Troubleshooting - JVC KW-XC770 Manuel D'instructions

What appears to be trouble is not always serious. Check the following points before calling a
service center.
Symptoms
• CD cannot be played back.
• CD sound is sometimes
interrupted.
• "NO DISC" appears on the
display.
• A cassette tape cannot be
inserted.
• Cassette tapes become hot.
• Tape sound is at very low
level and sound quality is
degraded.
• Sound is sometimes
interrupted.
• Sound cannot be heard from
the speakers.
• SSM automatic preset does
not work.
• Static noise while listening to
the radio.
• "NO MAGAZINE" appears
on the display.

TROUBLESHOOTING

Causes
CD is inserted upside down.
You are driving on rough
roads.
CD is scratched.
Connections are incorrect.
No CD is in the loading slot.
(or in the magazine).
CD is inserted incorrectly.
You have tried to insert a
cassette in the wrong way.
This is not a malfunction.
The tape head is dirty.
Connections are not good.
The volume control is turned
to the minimum level.
Connections are incorrect.
Signals are too weak.
The antenna is not connected
firmly.
No magazine is in the CD
changer.
Remedies
Insert the CD correctly.
Stop CD play while driving on
rough roads.
Change the CD.
Check the cords and
connections.
Insert CD.
Insert it correctly.
Insert the cassette with the
exposed tape facing right.
———————
Clean it with a head cleaning
tape.
Check the cords and
connections.
Adjust it to the optimum level.
Check the cords and
connections.
Store stations manually.
Connect the antenna firmly.
Insert the magazine.
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