Hello everyone. My monitor started acting up at maximum brightness last week. When I turn it down to 20% or less, it can stay on with no issues.

I opened it up and tried flipping the jumper from 7.5 to 8A, but it made no difference. Even though the caps looked fine, I replaced all but the largest with good capacitors. I turned it on, and it did the same thing. When it's cold, I can get a picture for up to a minute. During that minute there is occasional flickering before it's black. After that, it's 2-3 seconds and it's black. I also should note that I tried hooking up a spare...

Re: Emerson LC401EM2F

Thanks. I tried them all and no joy.

Re: Emerson LC401EM2F

Thanks for the replies. I did check that link and that very diode appears to be faulty on mine as well. I found several others near that relay that are also bad. It may have been hit with a power surge. It was turned off and nobody was present, but there were storms in the area.

I'll post some pictures as soon as I'm able - likely first thing in the morning.



Looks like, per shopjimmy.com, that this model's power board is also used in:

MAGNAVOX 40MF401B/F7
PHILIPS / FUNAI CLC401EM2F
...

Hello. I have an Emerson 40" LCD TV that stopped working. I removed the back panel and noticed the 8A 250V fuse near the AC input was open. I'm pretty familiar with working on computers (replacing caps, power jacks, etc.) but I know little about TVs.

I can simply replace the fuse, but I'd rather check around and make sure everything is good before I put power to it again. All the caps look fine, no signs of damage visually.

I saw a Youtube video where someone had the same problem. He determined, without saying exactly how, it was on the AC side. Then he determined...