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46
SYMPTOM CAUSE REMEDY
Incorrect cable connections. Firmly connect the audio plugs. If the problem
persists, the cables may be defective.
The DVD/LD, TV/digital TV
or satellite tuner source
cannot be recorded by
tape deck, MD recorder
or VCR connected to this
unit.
The DVD/LD player, TV/digital TV or satellite
tuner is connected to the unit only through the
digital terminals.
Make additional connections between the
analog terminals.
Previously preset
stations can no
longer be tuned in.
The unit has been disconnected for a long
period.
Re-store the stations.
Refer to
page
FM
AM
Adjusting this unit by
using SET MENU, TIME/
LEVEL or TEST cannot
be performed.
“MEM. GUARD” in the SET MENU is set to
the ON position.
Set “MEM. GUARD” to the OFF position.
■ Tuner
SYMPTOM CAUSE REMEDY
FM stereo reception
is noisy.
The characteristics of FM stereo broadcasts
may cause this problem when the transmitter is
too far away or the antenna input is poor.
Check the antenna connections.
Try using a high-quality directional FM
antenna.
Use the manual tuning method.
There is distortion,
and clear reception
cannot be obtained
even with a good FM
antenna.
There is multipath interference.
Adjust the antenna position to eliminate
multipath interference.
The desired station
cannot be tuned in
with the automatic
tuning method.
The station is too weak.
Use the manual tuning method.
Use a high-quality directional FM antenna.
The desired station
cannot be tuned in
with the automatic
tuning method.
The signal is weak or the antenna connections
are loose.
Tighten the AM loop antenna connections and
orient it for best reception.
Use the manual tuning method.
Refer to
page
There are continuous
crackling and hissing
noises.
Noises result from lightning, fluorescent lamps,
motors, thermostats and other electrical
equipment.
Use an outdoor antenna and a ground wire. This
will help somewhat, but it is difficult to
eliminate all noise.
A “humming” sound can
be heard.
TROUBLESHOOTING
Select the BOTH position.
The source does not contain low bass signals
(below 90 Hz).
No sound from the
subwoofer.
“BASS OUT” in the SET MENU is set to the
SW or MAIN position when playing a 2-channel
source.
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10, 26
10
10, 26
27
11, 26
11
—
There are buzzing and
whining noises
(especially in the
evening).
A TV set is being used nearby.
Move this unit away from the TV.
—
The volume level cannot
be increased, or the
sound is distorted.
The component connected to the TAPE/MD
OUT (REC) terminals of this unit is in the
standby mode.
Turn on the power to the component.
The sound effect cannot
be recorded.
It is not possible to record the sound effect by a
tape deck or MD recorder connected to the
TAPE/MD OUT (REC) terminals of this unit.
12, 13
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13
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0110V39645-50_EN(UCA) 1/12/0, 9:43 AM46