Troubleshooting - JVC NX-DD30 Instructions Manual

Troubleshooting

Problem
No sound/video is
produced.
The clock display is
flashing.
Disc playback does not
start.
A certain point cannot be
played back properly.
You cannot record an
MD.
A radio broadcast cannot
be received.
A whirring noise is
produced.
You cannot set the timer.
The timer does not work.
You cannot operate the
remote control.
You cannot operate the
main unit with the number
buttons on the remote
control.
The sound is not
produced from the sub-
woofer.
● If this product does not function properly even after you have implemented the possible
solutions given above
Many functions of this product are implemented by microcomputers. If malfunction is caused by
thunder or static electricity, or the main unit does not function properly even when you press a
button, disconnect the power plug from the AC outlet, wait for a while, and then connect this
product again. Then reset the clock.
Possible cause
Improper connection.
Headphones are connected.
A power failure occurred or the
power plug was disconnected.
The disc is upside down.
Moisture has condensed on the
lens.
The disc is scratched or dirty.
An error occurred on the MD.
The MD is write-protected.
No antenna is connected.
The main unit is located close to a
TV, computer, or other electric
appliance.
You did not set the clock.
The main unit is turned on.
The remote control batteries are
running low.
The remote control mode selector
on the remote control is set to TV.
The sub-woofer setting (SUB
WFR) is "OFF".
Possible solution
Connect all cords properly.
Disconnect the headphone plug.
Reset the clock.
Place the disc on the disc tray with
the letter-printed surface facing up.
Leave the main unit turned on, wait
for approximately 1 or 2 hours, and
then operate the main unit.
Clean or replace the disc.
Record to the MD again.
Cancel the write-protection.
Connect an antenna.
Place the main unit away from a TV,
computer, or other electric appliance.
Set the clock.
After setting the timer, turn off the
main unit.
Replace the batteries with new
batteries.
Set the remote control mode selector
to AUDIO.
Turn on the sub-woofer setting (SUB
WFR).
Reference
page
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