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Troubleshooting - JVC KV-DV7J Instructions Manual

Dvd/cd player
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TROUBLESHOOTING

What appears to be trouble is not always serious. Check the following points before calling a service
center.
Symptoms
Playback cannot start after
inserting a disc.
• Sound and picture are
sometimes interrupted or
distorted.
• Sound cannot be heard from
the speakers.
• No picture appears on the
screen.
• The left and right edges of the
picture are missing on the
screen.
• No subtitle appears on the
display though you have
selected the initial subtitle
language.
• Audio language is different
from the one you have
selected as the initial audio
language.
• Disc can be neither played
back nor ejected.
• This unit does not work at all.
34
Causes
The disc is inserted upside
down.
You are driving on rough roads.
The disc is scratched.
Connections are incorrect.
The volume is turned to the
minimum level.
Connections are incorrect.
You are playing a disc with DTS
Digital Surround.
The video cord is not connected
correctly.
An incorrect input has been
selected on the TV or monitor.
"4:3 PAN-SCAN (PS)" is
selected when viewing on a
conventional TV (aspect ratio
4:3).
The built-in microcomputer may
function incorrectly due to noise,
etc.
The built-in microcomputer may
function incorrectly due to noise,
etc.
Remedies
Insert the disc correctly.
Stop playing a disc while driving
on rough roads.
Change the disc.
Check the cords and
connections.
Adjust it to the optimum level.
Check the cords and
connections.
This unit cannot output DTS
sound without connecting a
decoder compatible with DTS
Digital Surround.
Connect the video cord
correctly.
Select a correct input on the TV
or monitor.
Select "4:3 LETTERBOX (LB)."
(See page 25.)
Some DVDs are programed to
always display no subtitle
initially. If this happens, press
SUBTITLE
after starting
play.
Some DVDs are programed to
always use the original
language initially.
If this happens, press AUDIO
after starting play.
Turn off the power, then turn it
again.
Press the reset button to reset
the unit. (See page 2.)

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