Re: Samsung SyncMaster 2493HM black screen with power

Somebody gave me also same lcd monitor. Just dark screen. There was only for logic board +5v. When you pres power button main supply +5v and 24v was coming and going.. I flow all the advices in this posts. I cleaned all slicon glues, changed all caps. But i had still same problem. Finally i found ic MC33067P pin10 flow this pin going to ZDTM801=TL431 ref ic. I changed 24v came. Now my monitor work perfect. Thanks for all hints.