22
En
Troubleshooting
■
FM/AM
■
FM
■
AM
MP3/WMA file playback
Problem
Cause
Solution
MP3/WMA file in the USB
device is not played.
The USB device is not recognized.
Set this unit to the standby mode, and turn it
on again
(
P. 6)
.
Disconnect the device while this unit is in
the standby mode. Then connect the device
again and turn on this unit
(
.
Connect an AC adapter if supplied with
the device.
If the solutions above do not resolve the
problem, the USB device is not
playable on this unit.
Try another USB device.
Radio reception
Problem
Cause
Solution
The preset selecting function
(
P. 16) does not work.
The preset (memory) may have been
erased.
Preset radio stations again (
The preset station settings
have been cleared.
The power to this unit may have been
lost more than a week.
Plug the power cable into the outlet
firmly, and preset the stations again
(
Problem
Cause
Solution
Too much noise during stereo
broadcast.
The FM antenna may be connected
improperly.
Make sure the FM antenna is connected
properly (
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. 17) or use a multi-channel
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.
Problem
Cause
Solution
Too much noise during
broadcast.
The noise may be caused by
atmospheric electricity, lightning,
fluorescent lights, motors, or
thermostat electric devices.
Connect an outdoor antenna and establish
a better grounding to decrease the noise.
However, it is difficult to eliminate these
types of noise.
If this unit is placed near a TV, the
noise may be generated especially in
the evening.
Place this unit away from a TV.
The auto tuning function
(
P. 18) does not work.
The AM loop antenna may be
connected improperly.
Make sure the AM loop antenna is
connected properly (
