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Troubleshooting
The following checklist will help you remedy
problems you may encounter with your unit.
Before going through the checklist below, check
the connection and operating procedures.
General
No sound.
• Adjust the volume with (+).
• Cancel the ATT function.
• Set the fader control to the centre position for
a 2-speaker system.
The contents of the memory have been
erased.
• The RESET button has been pressed.
tStore again into the memory.
• The power cord or battery has been
disconnected.
• The power connecting cord is not connected
properly.
No beep sound.
The beep sound is cancelled (page 11).
Indications disappear from/do not appear in
the display.
• The clock display disappears if you press
(OFF) for 2 seconds.
tPress (OFF) again for 2 seconds to
display the clock.
• Remove the front panel and clean the
connectors. See “Cleaning the connectors”
(page 17) for details.
Stored stations and correct time are erased.
The fuse has blown.
Makes noise when the ignition key is in the
ON, ACC, or OFF position.
The leads are not matched correctly with the
car’s accessory power connector.
No power is being supplied to the unit.
• Check the connection. If everything is in
order, check the fuse.
• The car does not have an ACC position.
tPress (SOURCE) (or insert a cassette) to
turn on the unit.
The power is continuously supplied to the
unit.
The car does not have an ACC position.
The power aerial does not extend.
The power aerial does not have a relay box.
Tape playback
The sound is distorted.
The tape head is contaminated.
tClean the head with a commercially
available dry-tape cleaning cassette.
The AMS does not operate correctly.
• There is noise in the space between tracks.
• A blank space is too short (less than 4
seconds).
• A long pause, or a passage of low
frequencies or very low sound level is treated
as a blank space.
Radio reception
Preset tuning is not possible.
• Store the correct frequency in the memory.
• The broadcast signal is too weak.
The stations cannot be received.
The sound is hampered by noises.
• Connect a power aerial control lead (blue) or
accessory power supply lead (red) to the
power supply lead of a car’s aerial booster.
(Only when your car has built-in FM/MW/
SW aerial in the rear/side glass.)
• Check the connection of the car aerial.
• The auto aerial will not go up.
tCheck the connection of the power aerial
control lead.
• Check the frequency.
Automatic tuning is not possible.
• The local seek mode is set to “ON.”
tSet the local seek mode to “OFF” (page
10).
• The broadcast signal is too weak.
tPerform manual tuning.
The “ST” indication flashes.
• Tune in the frequency accurately.
• The broadcast signal is too weak.
tSet to the monaural reception mode (page
10).
A programme broadcast in stereo is heard
in monaural.
The unit is in monaural reception mode.
tCancel monaural reception mode (page
10).
CD/MD playback
The sound skips.
Dirty or defective disc.