have your power supply board checked, there might be insufficient voltage reaching your horizontal deflection board, hope this help, thanks for using fixya!
The TV made a popping sound and then shut off, tried to turn it back on and it wouldn't at first and...
(More)
The TV made a popping sound and then shut off, tried to turn it back on and it wouldn't at first and then it did for about 4 hours. Turned it back on today and now just goes on and off by itself,
Recently purchased a new LCD HDTV and connected to HD Cable. Now the volume changes up and down...
(More)
Recently purchased a new LCD HDTV and connected to HD Cable. Now the volume changes up and down without changing it ourselves. It goes from faint to pretty loud.