Troubleshooting - JVC UX-EP25C Instructions Manual

To remove the speaker grilles

Troubleshooting

If you are having a problem with your System,
check this list for a possible solution before
calling for service.
General:
Adjustments or settings are suddenly canceled
before you fi nish.
There is a time limit. Repeat the procedure
again.
Operations are disabled.
The built-in microprocessor may malfunction
due to external electrical interference. Unplug
the AC power cord and then plug it back in.
Unable to operate the System from the remote
control.
The path between the remote control and the
remote sensor on the System is blocked.
Point it at the remote sensor on the font panel.
Signals cannot reach the remote sensor.
More closer to the System.
The batteries are exhausted.
No sound is heard from the speakers.
Speaker connections are incorrect or loose
(see page 7).
Headphones are connected (see page 9).
Sound from PC connected with a USB cable has
some noise. (See page 15 )
PC is subjected to excessive load due to using
other applications. Close the applications you
do not use.
PC is connected via USB Hub. Connect the PC
directly to the main unit with a USB cable.
Radio Operations:
Hard to listen to broadcasts because of noise
(see pages 4 to 7).
Antennas connections are incorrect or loose.
The AM loop antenna is too close to the
System.
The FM antenna is not properly extended and
positioned.
Disc/iPod/USB mass storage class device
Operations:
The disc does not play.
The disc is placed upside down. Place the disc
with the label side up.
MP3/WMA tracks do not play.
Track names have the initial letter ".".
The disc sound is discontinuous.
The disc is scratched or dirty.
The disc cover does not open or close.
The AC power cord is not plugged in.
The iPod doesn't playback although the display
indicates CONNECT.
The battery is empty. Let stand for more than
approximately ten minutes on the connecting
condition.
Timer Operations:
Daily Timer does not work.
The System has been turned on when the on-
time comes.
Timer starts working only when the System is
turned off.
There might have been a power failure.
Set the clock fi rst, then the timer again.
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