Sony CDX-GT20W Manual

Error displays/Messages

The contents of the memory have been erased.

• The RESET button has been pressed.

t Store again into the memory.

• The power connecting lead or battery has been

disconnected.

• The power connecting lead is not connected properly.

Stored stations and correct time are erased.
The fuse has blown.
Makes noise when the position of the ignition
key is switched.

The leads are not matched correctly with the car’s
accessory power connector.

The display disappears from/does not appear
in the display window.

• The dimmer is set “DIM-ON” (page 9).
• The display disappears if you press and hold (OFF).

t Press and hold (OFF) on the unit until the

display appears.

• The connectors are dirty (page 13).

CD playback

The disc cannot be loaded.

• Another disc is already loaded.
• The disc has been forcibly inserted upside down or in

the wrong way.

The disc does not playback.

• Defective or dirty disc.
• The CD-Rs/CD-RWs are not for audio use (page 11).

MP3/WMA files cannot be played back.

The disc is incompatible with the MP3/WMA format
and version (page 11).

MP3/WMA files take longer to play back than
others.

The following discs take a longer time to start
playback.
– a disc recorded with a complicated tree structure.
– a disc recorded in Multi Session.
– a disc to which data can be added.

The ATRAC CD cannot play.

• The disc is not created by authorized software, such

as SonicStage or SonicStage Simple Burner.

• Tracks that are not included in the group cannot be

played.

The display items do not scroll.

• For discs with very many characters, those may not

scroll.

• “A.SCRL” is set to “OFF.”

t Set “A.SCRL-ON” (page 9) or press (SCRL).

The sound skips.

• Installation is not correct.

t Install the unit at an angle of less than 45° in a

sturdy part of the car.

• Defective or dirty disc.

The operation buttons do not function.
The disc will not eject.

Press the RESET button (page 4).

Radio reception

The stations cannot be received.
The sound is hampered by noises.

• Connect a power antenna control lead (blue) or

accessory power supply lead (red) to the power
supply lead of a car’s antenna booster (only when
your car has built-in FM/AM antenna in the rear/side
glass).

• Check the connection of the car antenna.
• The auto antenna will not go up.

t Check the connection of the power antenna

control lead.

• Check the frequency.

Preset tuning is not possible.

• Store the correct frequency in the memory.
• The broadcast signal is too weak.

Automatic tuning is not possible.

• Setting of the local seek mode is not correct.

t Tuning stops too frequently:

Press (SENS) until “LOCAL-ON” appears.

t Tuning does not stop at a station:

Press (SENS) repeatedly until “MONO-ON” or
“MONO-OFF” (FM), or “LOCAL-OFF” (AM)
appears.

• The broadcast signal is too weak.

t Perform manual tuning.

During FM reception, the “ST” indication
flashes.

• Tune in the frequency accurately.
• The broadcast signal is too weak.

t Press (SENS) to set the monaural reception

mode to “MONO-ON.”

An FM program broadcast in stereo is heard in
monaural.

The unit is in monaural reception mode.
t Press (SENS) until “MONO-OFF” appears.

ERROR

• The disc is dirty or inserted upside down.

t Clean or insert the disc correctly.

• A blank disc has been inserted.
• The disc cannot play because of some problem.

t Insert another disc.

FAILURE

The connection of speaker/amplifier is incorrect.
t See the supplied installation/connections manual to

check the connection.

L.SEEK +/–

The local seek mode is on during automatic tuning.

NO ID3

ID3 tag information is not written in the MP3 file.

NO INFO

Text information is not written in the ATRAC3/
ATRAC3plus or WMA file.

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