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I have a 65” Samsung tv model number un65j6200af and the power board is bad what other boards can I use

charnaildickison the power board for your Samsung is a BN44-00776A Power Supply / LED Board. there are no lists etc. of boards that might be compatible. You would have to find something with the same voltages, connectors and pinouts etc. as your board and this could prove difficult. I do know that this board is also being used in Samsung’s UN65H6203AFXZA. anytime you are running into boards that are out of stock with most service centers you know that this board essentially has plenty of faults. Only way is to try a score one by doing some deep online searches which could lead you to places like this. Of course you could also try and find somebody that can repair the board for you.

Looks like you need a BN44-00787A board. There is a repair kit for this https://www.ebay.com/itm/REPAIR-KIT-FOR-… or full boards listed on eBay https://www.ebay.com/sch/i.html?_from=R4