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Incomplete digital map data
R
N N o o t t es on GPS r
es on GPS recep
eception
tion
The correct function of the navigation system
depends amongst other things on GPS reception.
In certain situations GPS reception can be
impaired, defective or even not possible, e.g. in
tunnels or in multi-storey car parks.
Changing direction ov
Changing dir
ection over erview
view
There are three phases when changing direction:
Preparation phase
R
If there is enough time between the changes
of direction, the multimedia system prepares
you for the upcoming change of direction. A
navigation announcement is issued, e.g. "Pre-
pare to turn right".
The map appears in full-screen mode.
Announcement phase
R
The multimedia system announces the upcom-
ing change of direction, e.g. by announcing
"Turn right in 100 m".
The display is split into two parts. The map is
displayed on the le ; on the right, there is a
detailed image of the junction or a 3D image
of the upcoming change of direction.
Change-of-direction phase
R
The multimedia system announces the immi-
nent change of direction, e.g. by announcing
"Now turn right".
The display is split into two parts.
The vehicle has successfully changed direction
when the light-coloured bar on the right drops
Multimedia system 269
down to 0 m and the current vehicle position
symbol has reached the highlighted change-of-
direction point.
When the change of direction is complete, the
map appears in full-screen mode.
%
Changes of direction are also shown in the
Instrument Display.
Lane recommendations ov
Lane r
ecommendations over erview
view
This display appears for multi-lane roads.
If the digital map contains the relevant data, the
multimedia system can display lane recommenda-
tions for the next two changes of direction.
269
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