Set-Top Box User Guide

6 TROUBLESHOOTING
19
Problem Possible Solutions
There is no audio
when viewing
cable 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 DCH receiver audio output is
connected to the TV, verify that the Mute
button on the TV has not been pressed.
• If the DCH receiver audio output is
connected to a home theater receiver,
verify that the receiver is set to the
appropriate input source and the Mute
button on the receiver has not been
pressed.
• Verify that you have the correct cables for
the audio connections.
• Verify that the audio cables are firmly
connected between the DCH receiver and
the audio playback device (TV, receiver,
DVD player, etc.).
There is no audio
from the center
and/or surround
speakers of a
home theater
receiver
connected to the
DCH 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 S/PDIF cable (coaxial or
optical) is firmly connected to the DCH
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 receiver is properly
configured to work with all connected
speakers.