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175 Navigation*
Route guidance
The navigation displays are only visible
while route guidance is active.
To switch to the navigation display from
another display, e.g. from CD operation:
Press b or c.
Two examples are shown below:
Display example 1:The road you are currently driving on is
shown on the status bar, in this case
EAST I-90. The indication 571 mi is the
distance to the next driving maneuver.
If the GPS position display (
page 188) is
active, the GPS data are shown instead of
the street name.Important map symbols:
Current vehicle location and direction
of travel y
If the map orientation
Heading Up
(page 188) is chosen, the arrow will
always point upward.
The remaining route section is
highlighted in blue color.
Navigation displays
i
Using the control system, the display
unit can be changed between km or
miles (see your vehicle’s Operator’s
Manual).
When the instrument cluster
multifunction display is set to miles,
the COMAND will indicate
distances in miles (mi) or feet (ft)
When the instrument cluster
multifunction display is set to
kilometers, the COMAND will
indicate distances in kilometers
(km) or meters (m)
i
The colored highlight only appears
when the system has completed the
route calculation.

227 Glossary
MPEG1 Audio Layer 3
A means of compressing digital audio
data.
Multi session
A method for recording data, e.g. for
CDs. Data is written to the CD in a num-
ber of sessions.
Navigation DVD
Contains all available destination
addresses (town, road, intersection,
house number, special destinations)
and the digital map material for a coun-
try or a region for destination entry,
route calculation and destination
guidance at time of DVD production.
DVD maps do not cover all areas nor all
routes within an area. North Up
The map is displayed facing north du-
ring route guidance.
NTSC (National Television System Com-
mittee)
A TV and video standard for USA and
Canada. This standard uses a composi-
te video signal, in which all information
- red, blue, and green signals (and
sometimes audio signals as well) are
mixed together.
PAL (Phase Alternation Line)
A TV and video standard for most coun-
tries in western and middle
Europe. The PAL standard uses a
higher image resolution and a lower
picture frequency than the NTSC stan-
dard.PIN code
Your PIN code prevents unauthorized
persons from using your GSM mobile
phone. The PIN code is a number
string, which you have to enter when
switching on the telephone.
POI (Point of Interest)
Points of Interest include service stati-
ons, rest areas, parking lots, hospitals,
sight-seeing points, etc.
Provider
is the network operator who makes
available (provides) telephone services
PUK (Personal Unblocking Key)
must be entered if the wrong PIN was
entered three consecutive times.