Motorola DCH100 User Manual page 30

6 TROUBLESHOOTING
Problem
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
•
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).
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