Instrument panel lighting
The instrument panel lighting illuminates when
the ignition key is in position II and the light
switch (1) is in either position 
Move the thumb wheel (4) up to increase brightness or down to decrease brightness.
See also:
Source menu
The content of each source's pop-up menu will
vary, depending on what is being played/
viewed, for example: Disc menu or USB
menu. See also page 251 for additional information
about the RSE me ...
Messages
When a warning, information or indicator symbol
comes on, a corresponding message
appears on the information display. An error
message is stored in a memory list until the
fault is rectified ...
Putting ACC in standby mode
Before ACC can be used to regulate speed and/or the distance to a vehicle ahead,
it must first be put in standby mode.
To do so:
Press .
The symbol appears in the display
and parentheses (---) ...