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Appendix

Troubleshooting

Before calling a service technician, please check the following table for a possible cause of the symptom and some solutions.

Symptom Solution

TV will not turn on •Make sure the power cord is plugged in, then press POWER.
•The remote control batteries may be dead. Replace the batteries.
No picture, no sound •Check the antenna/cable connections.
No sound, picture OK •The sound may be muted. Press VOLUME.
•The station may have broadcast difficulties. Try another
channel.
•The MTS feature may be in SAP mode. Select STR or MONO in the
MTS menu.
Poor sound, picture OK •The station may have broadcast difficulties. Try another channel.
•The MTS feature may be in SAP mode. Select STR or MONO in the
MTS menu.
Poor picture, sound OK •Check the antenna connections.
•The station may have broadcast difficulties. Try another channel.
•Adjust the PICTURE menu.
Poor reception of broadcast channels •The station may have broadcast difficulties. Try another channel.
•Check the antenna connections.
•If you are using a video input, make sure the TV/VCR button is set
correctly.
Cannot receive above channel 13 •Make sure TV/CABLE is set to CABLE mode.
Unable to select a certain channel •The channel may be blocked by the V-Chip feature or CH LOCK
feature, or erased with the add/erase feature.
Cannot access signal input sources (Video1, •Check the VIDEO LOCK feature.
Video2, ColorStream HD, HDMI and PC)
and/or Channels 3 and 4
Multiple images •The station may have broadcast difficulties. Try another channel.
•Use a highly directional outdoor antenna.
Poor color or no color •The station may have broadcast difficulties. Try another channel.
•Adjust the TINT and/or COLOR in the PICTURE menu.
•If you change the direction of the TV while it is turned on, the picture
could suffer from color shading. If so, turn off the TV and allow it to cool
for several hours before turning it on again.
Black box on screen •Select OFF in the Closed Caption menu to turn off the Closed Caption
Text mode.
No stereo or SAP sound from a •Make sure the MTS feature is set properly (AUDIO menu).
known MTS broadcast
The V-Chip password does not work •Change or reset your password.
(U.S. V-Chip system only)
The remote control does not operate •Make sure the TV • CBL/SAT • VCR • DVD mode is set properly.
•Remove all obstructions between the remote control and the TV.
•The remote control batteries may be dead. Replace the batteries.
The top panel buttons do not operate • Check the PANEL LOCK feature.
Appendix
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