The radio makes unusual
noises continuously.
• Is the unit placed near the TV or
computer?
• Is the FM aerial placed properly?
Move the aerial away from the
AC power lead if it is located
nearby.
The remote control does not
operate.
• Is the AC power lead of the unit
plugged in?
• Is the battery polarity correct?
• Is the battery dead?
• Is the distance or angle
incorrect?
• Does the remote control sensor
receive strong light?
• Disc playback does not start.
• Disc playback stops in the
middle or is not performed
properly.
• Is the disc loaded face down?
• Does the disc satisfy the
standards?
• Is the disc distorted or
scratched?
Disc playback sounds are
skipped, or stopped in the
middle of a track.
• Is the unit located near
excessive vibrations?
• Is the disc very dirty?
• Has condensation formed inside
the unit?
USB device cannot be detected.
• Is there any MP3/WMA file
available?
• Is the device properly
connected?
• Is it an MTP device?
• Does the device contain AAC file
only?
USB playback does not start.
• Is it a copyright protected WMA
file?
• Is it a false MP3 file?
Bluetooth sound is
interrupted or distorted.
• Is the unit too near to a device
that generates electromagnetic
radiation?
• Is there any obstacle between
the unit and the Bluetooth stereo
audio source device?
No sound is heard.
• Is the volume level set to “Min”?
• Are the headphones connected?
• Is the unit too far from the
Bluetooth stereo audio source
device?
• Is the unit paired with the
Bluetooth stereo audio source
device?
When a button is pressed, the
unit does not respond.
Set the unit to the power stand-by
mode and then turn it back on.
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