key LED does not flash and no text message is displayed in the Notifications menu.
Message key LED
Controls the behaviour of the message key LED. If this option is deselected, the message key LED are switched off permanently.
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.
Keypad brightness
Sets the brightness of the illuminated keypad if "Manually" mode is selected.
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.
Reset wallpaper
Removes the current wallpaper and replaces it with the default wallpaper.
Show icons on D-XT20(i)
Switches on the display of icons and images on all connected key extension modules.
Camera as wallpaper
Opens a menu in which you can select one of the configured cameras that is to be used as the wallpaper for the idle screen.