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Troubleshooting Guide - Sony CDX-4000RX Operating Instruction

Fm/mw/lw cd player
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Troubleshooting guide

The following checklist will help you remedy the problems you may encounter with your unit.
Before going through the checklist below, check the connection and operating procedures.
General
Problem
No sound.
The contents of the memory
have been erased.
Indications do not appear in the
display.
No beep sound.
CD playback
Problem
A disc cannot be loaded.
Playback does not begin.
A disc is automatically ejected.
CD will not be ejected.
The operation buttons do not
function.
The sound skips due to
vibration.
The sound skips.
24
Cause/Solution
•Cancel the ATT function.
•Set the fader control to the centre position for two-speaker
system.
•Rotate the dial clockwise to adjust the volume.
•The power cord or battery has been disconnected.
•The reset button has been pressed.
t Store again into the memory.
Remove the front panel and clean the connectors. See
"Cleaning the connectors" (page 22) for details.
•The beep sound is cancelled (page 20).
•If you connect an optional amplifier and do not use the built-
in amplifier, the beep sound will be deactivated.
Cause/Solution
•Another CD is already loaded.
•The CD is forcibly inserted upside down or in the wrong
way.
Defective or dirty CD.
The ambient temperature exceeds 50°C.
You have closed the front panel or pushed the disc forcibly
into the unit while the unit was ejecting the disc after you
pressed Z.
t Press the reset button.
Press the reset button.
•The unit is installed at an angle of more than 60°.
•The unit is not installed in a sturdy part of the car.
A dirty or defective disc.

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This manual is also suitable for:

Cdx-3900rCdx-4000rCdx-4000rv