Troubleshooting - Sony CDX-GT285S Operating Instructions Manual

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 power is being supplied to the unit.
• Check the connection. If everything is in order, check
the fuse.
• If the unit is turned off and the display disappears, it
cannot be operated with the remote commander.*
t Turn on the unit.
The power antenna (aerial) does not extend.
The power antenna (aerial) does not have a relay box.
No sound.
• The volume is too low.
• The ATT function is activated.
• The position of the fader control "FAD" is not set for
a 2-speaker system.
No beep sound.
• The beep sound is canceled (page 9).
• An optional power amplifier is connected and you are
not using the built-in amplifier.
The contents of the memory have been erased.
• The power supply lead or battery has been
disconnected.
• The power supply lead is not connected properly.
Stored stations and correct time are erased.
The fuse has blown.
Makes noise when the position of the ignition
is switched.
The leads are not matched correctly with the car's
accessory power connector.
During playback or reception, demonstration
mode starts.
If no operation is performed for 5 minutes with
"DEMO-ON" set, demonstration mode starts.
t Set "DEMO-OFF" (page 9).
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 14).
The Auto Off function does not operate.
The unit is turned on. The Auto Off function activates
after turning off the unit.
t Turn off the unit.
The display disappears while the unit is
operating.
The Black Out function is set to on (page 9).
16
Card remote commander operation is not
possible.*
• If the Black Out function is activated (no lighting),
card remote commander operation is not possible
(page 9).
• Make sure the insulation film has been removed
(page 5).
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 12).
MP3/WMA files cannot be played back.*
The disc is incompatible with the MP3/WMA format
and version (page 13).
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 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 10).
t Press and hold (DSPL) (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 disc will not eject.
Press Z (eject) (page 7).
Radio reception
The stations cannot be received.
The sound is hampered by noises.
• Connect a power antenna (aerial) control lead (blue)
or accessory power supply lead (red) to the power
supply lead of a car's antenna (aerial) booster (only
when your car has built-in FM/MW/SW antenna
(aerial) in the rear/side glass).
• Check the connection of the car antenna (aerial).
• The auto antenna (aerial) will not go up.
t Check the connection of the power antenna
(aerial) control lead.
• Check the frequency.
Preset tuning is not possible.
• Store the correct frequency in the memory.
• The broadcast signal is too weak.