Troubleshooting - JVC KD-S7250 Manual De Instrucciones

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.
• Sound cannot be heard from
the speakers.
• SSM (Strong-station
Sequential Memory)
automatic preset does not
work.
• Static noise while listening
to the radio.
• "NO DISC" appears on the
display.
• CD can be neither played
back nor ejected.
• The unit does not work at
all.

TROUBLESHOOTING

Causes
CD is inserted upside down.
You are driving on rough
roads.
CD is scratched.
Connections are incorrect.
The volume is turned to the
minimum level.
Connections are incorrect.
Signals are too weak.
The antenna is not connected
firmly.
No CD is in the loading slot.
CD is inserted incorrectly.
The CD player may function
incorrectly.
The built-in microcomputer
may function incorrectly due
to noise, etc.
Remedies
Insert the CD correctly.
Stop CD play while driving
rough roads.
Change the CD.
Check the cords and
connections.
Adjust it to the optimum level.
Check the cords and
connections.
Store stations manually.
Connect the antenna firmly.
Insert a CD into the loading
slot.
Insert it correctly.
and 0 at the
Press
same time for more than 2
seconds. Be careful not to
drop CD when it is ejected.
Press and SEL at
the same time for more than 2
seconds to reset the unit. (The
clock setting and preset
stations stored in memory are
erased.) (See page 2.)
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