Re: LG 42PC3D control board issue

Will do. Thanks

Re: LG 42PC3D control board issue

Anyone have experience with this issue in particular normal state of LED's D11-15 on the control board? Thanks, Warren

I've been working through an issue with my 42"LG. The initial symptom was that I had lost the picture but still had sound. I jumped on this forum and with some searching it looked like a Y or ZSUS board issue. I found an open fuse on the YSUS board but all looked good on the ZSUS. My other observation was that I got a sag in Vs (168Vdc) just before shutdown. I checked the power supply outputs and all were spot on otherwise. I sent the suspect board to Coppell for repair, but after re installation the same symptom remained. At this point I ordered a ZSUS board from Coppell and a buffer board....

Re: New Members - please post your introductions here

Hello everyone. I am a senior clinical engineering specialist at the Ohio State University Wexner Medical Center and have a degree in electronics technology with a focus in biomedical electronics. Into motorcycles and older Porsche's. So I'll cut to the chase and get to my problem. I have an LG 42PC3D which I purchased new in 2006. The set has been good to me until a few weeks ago when the screen went blank but the sound remained on. I traced the fault to the y-sus board (had a blown FS2 fuse) and sent it off to Coppell in TX...