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Appendix
Appendix
Troubleshooting
Before calling a service technician, please check the following table for a possible cause of the problem and some solutions.
Problem 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.
• This TV will not accept or display 480p or 720p progressive scan
signals or 1080i interlaced high-definition signals through its
ColorStream inputs. Switch the other device’s output to 480i interlaced
mode first (see page 9).
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. Press the MTS button on the
remote control until STEREO (or MONO) mode is active.
Poor sound, picture OK • The station may have broadcast difficulties. Try another channel.
• The MTS feature may be in SAP mode. Press the MTS button on the
remote control until STEREO (or MONO) mode is active.
Poor picture, sound OK • Check the antenna connections.
• The station may have broadcast difficulties. Try another channel.
• Adjust the PICTURE menu.
• This TV will not accept or display 480p or 720p progressive scan
signals or 1080i interlaced high-definition signals through its
ColorStream inputs. Switch the other device’s output to 480i interlaced
mode first (see page 9).
Poor reception of broadcast channels • The station may have broadcast difficulties. Try another channel.
• Check the antenna connections.
• If you are using a VCR, 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, Video3 and ColorStream) 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 • Repeatedly press CAP/TEXT to turn off the Closed Caption Text mode.
No stereo or SAP sound from a • Make sure the MTS feature is set properly.
known MTS broadcast
The V-Chip PIN code does not work • Change or reset your PIN code (pages 18 and 19).
(U.S. V-Chip system only)
The remote control does not operate • Make sure the TV/VCR/DVD/CABLE mode is set properly.
• Remove all obstructions between the remote control and the TV.
• The remote control batteries may be dead. Replace the batteries.
3M71101A[E] P29-BACK 1/6/04, 2:51 PM32