Sony STR-D315 - Manual (Page 15)

Chapter 4 Other Information
Troubleshooting Guide
Before proceeding through the check list 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 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 antenna 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 17)
The signal strength of the station is too
weak for Automatic Tuning. Adjust the antenna.
Directly tune in the stations.
(See page 12)
No stations can be tuned in with scan
tuning.
No stations have been preset. Preset the stations. (See page 14)
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 systenas are properly
connected.
A wrong function selector has been
pressed. Press the correct function selector.
There is an abrupt loss of sound from
one or both of the speakers, or
PROTECT appears in the display. A shortprotective circuit. Turn off the unit, eliminate the short-
circuit problem and turn on the power
again. If there is no short-circuit
problem, consult your nearest Sony
dealer.
Sound is heard only at a very low
volume. MUTING has been pressed. (The
muting indicator is lit.) Press the button to cancel the muting
function.
Sound is heard only from one channel,
or the volume from the left and right
speakers is unbalanced. The BALANCE control is not set
appropriately. Adjust the BALANCE control.
The speaker or program source is not
connected correctly. Check and properly connect the
equipment.
Sound from the speakers is reversed. The speakers are not connected
correctly. Connect the right speaker to the R
SPEAKER terminals and the left
speaker to the L SPEAKER terminals.
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