Owner's Manual

50
Troubleshooting
If you have any trouble using the NVS-7.7, look
for a solution in this section.
Note that the trouble may be due to another of
your components, so refer to your other instruc-
tion manuals as well while troubleshooting.
Can’t turn on the NVS-7.7
• Make sure that the power cord is plugged into
the wall outlet properly.
• Unplug the power cord from the wall outlet,
wait 5 seconds or more, then plug it in again.
There is no sound or it’s very quiet
• Make sure that all audio connecting plugs are
pushed in all the way.
• Make sure the volume isn’t turned down all
the way.
• If the Mute indicator is shown on the display,
press the remote controller’s [MUTE] button
to unmute the NVS-7.7.
• When the S/PDIF settings in Media Center
and PowerDVD are both on, nothing is output
by the analog outputs when a Dolby Digital or
DTS soundtrack is played (page 38).
There is no digital output
• On the SigmaTel Audio control panel >
Advanced tab, make sure Enable Digital
Output
is selected. If it’s not selected, digital
audio will not be output (page 43).
• Check if your AV receiver or TV supports
Dolby Digital and DTS. If it doesn’t, in Media
Center >
Settings > DVD > Audio , set Use
SPDIF
to Off . And, in PowerDVD > Config-
uration
> Audio , deselect Enable S/PDIF
(page 38).
•With some DVD-Audio discs, digital audio is
not output.
Analog multichannel audio doesn’t play-
back correctly
• On the SigmaTel Audio control panel >
Speaker Test tab, make sure the Speaker
Configuration
setting matches your speakers
(7.1 Speakers or 5.1 Speakers) (page 39).
• The
Speaker Setup on the Windows
®
Sounds, Speech, and Audio Devices control
panel >
Sounds and Audio Devices > Volume
tab >
Speaker Settings > Advanced > Speak-
ers
tab > have no effect on the NVS-7.7. Like-
wise, the Media Center >
Settings > General
>
Media Center Setup > Set Up Your
Speakers
settings have no effect on the
NVS-7.7. For multichannel speaker settings,
use the
SigmaTel Audio control panel
(page 39).
The following table shows which output to use and how to set the S/PDIF digital output settings based
on your application. The
Enable Digital Output check box on the SigmaTel Audio control panel
should always be selected.
Power
Audio
Application Output jack
Media Center and
PowerDVD
S/PDIF settings
Audio outputs
Digital Analog
Simple digital
connection
If your AV receiver
supports Dolby
Digital and DTS
COAXIAL or
OPTICAL DIGI-
TAL AUDIO OUT
Set to ON
Dolby Digital and
DTS are output as
they are. Other
sources are out-
put as PCM.
Dolby Digital and
DTS sources are
not output. Other
sources are out-
put.
If your AV receiver
or TV doesn’t sup-
port Dolby Digital
and DTS
OFF (default)
All sources are
output as PCM
All source output
For multichannel DVD-Audio play-
back
7.1CH AUDIO
OUT
For 2-channel pure audio playback
with the best sound quality
2CH AUDIO OUT
(VLSC)
NVS-7.7 Hard.book Page 50 Monday, April 17, 2006 9:56 AM