53
GB
F:\Sony SEM HA\Data_DDW680\J9051833_2661459311DDW680_GB\2661459311\050AMP_HT-
DDW680_E51.fm
masterpage: Right
HT-DDW680
2-661-459-
31
(1)
Ad
diti
on
al
I
n
fo
rmatio
n
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).
There is no sound from analog 2
channel sources.
• Check that the INPUT MODE is not set to
“COAX IN” or “OPT IN” for the selected
input (page 47).
There is no sound from digital sources
(from COAXIAL or OPTICAL input jack).
• Check that the INPUT MODE is not set to
“ANALOG” (page 47). Check that the
INPUT MODE is not set to “COAX IN”
for the sources from the OPTICAL input
jack, or to “OPT IN” for the sources from
the COAXIAL input jack.
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
3 m 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 no sound, or only a very low-
level sound is heard from the center/
surround speakers.
• Select a CINEMA STUDIO EX mode
• Adjust the speaker level (page 23).
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.
continued
010COV_HT-DDW680_E51.book Page 53 Wednesday, January 18, 2006 10:55 AM