Samsung qe55q7fam picture issue after a few mins

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  • adam brown
    New Member
    • Jun 2024
    • 5
    • United kingdom

    #1

    Samsung qe55q7fam picture issue after a few mins

    Hi my samsung tv comes on fine the after a minute or two the picture goes like attached any ideas?
  • Davi.p
    Hobbist Tech
    • Sep 2009
    • 4326
    • Italy - Milan

    #2
    post a photo of main board or its bn41 code, better to read my sticky post before

    Comment

    • adamp91gvm
      Badcaps Veteran
      • Jan 2014
      • 699
      • uk

      #3
      Hi sorry it's taken so long to reply I've been working away
      Attached Files

      Comment

      • Davi.p
        Hobbist Tech
        • Sep 2009
        • 4326
        • Italy - Milan

        #4
        has it a separate tcon? i think yes, if so i would get a replacement one, only from cracked panel

        Comment

        • adam brown
          New Member
          • Jun 2024
          • 5
          • United kingdom

          #5
          Hi no its a av board/tcon all in one on these

          Comment

          • lotas
            Badcaps Legend
            • Jan 2016
            • 4595
            • Russia

            #6
            All modern Samsung TVs (4K) have T-CON built into the motherboard.

            Comment

            • Davi.p
              Hobbist Tech
              • Sep 2009
              • 4326
              • Italy - Milan

              #7
              So there is an internal main board and external one, then i would change internal one.. bye..

              Comment

              • adam brown
                New Member
                • Jun 2024
                • 5
                • United kingdom

                #8
                Apparently this is a common issue on these screens has anyone ever fixed them

                Comment

                • Diah
                  Badcaps Legend
                  • Feb 2013
                  • 6365
                  • Germany

                  #9
                  Originally posted by adam brown
                  Apparently this is a common issue on these screens has anyone ever fixed them
                  who said that.. there are different panel connection with MB.. some with 4 ribbon,, other with only 2 and the last with 6 ribbon... so show you boards inside to see what you have... and did you disconnect the U ribbon on buffer boards left and right a time to see 3/4 picture?

                  Comment

                  • EazyBone
                    Badcaps Legend
                    • Jun 2023
                    • 1324
                    • United states

                    #10
                    Originally posted by lotas
                    All modern Samsung TVs (4K) have T-CON built into the motherboard.
                    Not all. I found at least one B4

                    https://www.shopjimmy.com/samsung-bn...b-t-con-board/

                    Comment

                    • lotas
                      Badcaps Legend
                      • Jan 2016
                      • 4595
                      • Russia

                      #11
                      Originally posted by EazyBone
                      Yes, but they already come with a very large panel diagonal... such t-con no longer fit on the motherboard.

                      Comment

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