Mercedes-Benz 2008 S550 Operator's Manual page 463

Controls in detail
Driving systems
The Night View Assist image on the multi-
function display is not impaired
by the headlamps of approaching vehi-
cles
if you cannot switch on the high beams
due to oncoming traffic
As a result, you can better follow the
course of the road and detect obstacles
earlier on.
i
Infrared light is invisible to the human eye
and can therefore remain permanently switched
on without blinding oncoming traffic.
The camera is at the top of the windshield.
1 Night View Assist camera
462
Switching on or off
You can only switch on the Night View As-
sist if
the SmartKey in the starter switch is
set to position 2
it is dark
the light switch is set to * or B
or if the daytime driving lamps are
switched on
the automatic transmission is not in
position R
1 Night View Assist on or off
Press button 1 up or down.
The Night View Assist image appears
on the multifunction display.
i
The infrared headlamps only come on above
a speed of approximately 9 mph (15 km/h).
Therefore, when you are at a standstill, you do
not have a complete view and cannot check the
function of the Night View Assist.
Image on multifunction display
When you switch on Night View Assist, the
image for the speed gauge changes on the
multifunction display. The speed gauge is
shown as a bar on the lower edge of the
multifunction display. The line for main
menus is no longer available. If you would
like to change a setting using the steering
wheel buttons, you must first switch off
Night View Assist.