Closed caption and PIP malfunctions sometimes do things like this.
GemStar module also has been known for a variety of ills.


In article , steveosmith@hotmail-
dot-com.no-spam.invalid says...
This seems to be a pretty technical forum, I hope this isn't too
simplistic of a question.

My big-screen RCA TV suddenly displays just a black screen. Sound's
OK. I've tried different inputs, both satellite and DVD, in three
different input options - co-axial cable, RCA jacks (in video 1 and
video 2 input jacks), but to no avail.