Hitachi MMP-501 GPS Receiver User Manual


 
16
TROUBLESHOOTING
If you experience any of the following difficulties while using the player, use this troubleshooting guide to
help you remedy the problem. Should any problem persist, consult your nearest service center.
Symptom Possible Cause Remedy
The player does not start. The battery may be exhausted. Recharge the battery.
The AC power plug or the car
power adaptor may be loose or
not plugged in.
Ensure the AC power plug is
secured into the wall outlet
or the car power adaptor is
secured into the car cigarette
lighter socket.
The player does not have
sound.
The volume is set to minimum. Increase the volume level.
The touch screen is too dark. The touch screen is not bright
enough.
Increase the brightness level.
The player does not receive
GPS signals.
The GPS antenna is unable to
receive signal.
Check the position of the
player in the vehicle. The GPS
antenna requires a clear view of
sky to receive information from
the GPS satellites.
Ensure the GPS antenna is
in the horizontal position. If
the player is used in a vehicle
with heated or heat-reflecting
windscreen, connect it with an
external antenna in order to
receive the GPS signals.
The player has lost GPS
reception.
The player is experiencing poor
GPS coverage.
The GPS signal is interrupted
due to tunnels, tall buildings,
snowing, etc. When the
obstruction is cleared, the
player should re-acquire
satellite signals in a few
seconds.
MMP-501 IM (Backup) .indd 16 07-09-2006 11:47:45 AM