Re: Vizio GV42LHDTV No Digital Channels
Yes, I mentioned that in the post before yours. Maybe you didn't see it. But thanks for the confirmation....
Loudhvx
New Member
Last Activity: 05-20-2018, 11:37 AM
Joined: 05-15-2018
Location: Chicago
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Re: Vizio GV42LHDTV No Digital Channels
I can now post photos, so here they are. I also included photos of the regulator that "102mm" replaced in his video.
Cover over main board.
Main board exposed.
RF enclosure.
RF enclosure with lid popped off.
Don't adjust the inductor can (left of pot in photo). Only the tiny potentiometer.
Closeup of potentiometer (center of photo).
Don't adjust inductor (left side of photo).
Main board showing regulator marked...Last edited by Loudhvx; 05-16-2018, 04:34 PM.Leave a comment:
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Vizio VX37L Digital Channel Search Problem
These show the adjustment potentiometer I exercised to get the digital channel search to work. -
Re: Vizio GV42LHDTV No Digital Channels
Since I can't put up photos yet, I should mention, the potentiometer I exercised was a small metallic one, which appears like a small rivet or small screw-head. I don't think it would be recommended to exercise the variable inductors. They look like rectangular cans with a dark adjustment screw inside the middle. Those screws don't make direct electrical contact, so there would be no benefit to rotating those.Leave a comment:
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Re: Vizio GV42LHDTV No Digital Channels
I wanted to post several photos, but I guess I don't have permission to access my profile page yet.Leave a comment:
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Re: Vizio GV42LHDTV No Digital Channels
Hi, I realize this is a really old thread, but I thought I might be able to add some info to it.
First, I want to thank everyone else who posted here.
I am working on a Vizio VX37L. The tuner portion of the main board looks pretty much like the one on the GV42L. And I have the same problem. The autodetect completes the analog channel search, but does not even begin to search the digital channels. The progress bar does not turn yellow at all.
However, my problem is more intermittent in that it did...Leave a comment:
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