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Troubleshooting - Sony Xplod CDX-GT56UI Operating Instructions Manual

Fm/am compact disc player.
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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
For details on using the fuse and removing the
unit from the dashboard, refer to the
installation/connections manual supplied with
this unit.
If the problem is not solved, visit the support
site on the back cover.
No power is being supplied to the unit.
 Check the connection or fuse.
 If the unit is turned off and the display
disappears, it cannot be operated with the
remote commander.
– Turn on the unit.
The power antenna (aerial) does not extend.
 The power antenna (aerial) does not have a
relay box.
No sound.
 The ATT function is activated.
 The position of the fader control "FADER" is
not set for a 2-speaker system.
No beep sound.
 The beep sound is canceled (page 18).
 An optional power amplifier is connected and
you are not using the built-in amplifier.
The contents of the memory have been
 The power supply lead or battery has been
disconnected or it 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
– Set "DEMO-OFF" (page 19).
The display disappears from/does not
appear in the display window.
 The dimmer is set to "DIM-ON" (page 19).
 The display disappears if you press and hold
– Press  on the unit until the
display appears.
 The connectors are dirty (page 23).
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.
Radio reception
The stations cannot be received.
The sound is hampered by noises.
 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 radio antenna (aerial) in the
rear/side glass).
– Check the connection of the car antenna
– If the auto antenna (aerial) will not go up,
check the connection of the power antenna
(aerial) control lead.
Preset tuning is not possible.
 Store the correct frequency in the memory.
 The broadcast signal is too weak.
Automatic tuning is not possible.
 The broadcast signal is too weak.
– Perform manual tuning.



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  • Robert Siddall Feb 28, 2018 04:03:
    How do I tune my sony radio manually as I have lost my remote model HCD SBT 300W radio disc reveiver