Motorola DCH200 User Manual page 29

6 TROUBLESHOOTING
Problem
There is no
audio from the
center and/or
surround
speakers of a
home theater
receiver
connected to
the DCH
receiver.
There is no
video on the TV
screen.
No closed
captions
display.
There are black
bars to the right
and left of the
picture.
There are black
bars above and
below the
picture.
Possible Solutions
• Not all Dolby Digital
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
• Verify that the receiver is properly configured to
work with all connected speakers.
• Verify that the TV is powered on and set to the
appropriate input source for the DCH receiver.
• Verify that the DCH receiver is powered on and
tuned to an authorized cable channel.
• Verify that all video cables between the DCH
receiver and the TV are firmly connected.
• Verify that the coaxial cable feed is firmly
connected to the DCH receiver and the wall jack.
• If the DCH receiver video output is connected to
a home theater unit, verify that the home theater
unit is powered on and set to the appropriate
input source.
• Verify that closed captions are enabled on the TV.
• Closed captioning may not be available on the
current program.
• Wide-screen TVs display 4:3 programs in this
format unless set to Stretch (see your TV manual
for information about stretching 4:3 video).
• Some SD programs are broadcast in the
letterbox format with black bars above and below
the picture. Some wide-screens TVs offer a zoom
feature that may be able to remove the black
bars (see your TV manual for information about
zooming 4:3 video).
®
programs feature full 5.1
, Dolby Pro Logic
19
®
).