See also:

Dimensions–S60
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Activating/deactivating
The control panel is activated by pressing MODE when the audio system is switched on. It is switched off automatically when the audio system is switched off or by a long press on MODE. ...

Day/Night mode
The screens can be set for three different lighting conditions: Auto, Day or Night. Press on the remote control and change the setting under Day/Night mode on the screen. See also page 251 f ...