Sony STR-AV780 - Cescocenee Tase Serhe Acca Nieete Nuaea Nanan

TROUBLESHOOTING
Before proceeding through the checklist below, examine the
connections and the procedures outlined in the manual.
Should any problem persist after you have checked the
following items, consult your nearest Sony service facility.
_ PROBLEM CAUSE
STEREO indicator flickers or does A very weak FM station or a noisy
not appear when receiving stereo FM program is received.
programs.
SOLUTION
Adjust the antenna or connect an
external FM antenna.
Press the FM MODE key to set to
HI-BLEND or MONO mode.
Press the FM LEVEL key to set to
MID or LOW level.
Change the tuning interval according
to the AM frequency allocation
system of your country. (See page 3.)
No FM station can be located by The signal strength of the stations
station searching. are weak.
No AM station can be located by The AM tuning interval is set
station searching. incorrectly.
The signal strength of the stations Adjust the antenna.
are too weak for station searching.
Broadcast program
Tune in the stations with the direct
access tuning.
Stations cannot be tuned in correctly | The frequency has not been Memorize the frequency correctly.
when the number key is pressed. memorized correctly. (See page 11.)
Picture does not appear. VCR, TV tuner or TV connection is Check and connect the equipment
not correct. correctly.
The function switch on the VCR is Check and set the switch
appropriately.
Turn the TV on.
not set correctly.
The TV is not turned on.
Sound is not heard. The speaker or program source Check and connect the equipment
equipment is not connected correctly.
correctly.
The SPEAKERS selectors are not set | Set the selectors correctly. (Gee page
correctly. 5.)
The MONITOR key has been pressed | Press to disengage it.
for a program source other than tape
deck 2.
The correct FUNCTION key is not Press the correct FUNCTION key.
pressed.
The function switch on the VCR is Check and set the switch
not set correctly. appropriately.
The volume is set to minimum. Increase the volume.
The BALANCE control keys are not Adjust the BALANCE control keys.
set appropriately
The speaker or program source is not | Check and connect the equipment
connected correctly. correctly.
A short-circuit problem activates the Turn off the receiver, eliminate the
protective circuit. short-circuit problem and turn on the
power again. If there is no short-
circuit, consult your nearest Sony
dealer.
One channel does not transmit
audio, or the volume from the left
and right speakers is unbalanced.
Amplifier
There is an abrupt loss of sound
from one or both of the speakers,
and the PROTECTOR indicator
flickers in the display window.
Connect the right speaker to the R
SPEAKER terminals and the left
speaker to the L SPEAKER terminals.
Connect the speaker with the correct
@® © polarities.
Sound transmitted from the speakers
is reversed.
The speakers are not connected
correctly.
There is lack of bass sound or the The speaker is connected with the
instrument position is not obscure. reversed polarities.
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