24
Troubleshooting
If you are having a problem with your System, check this
list for a possible solution before calling for service.
General:
Unable to turn on the System.
] Control cable connection is loose (see page 5).
Adjustments or settings are suddenly canceled before
you finish.
] 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 front panel.
] Move closer to the System.
] The batteries are exhausted.
No sound is heard from the speakers.
] Speaker connections are incorrect or loose (see page 5).
] Headphones are connected (see page 7).
Radio Operations:
Hard to listen to broadcasts because of noise
] Antenna connection is incorrect or loose (see page 5).
] The FM antenna is not properly extended or positioned.
Disc/USB Mass Storage Class Device Playback
Operations:
The disc does not play.
] The disc is placed upside down. Place the disc with the
label side up.
ID3 Tag on an MP3 file cannot be shown.
] There are two types of ID3 Tag—Version 1 and Version 2.
This System can only show ID3 Tag Version 1.
Groups and tracks are not played back as you expect.
] The playing order is determined when the groups and
tracks were recorded. It depends on the writing
application.
The disc sound is discontinuous.
] The disc is scratched or dirty.
The disc tray does not open.
] Child Lock is in use. “DISC LOCKED” appears on the
display (see page 17).
Recording Operations:
Unable to record into the USB device.
] The capacity of the USB device is full. Erase some tracks.
] There have been 999 tracks or group on the USB device
you want to record into. Erase unwanted tracks.
] The USB device is write-protected.
] The connected USB device is incompatible to this
System.
Daily Timer Operations:
The Daily Timer does not work.
] The System has been turned on when the on-time comes.
The Daily Timer starts working only when the System is
turned off.
] There might have been a power failure. Set the clock first,
then the timer again.
“INVALID” appears on the display.
] On-time and off-time are set to the same time. Set the
different time for on-time and off-time.
UX-TB30[B].BOOK Page 24 Tuesday, October 20, 2009 4:36 PM