Sony CTR-K790, Operating Instructions Manual

Page: 54 / 60

54 US
There is no sound from one of the front
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
component may not be connected to the
receiver correctly. Check that all the cords
are fully inserted into the jacks on both the
receiver and the component. If both
channels are output from the headphones,
the front speaker may not be connected to
the receiver correctly. Check the
connection of the front speaker which is
not outputting any sound.
• Make sure you have connected to both the
L and R jacks of an analog component, and
not only to either the L or R jack. Use an
audio cord (not supplied).
The left and right sounds are
unbalanced or reversed.
• Check that the speakers and components
are connected correctly and securely.
• Adjust the balance parameters using the
LEVEL menu.
There is severe hum or noise.
• Check that the speakers and components
are connected securely.
• Check that the connecting cords are away
from a transformer or motor, and at least
10 feet away from a TV set or fluorescent
light.
• Move your audio components away from
the TV.
• The plugs and jacks are dirty. Wipe them
with a cloth slightly moistened with
alcohol.
There is severe hum, interrupted noise
or distortion from component
connected to the VIDEO 1 IN/
PORTABLE AUDIO IN/AUTO CAL MIC
jack on the front panel of this receiver.
• Check that the components are connected
securely.
• Check that the cord used for the
connection is fully inserted into the jack on
both the receiver and the component.
• This is not a malfunction and will depend
on the connected component.
There is no sound, or only a very low-
level sound is heard from the center/
surround speakers.
• Select a CINEMA STUDIO EX mode
(page 41).
• Adjust the speaker level (page 25).
There is no sound from the sub woofer.
• Check that the sub woofer is connected
correctly and securely.
The surround effect cannot be
obtained.
• Make sure the sound field function is on
(press MOVIE, or MUSIC).
• Sound fields do not function for signals
with a sampling frequency of more than
48 kHz.
Dolby Digital or DTS Multi Channel
sound is not reproduced.
• Check that the DVD, etc. you are playing
is recorded in Dolby Digital or DTS
format.
• When connecting the DVD player, etc. to
the digital input jacks of this receiver,
check the audio setting (settings for the
audio output) of the connected component.
There is no picture on the TV screen or
monitor.
• Make sure you have connected the video
output of your video component to the TV.