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13
Get
ting
St
ar
ted
signal. In these cases you may have to use an
external antenna (not supplied). See below.
You can view the number of satellite signals the
Satellite Navigation System is receiving and also the
strength of these signals (see page 39).
External Antenna
If the GPS receiver fails to acquire a valid signal when
mounted in your car it may be due to a heat reflecting
coating or heating elements in your windscreen.
In these cases an external antenna will be required
(not supplied).
Plug the external antenna into the socket on the left
side of the GPS antenna.You should now receive a
valid signal.
Sidewheel
The sidewheel is used to adjust the message volume
or the display brightness of the Satellite Navigation
System. Move the sidewheel to open the control box.
Move the sidewheel up to increase or down to
decrease the volume. If necessary, tap the Mute icon
with the stylus to turn off sound.
Use the stylus to select bright. Move the sidewheel up
to increase or down to decrease the display
brightness.
Earphones
The Satellite Navigation System can be used with
earphones (supplied).
Switching Off
Press and hold down the Power On/Off button until
the Satellite Navigation System switches off.
GNAV12.book Page 13 Wednesday, September 20, 2006 3:35 PM