Sony HT-9900M - Manual (Page 53)

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950DP\J9050000_25497361215950DPUS\2549736121\US09ADD_HT-5950DP-CA.fm]
53 US
Model name [HT-5950DP/HT-6900DP/HT-9900M/HT-9950M]
[2-549-736-12(1)]
If you experience any of the following
difficulties while using the receiver, use this
troubleshooting guide to help you remedy the
problem.
There is no sound or only a very low-level
sound no matter which component is
selected.
• Check that the speakers and components are
connected correctly and securely.
• Check that both the receiver and all components
are turned on.
• Check that you have selected the correct
component on the receiver.
• Check that MASTER VOLUME –/+ is not set at
“VOL MIN”.
• Check that the SPEAKERS (OFF/A/B/A+B)* or
SPEAKERS (ON/OFF)** is not set to off
(page 41).
• Check that the headphones are not connected.
• Press MUTING on the remote to cancel the
muting function.
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. 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.
There is no sound from analog 2 channel
sources.
• Check that the INPUT MODE is not set to
“COAX IN” or “OPT IN” (page 35).
• Check that you have not selected MULTI CH IN
function.*
There is no sound from digital sources (from
COAXIAL or OPTICAL input jack).
• Check that the INPUT MODE is not set to
“ANALOG” (page 35). Check that the INPUT
MODE is not set to “COAX IN” for the sources
from OPTICAL input jack, or set to “OPT IN” for
the sources from COAXIAL input jack.
• Check that you have not selected MULTI CH IN
function.*
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 (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 no sound from the surround back
speakers.
• Some discs have no Dolby Digital EX flag even
though the packages have Dolby Digital EX
logos. In this case, select “SB ON” (page 38).
There is no sound or only a very low-level
sound is heard from the center/surround/
surround back speakers.
• Select the CINEMA STUDIO EX mode
(page 31).
• Adjust the speaker level (page 22).
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 the signals with a
sampling frequency of more than 48 kHz.
* HT-9950M, HT-9900M and HT-6900DP only.
** HT-5950DP only.
Troubleshooting
continued
US01COV_HT-5950DP-CA.book Page 53 Monday, April 11, 2005 11:37 AM