GPS signal cannot be received.
Firstly, read the GPS overview (page 4), then check the
GPS status by selecting "More..." in the top menu c
• The system cannot receive GPS signals due to an
t Move your car to a place where signals can be
• There is an obstacle in front of the GPS aerial.
t Install the unit where the signal is not interrupted
by the body of the car, etc.
The car position on the map does not match
the current road.
The error margin of the signal from the GPS satellites
is too large. A maximum error margin of a few
hundred metres can exist.
Voice guidance cannot be heard.
The volume is set too low.
t Raise the volume (page 9).
The LCD is not displayed normally.
• In high temperatures, the LCD may darken and not
display clearly. In low temperatures, afterimage may
occur on the LCD. These are not malfunctions, and
the LCD will return to normal when the temperature
returns to within the specified operating range.
• The LCD is dark.
t The auto dimmer function may be activated
because its sensor 4 (page 5) is covered by a
The cradle comes off the attachment surface.
Attachment strength weakens if the surface of the
suction cup or attachment surface becomes dirty.
t Clean the surface of the suction cup and the
attachment surface with a soft, wet lint-free cloth
The demonstration mode starts automatically
even if no operation is performed.
t Turn off the auto demonstration mode by selecting
"More..." in the top menu c "Settings" c "General
Settings" c "Demo Mode." Then, confirm that
"Demo Mode" is set to off.
Resetting the unit
If the navigation software freezes, try resetting
Press the RESET button, then press ?/1 to turn
on the unit.
After you reset the unit, it may take time to receive
GPS signals when turning on the unit.