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APPENDIX
Troubleshooting
Before you call a service technician, please scan this list of problems and possible solu-
tions. It may save you time and money.
A.1
Problem Possible Solution
Poor picture quality. Try another channel.
Adjust the antenna.
Check all wire connections.
Poor sound quality or no sound. Try another channel.
Adjust the antenna.
Make sure the “MUTE” button is off.
No picture or sound. Try another channel.
Make sure the Set-Top Box is plugged in.
Check the antenna connections.
No color or wrong colors. Make sure the program is broadcasted in color.
Picture rolls vertically. Adjust the antenna.
Check all wire connections.
Remote control failure. Press the “SELECT” button to put your remote
control into “DTV” mode.
Make sure the remote has batteries.
Set-Top Box won’t switch on. Make sure the wall outlet is working.
Make sure the remote has batteries.