AT&T U-verse VIP2200, Руководство по установке, Страница: 19 / 24

Problem Possible Solution
There is no audio
when viewing TV
channels. Verify that the Mute button on the remote control has not been
pressed. Press Mute on the remote control to restore sound.
If the TV receiver audio output is connected to the TV, verify
that the Mute button on the TV has not been pressed.
If the TV receiver audio output is connected to a home theater
receiver, verify that the home theater receiver is set to the
appropriate input source and its Mute button has not been
pressed.
Verify that you have the correct cables for the audio ports.
Verify that the audio cables are firmly connected between the
TV receiver and the audio playback device (TV, home theater
receiver, etc.).
There is no audio
from the center and/
or surround speakers
of a home theater
receiver connected to
the TV receiver. Not all Dolby Digital programs feature full 5.1 surround sound.
In some cases, the programs may only contain left and right
stereo audio.
Verify that the Optical S/PDIF cable is firmly connected to the
TV receiver and the home theater receiver.
Verify that the home theater receiver is set to a surround
sound audio mode (Dolby Digital, Dolby Pro Logic® II, Dolby
Pro Logic).
Verify that the home theater receiver is properly configured to
work with all connected speakers.
Troubleshooting
VIP2200 Series High-Definition U-verse Receiver Installation Manual 13