manual

21 En
TROUBLESHOOTING
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USB device playback
Problem Cause Solution
MP3/WMA file in the USB device
does not play.
The USB device is not recognized. Turn the system off and reconnect the USB device to the
unit.
If the solutions above do not resolve the problem, the USB
device is not playable on the unit (☞ P. 22 ).
The USB device does not contain playable files. Use a USB device contains playable files (☞ P. 22) .
When you connect a USB device,
the front panel display indicates
“USB OverCurrent,” and then
the front panel display goes
blank.
An incompatible USB device was connected to
the unit. Alternatively, the USB device is not
connect firmly to the unit.
Turn the system off and reconnect the USB device to the
unit.
If it does not resolve the problem, the USB device is not
playable on the unit (☞ P. 22).
FM/AM reception
Problem Cause Solution
Too much noise. The antenna may be connected improperly. Make sure the antenna is connected properly (☞ P. 2) or
use a commercially available outdoor antenna.
The antenna is too close to the unit or to an
electronic device.
Position the antenna as far away as possible from the unit
or the electronic device.
Too much noise during stereo
broadcast.
The radio station you selected may be far from
your area, or the radio wave reception is weak in
your area.
Try manual tuning to improve the signal quality (☞ P. 11)
or use a commercially available outdoor antenna.
Even with an outdoor antenna,
radio wave reception is weak.
(Sound is distorted.)
Multipath reflection or other radio interferences
may have occurred.
Change the height, direction, or placement of the antenna
(☞ P. 2) .
Remote control
Problem Cause Solution
The remote control does not work
properly.
The remote control may be operated outside its
operation range.
For information on the remote control operation range,
refer to “How to use the remote control” (P. 1).
The remote control signal receiver on the unit
(☞ P. 4) may be exposed to direct sunlight or
lighting (inverted fluorescent lamps).
Change the lighting or orientation of the unit.
The battery may be worn out. Replace the battery with a new one (☞ P. 1).
There are obstacles between the remote control
signal receiver on the unit (☞ P. 4) and the
remote control.
Remove the obstacles.