Working on this TV for my son, it's got a black line running down one side of the screen (picture attached). The line appears to run in front of the menu/display otherwise the picture is perfect. From a bit of reading it sounds like a buffer board might be bad but would love some help with figuring out what to fix/replace.

When we took the back off and dug around we did find one cable running from the Y-sus board to the panel that appeared to have some damage. I've attached a not very good picture but there appear to be two pin holes in the cable along with one corner that was bent...

Re: Samsung PN51E6500EF Replaced logic and XYM board, no love...

Thanks for all the help. Was able to return the bad main board and get another. Popped that in this evening, fired it up, and was watching TV soon after.

Wife is a happy camper. :-)

Re: Samsung PN51E6500EF Replaced logic and XYM board, no love...

Was able to figure it out today and the test patterns look perfect. Next step is to find another main board right?

Re: Samsung PN51E6500EF Replaced logic and XYM board, no love...

I have not. Any advice on how to do that? I've read a couple of different things and not sure which one to proceed with.

This TV has me stumped. Initially it just started powering on and off constantly. I figured (had some issues previously and most of the HDMI ports had failed) that was the logic board (BN94-04644C/97-05181C) and replaced it. That fixed the power on/off problem. The green LED blinks once per second, etc.

Unfortunately the display came up all distorted and strange. After a second or two it would fade to almost black to the point where the setup menu (from the new logic board) wasn't legible. After a good bit of reading it appeared that was caused by a bad X sustain. This TV seems...

Re: New Members - please post your introductions here

Hey folks, first post. I've got a 51" Samsung plasma that's driving me crazy. Will post a new thread and pictures once I'm permitted.

BTW, long time techie. Looking forward to learning from this forum.