JVC UX-EP25 ユーザーズマニュアル

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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 
@ 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 t
o 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.