Re: U2312HM will not turn on

Thanks RJ. I tried connecting the signal board from bad monitor 1 to the good power board of bad monitor 2 and when I started it up the display had a 2 images side by side and the colors / resolution were messed up. I think something else is wrong w/ the monitor 1 signal board beyond that bad voltage regulator also.
I'll try replacing that vcc cap.

I was able to replace the bad 3.3V voltage regulator I301 on bad monitor #2 and it is working as expected now. [url]https://youtu.be/tQVnBMDsqio[/url]Re: U2312HM will not turn on

I have 2 Dell U2312HM that won't turn on anymore. Both are completely unresponsive. The power went out a few months ago and took 1 monitor out, yesterday the power went out again and took the other out.

I have taken 1 monitor apart and replaced some components on the signal board:
[LIST][*]I301 (5V to 3.3V regulator but had 0V out) [*]all the electrolytic caps on the Signal board. [/LIST]

When I supply external DC power supply 5V to I301, I get a constant 3.3V out. When I check the 5V pin of the Power Board when the Signal Board is disconnected I also get...

Re: New Members - please post your introductions here

Hi Everyone, just joined and looking to fix some monitors that went bad