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Same model different size switching main boards- problem

Posted: Thu Sep 10, 2020 4:03 pm
by Lindan
Hello everyone... this is my first post here but im reading samygo forum for some time.
So i have problem with changing main board.. I have issues with my main board so i bought another one which i tought it was the same but it is not..
my tv model UE50MU6172uxxh
and the main board i bought from is model UE43MU6172uxxh

I was reading that you need to do eeprom reset because those two main boards are a bit different but i really dont know how to do that.
If somebody can explain it if it is possible to make this one work..i can screenshot you both mainboards..thanks ahead..have a nice day

Re: Same model different size switching main boards- problem

Posted: Thu Sep 10, 2020 11:52 pm
by notengo13
Screenshot_20200911_005558.jpg

Re: Same model different size switching main boards- problem

Posted: Fri Sep 11, 2020 1:24 pm
by Lindan
yeah..but when i change the board i only have black screen and cant run any kind of option.. Can you explain it a bit.. I am appriciate it very much..

Re: Same model different size switching main boards- problem

Posted: Fri Sep 11, 2020 1:40 pm
by Lindan
119138100_416963282607312_3627742064998177577_n.jpg
119130729_374530143545248_4865069289036972718_n.jpg

Re: Same model different size switching main boards- problem

Posted: Fri Sep 11, 2020 9:49 pm
by notengo13
check service manual for some hints.
Samsung+UE40MU6122K+Chassis+UWU70.zip
Does the new board work. Maybe you have wrong connection on some cables check T-CON etc...

Re: Same model different size switching main boards- problem

Posted: Mon Sep 28, 2020 10:15 pm
by Lindan
It is working on ex tv..but not on mine.. I tried everything..changing every single cable..still not working..i dont understand why is not working..it is the same model of tv just other size..im going crazy.. i just cant find right model of main board on the whole internet..unbelieveble..thanks for effort