Sony CDX-GT450U Operating Instructions Manual page 23
Fm/am compact disc player
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Also See for CDX-GT450U:
- Operating instructions manual (132 pages) ,
- Service manual (52 pages) ,
- Specifications (3 pages)
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The Auto Off function does not operate.
The unit is turned on. The Auto Off function activates
after turning off the unit.
- Turn off the unit.
The stations cannot be received.
The sound is hampered by noises.
o
The connection is not correct.
-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/AM
antenna (aerial) in the rear/side glass).
- Check the connection of the car antenna (aerial).
- I f the auto antenna (aerial) will not go up, check
the connection of the power antenna (aerial)
control lead.
Preset tuning is not possible.
o
Store the correct frequency in the memory.
o
The broadcast signal is too weak.
Automatic tuning is not possible.
o
Setting of the local seek mode is not correct.
- Tuning stops too frequently:
Set "LOCAL-ON" (page 17).
- Tuning does not stop at a station:
Set "LOCAL-OFF" (page 17).
o
The broadcast signal is too weak.
-
Perform manual tuning.
During FM reception, the "ST" indication
flashes.
o
Tune in the frequency accurately.
o
The broadcast signal is too weak.
-Set "MONO-ON" (page 18).
An FM program broadcast in stereo is heard in
monaural.
The unit is in monaural reception mode.
-
Set "MONO-OFF" (page 18).
PTY displays ". - - - . - - -."
o
The current station is not an RDS station.
o
RDS data has not been received.
o
The station does not specify the program type.
The disc cannot be loaded.
o
Another disc is already loaded.
o
The disc has been forcibly inserted upside down or in
the wrong way.
The disc does not playback.
o
Defective or dirty disc.
o
The CD-Rs/CD-RWs are not for audio use (page 19).
MP3IWMAJAAC files cannot be played back.
The disc is incompatible with the MP3/WMA/AAC
format and version. For details on playable discs and
formats, visit the support site.
MP3IWMAJAAC 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.
o
For discs with very many characters, those may not
scroll.
o
"AUTO SCR" is set to "OFF."
-
Set "A.SCRL-ON" (page 17).
-
Press and hold
(DSPL)
(SCRL).
The sound skips.
o
Installation is not correct.
-
Install the unit at an angle of less than 45° in a
sturdy part of the car.
o
Defective or dirty disc.
The operation buttons do not function.
The disc will not eject.
Press the RESET button (page 6).
You cannot play back items via a USB hub.
This unit cannot recognize USB devices via a USB
hub.
Cannot play back items.
A USB device does not work.
-
Reconnect it.
•
The USB device takes longer to play back.
The USB device contains files with a complicated tree
structure.
A beep sounds.
During playback, the USB device has been
disconnected.
-
Before disconnecting a USB device, make sure to
stop playback first for data protection.
The sound is intermittent.
The sound may be intermittent at a high-bit-rate of
more than 320 kbps.
Page 23
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