Sony STR-GX900ES - Manual (Page 40)

Troubleshooting
Before proceeding through the list below, first check the connections and the procedures
outlined in the manual.
Should any problem persist after you have checked the following items, consult your nearest
Sony dealer.
Problem Cause Solution
FM stations cannot be located with
Automatic Tuning. The signal strength of fhe stations is too
weak. Press LEVEL to set the receiving signal
level to low.
Check the antenna connection.
The STEREO indicator flickers or does not
appear when receiving stereo programs. The FM station is very weak or noisy. Adjust the antenna or connect an external
FM antenna.
Press FM MODE to set to MONO
(monaural) mode.
AM stations cannot be tuned in with
Automatic Tuning.
The AM tuning interval is set incorrectly. Change the tuning interval according to the
AM frequency allocation system of your
country. (See page 43)
The signal strength of the station is too
weak for Automatic Tuning. Adjust the antenna.
Directly tune in the stations.
(See page 16)
Stations cannot be tuned in by pressing
PRESET TUNING +/-. No stations hav'e been preset. Preset the stations. (See page 17)
souiid is heard e\ en if you adjust
\'OI.LA!E.
The speaker or prc>gram source component
is not connected correctly. Connect the component correctly.
The SI^EAKERS selector is not set correctly. Set the selector correctly. (See page 12)
TAPE has been pressed for a program
source other than tape deck. (The indicator
is lit.)
Press the button so that the indicator goes
off.
A wrong function selector has been pressed. Press the correct FUNCTION button.
The volume controls on the separate
amplifiers are set to a low level when the
power swap connections are performed Set the volume controls on the separate
amplifiers to the maximum position and
then adjust the volume on the receiver.
For VCR's: The function switch on the VCR
is not set correctly. Check and set it correctly.
-No sound or sound at very low level is
heard from rear speakers. SOUND FIELD function is turned off. Press SOUND FIELD ON/OFF to turn on
the function.
The CENTER MODE button is set to 3 CH
LOGIC.
Set it to WIDE, PHANTOM or NORMAL
according to your speaker system.
Sound is heard only at a very low volume. MUTING has been pressed. (The MUTING
indicator is lit.) Press the button so that the indicator goes
off.
One channel does not transmit audio, or the
volume from the left and right speakers is
unbalanced. The BALANCE control is not set properly. Adjust the BALANCE control.
The speaker or program source is not
connected correctly. Check and properly connect the
component.
There is an abrupt loss of sound from
one or both of the speakers, and the
Id-iOTECTOR indicator flickers in the
disp!a\’ window.
A short-circuit problem activates the
protective circuit. Turn off the unit, check the speaker cord
connections and turn on the power again. If
there is no short-circuit problem, consult
your nearest Sony dealer.
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