Sony STR-D515 - Manual (Page 19)

Troubleshooting Guide
Before proceeding through the check list below, examine the connections and tlie
procedures outlined in the manual.
Should any problem persist after you have checked the following items, consult your
nearest Sony dealer.
Problem Cause Solution
The STEREO indicator flickers or does
not appear when receiving stereo
programs. A very weak FM station or a noisy FM
program is received. Adjust the anteima or connect an
external FM antenna.
Press FM MODE to MONO mode.
No station can be tuned in by
Automatic Tuning operation. The AM tuning interval is set
incorrectly. (For U.S.A. and Canada
models.) Change the tuning interval according
to the AM frequency allocation system
of your country. (See page 21)
The signal strength of the station is too
weak for Automatic Tuning. Adjust the antenna.
Directly tune in the stations.
(See page 9)
No stations can be tuned in with scan
tuning.
No stations have been preset. Preset the stations. (See page 10)
No sound is heard even if you adjust
VOLUME. The speaker or program source
equipment is not connected correctly. Connect the equipment correctly.
The SPEAKERS A/B buttons are not
set correctly. Set the buttons correctly. If the A and
B buttons are both depressed, check
that both speaker systems are properly
connected.
A wrong function selector has been
pressed. Press the correct function selector.
No sound is heard from center
speaker. The PHANTOM mode is selected in
the CENTER MODE. Sound from the center speaker cannot
be heard in the PHANTOM mode.
Select another mode. (See page 16)
The level of the center speaker is very
low. Adjust the level of the center speaker
correctly. (See page 17)
The HALL or SIMULATED surround
mode is selected. Sound from the center speaker cannot
be heard in these modes. (See page 16)
No sound or sound at very low level is
heard from rear speakers. Surround function is turned off. Press SUR ON/OFF to turn on the
funchon.
The 3CH LOGIC mode is selected in
the CENTER MODE.
Sound from the rear speakers carmot
be heard in the 3CH LOGIC mode.
Select another mode. (See page 16)
The level of the rear speakers is very
low. Adjust the level of the rear speakers
correctly. (See page 17)
Monaural program source is played
back in DCDLBY surround mode. Select HALL or SIMULATED
surround mode.
Surround effect cannot be obtained. Surroimd circuit is turned off. Press SUR ON/OFF.
The unit is in a wrong mode. Press SUR MODE to set the
appropriate surround mode.
19