Sony HT-DDW750 - Manual (Page 45)

Additional Information
HT-DDW750 4-244-183-12(1) GB
45
GB
There is no sound from a specific component.
• Check that the component is connected correctly
to the audio input jacks for that component.
• Check that the cord(s) used for the connection is
(are) fully inserted into the jacks on both the
receiver and the component.
• Check that you have selected the correct
component on the receiver.
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
(page 20).
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.
The left and right sounds are unbalanced or
reversed.
• Check that the speakers and components are
connected correctly and securely.
• Adjust balance parameters in 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 meters away
from a TV set or fluorescent light.
• Move your TV away from the audio components.
• 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 or/and surround
speaker.
• Make sure the sound field function is on (press
MOVIE or MUSIC).
• Select a sound field containing the word
“C.ST.EX” (pages 23).
• Adjust the speaker level (page 18).
• Make sure the center or/and surround speaker
size parameter is set to either “SMALL” or
“LARGE” (page 17).
continued
There is no sound from the active sub woofer.
• Check that the sub woofer is connected correctly
and securely.
• There is no sound output from the SUB
WOOFER terminal depending on the sound field
(back page).
The surround effect cannot be obtained.
Make sure the sound field function is on (press
MOVIE or MUSIC).
Dolby Digital or DTS multi channel sound is not
reproduced.
• Check that the playing DVD, etc. 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.
Recording cannot be done.
• Check that the components are connected
correctly.
• Select the source component with input selector
button.
• Make sure that INPUT MODE is set to
“ANALOG” (page 20) before recording from a
digital component connected to the analog
MD/TAPE terminals.
The FM reception is poor.
Use a 75-ohm coaxial cable (not supplied) to
connect the receiver to an outdoor FM antenna as
shown below. If you connect the receiver to an
outdoor antenna, ground it against lightning. To
prevent a gas explosion, do not connect the ground
wire to a gas pipe.
Outdoor FM antenna
Receiver
Ground wire
(not supplied)
To ground
y
AM
FM
75 Ω
COAXIAL
ANTENNA
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