Sony STR-DH130 Operating Instructions Manual page 30

Troubleshooting
If you experience any of the following
difficulties while using the receiver, use this
troubleshooting guide to help you remedy the
problem. Should any problem persist, consult
your nearest Sony dealer. Note that if service
personnel changes some parts during repair,
these parts may be retained.
The receiver is turned off
automatically.
• "AUTO.STBY" is set to "STBY ON"
(page 27).
• The Sleep Timer function is working
(page 11 ).
There is no sound from one of the
speakers.
• Connect a pair of headphones to the
PHONES jack to verify that sound is
output from the headphones, If only one
channel is output from the headphones, the
equipment may not be connected to the
receiver correctly, Check that all the cords
are tully inserted into the jacks on both the
receiver and the equipment, If both
channels are output from the headphones,
the speaker may not be connected to the
receiver correctly, Check the connection of
the speaker which is not outputting any
sound,
• Make sure you have connected to both the
L and R jacks of an analog equipment,
analog equipment requires both L and R
jack connections, Use an audio cord (not
supplied),
There is no sound from a specific
equipment.
• Check that the equipment is connected
correctly to the audio input jacks for that
equipment.
• Check that the cord(s) used for the
connection is (are) tully inserted into the
jacks on both the receiver and the
equipment.
There is no sound, no matter which
equipment is selected, or only a very
low-level sound is heard.
• Check
that all connecting cords are
inserted to their inputloutput jacks for the
respective jacks of the receiver, speakers
and the equipment,
• Check that both the receiver and all
equipment are turned on,
• Check that MASTER VOLUME is not set
to "VOL MIN",
• Check that the SPEAKERS (OFF/A/B/
A+B) is not set to "OFF",
• Check that headphones are not connected,
• Press MUTING to cancel the muting
function,
• Try pressing the input button on the remote
control or turning INPUT SELECTOR on
the receiver to select the equipment of
your choice (page 20),
• The protective device on the receiver has
been activated, Turn off the receiver,
eliminate the short-circuit problem, and
turn on the power again,
There is severe hum or noise.
• Check that the speakers and equipment are
connected securely.
• Check that the connecting cords are away
from a transformer or motor, and at least
3 meters (10 feet) away from a TV set or
fluorescent light.
• Move your audio equipment away from
the TV.
• The plugs and jacks are dirty. Wipe them
with a cloth slightly moistened with
alcohol.
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