Re: VIZIO E320VL Powers on then shuts off within a few seconds

Found this forum looking for an answer to the exact same problem as a Vizio VX37L. In case it helps, one of the suggestions by Vizio support (Joelle) in the post by "thein" worked.

I didn't want to repeat the entire quote as it's long, but here's what did it for me -
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"Joelle: Try this: With the TV off, press and hold the input button on the side of the TV for about 5 seconds. The TV should power on and the input list will appear."
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Just to clarify...