64
(E) 42HP83
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.
No sound, picture OK • The sound may be muted. Press VOLUME.
• The station may have broadcast difficulties. Try another channel.
• Check that the SPEAKERS function in AUDIO menu is set properly.
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 VCR, make sure the TV/VCR button is set
correctly.
Cannot receive above channel 13 • Make sure the TV/CABLE switch is set to the mode that
corresponds with the signal source type (cable company or outside
antenna).
Black box appears on the screen • The closed caption feature may be set to one of the Text modes (T1,
T2, T3, or T4). Turn closed captioning OFF.
Unable to select a certain channel • The channel may be locked out with the CH LOCK feature, or
erased with the ADD/ERASE feature.
Multiple images • The station may have broadcast difficulties. Try another channel.
• Antenna reception may be poor. 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.
No stereo or SAP sound from a • Make sure the MTS feature is set properly.
known MTS broadcast
The front panel buttons do not operate • Check the FRONT PANEL LOCK feature.
The remote control does not operate • Check whether the appropriate device mode is selected.
• Remove all obstructions between the remote control and the remote
control sensor in the TV.
• The remote control batteries may be dead. Replace the batteries.
Cannot access signal input sources • Check the VIDEO LOCK feature.
(Video1, Video2, Video3,
ColorStream HD1/HD2, DVI/HDCP)
and/or Channels 3 and 4.