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Problem Probable Cause Remedy
Tuner
A hissing noise occurs
when listening in stereo
mode, but not in mono.
The method used to
modulate FM stereo
broadcasts is diff erent
from mono broadcasts.
• Reduce the treble.
• Change the location,
height, or direction of
the antenna.
• Set the FM mode to
mono by pressing FM
MODE. (Note that you
will hear the broadcast
in mono mode).
• If an indoor antenna is
being used, change to
an outdoor antenna.
• Try using an antenna
with more elements.
Noise is excessive in
both stereo and mono
broadcasts.
Poor location and/or
direction of the antenna.
Transmitting station is
too far away.
Sound is distorted or the
volume level drops.
Broadcast signals are
being disturbed.
Sound distortion in
stereo broadcasts.
Speaker system not
correctly connected.
Surround Eff ects
Important: The center and rear speakers only operate when the unit is set to
a Surround Sound mode and the source material being played is recorded or
broadcast in Dolby Digital, DTS, or Dolby Pro Logic surround sound. Stereo
broadcasts or recordings will produce some rear channel eff ects when played in
a surround mode. However, mono sources will not produce any sound from the
rear speakers.
No sound from the rear
speakers.
SURROUND is not set
properly.
Set the button to the
desired surround mode
position.
One or more rear speaker
wires is not making
contact.
Check all rear speaker
wires for good
connection.
No sound from the
center speaker.
SURROUND is not set
properly.
Set the button to the
desired surround mode
position.
Center speaker wire
is not making good
contact.
Check center speaker
wire for good
connection.