What is wrong when your television picture goes in and out and you have to bang the top for it to work?
[Edit]

Answer

It can be a "cold solder connection", a flaky switch, a dirty connector somewhere or a transistor can be getting ready to fail.

Improve Answer Discuss the question "What is wrong when your television picture goes in and out and you have to bang the top for it to work?" Watch Question

First answer by Redbeard. Last edit by Redbeard. Contributor trust: 1853 [recommend contributor]. Question popularity: 8 [recommend question]

Research your answer:

Answers.com > Wiki Answers > Categories > Technology > Consumer Electronics > Television and Video > What is wrong when your television picture goes in and out and you have to bang the top for it to work?