Sony STR-AV320 - Manual (Page 2)

Troubleshooting
Problem Solution
1
STEREO indicator flickers or does not light up when FM
stereo programs are received.
• Check the FM antenna connection, and adjust the
antenna.
[
. Press FM MODE to disengage the stereo mode.
The figures in the display window do not stop at the desired
station during automatic tuning.
• Check the antenna connection and adjust the antenna
direction.
• Tune in the station using the direct access tuning.
Stations cannot be tuned in correctly when the numeric
button is pressed. • Memorize the frequency correctly.
Audio is not heard. • Check the speaker and program source connections.
• Check that the appropriate function selector is depressed.
• Check that the appropriate SPEAKERS selector is
depressed. If the A and B selectors are both depressed,
'
check that both speaker systems are properly connected,
i
One channel does not transmit audio, or the volume from
the left and right speakers is unbalanced.
• Adjust the BALANCE control.
• Check the speaker connections.
There is an abrupt loss of sound from one or both of the
speakers. • Turn off the receiver, and check the speaker terminals or
speaker cord for a short.
1
(This symptom may be caused when the protection circuit
i
inside the unit activates.)
Sound transmitted from the speaker is reversed. • Connect the speaker correctly.
i— " ' '
Severe hum or noise is heard. • Use shielded connecting cords.
• Keep the audio components further away from the TV,
• Connect the ground wire to the ANTENNA ground
terminal.
• Clean any dirty plugs and jacks with a cloth lightly |
moistened with alcohol.
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The: ^(protection) alarm appears in the display window. • A serious trouble has occurred such as overheating or
|
short-circuiting. Refer servicing to qualified person.
The unit cannot be controlled by the Remote Commander
(STR-AV320 only).
• Correctly point the head of the commander toward the unit.
If there is any object between the unit and the commander
head, remove it.