plasma tv LG model 50PS3000-ZB, Z SUS board EAX 55361501

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  • ANDRASONI LUCIAN
    Senior Member
    • May 2012
    • 56
    • Romania

    #1

    plasma tv LG model 50PS3000-ZB, Z SUS board EAX 55361501

    I need schematics diagram for this board because Ihave IC402 very burnt and I can'nt read his marked is some ISR2****.Image is very dark .Thanks,from Romania
    Attached Files
  • tom66
    EVs Rule
    • Apr 2011
    • 32560
    • UK

    #2
    Re: plasma tv LG model 50PS3000-ZB, Z SUS board EAX 55361501

    Sadly you won't find a service manual for these boards because they are not published by LG. What is the fault with your model?
    Please do not PM me with questions! Questions via PM will not be answered. Post on the forums instead!
    For service manual, schematic, boardview (board view), datasheet, cad - use our search.

    Comment

    • ANDRASONI LUCIAN
      Senior Member
      • May 2012
      • 56
      • Romania

      #3
      Re: plasma tv LG model 50PS3000-ZB, Z SUS board EAX 55361501

      Thanks for reply.Image is very dark sound OK.I have replace IC 402 with ISR21814, but i'm not sure if is the correct IC, because original IC is very burnt and I can'nt read the marked.

      Comment

      • tom66
        EVs Rule
        • Apr 2011
        • 32560
        • UK

        #4
        Re: plasma tv LG model 50PS3000-ZB, Z SUS board EAX 55361501

        That is the classic sign of a bad Z-sustain, so that board is likely at fault. Can you post a picture of the area the chip came from - it may be possible to make a guess/estimate of what component was used there.
        Please do not PM me with questions! Questions via PM will not be answered. Post on the forums instead!
        For service manual, schematic, boardview (board view), datasheet, cad - use our search.

        Comment

        • ANDRASONI LUCIAN
          Senior Member
          • May 2012
          • 56
          • Romania

          #5
          Re: plasma tv LG model 50PS3000-ZB, Z SUS board EAX 55361501

          I try this, IC402 is near diode D401, right down, thanks again very much you try to help me and scuse me if my english is not too good
          Attached Files
          Last edited by ANDRASONI LUCIAN; 06-15-2012, 10:11 AM.

          Comment

          • tom66
            EVs Rule
            • Apr 2011
            • 32560
            • UK

            #6
            Re: plasma tv LG model 50PS3000-ZB, Z SUS board EAX 55361501

            Your English is better than my Romanian!

            I can't really see the designations on that board - could you highlight the D401 component and the burnt IC in an image editor?
            Please do not PM me with questions! Questions via PM will not be answered. Post on the forums instead!
            For service manual, schematic, boardview (board view), datasheet, cad - use our search.

            Comment

            • ANDRASONI LUCIAN
              Senior Member
              • May 2012
              • 56
              • Romania

              #7
              Re: plasma tv LG model 50PS3000-ZB, Z SUS board EAX 55361501

              Yes i can...,thanks!
              Attached Files

              Comment

              • tom66
                EVs Rule
                • Apr 2011
                • 32560
                • UK

                #8
                Re: plasma tv LG model 50PS3000-ZB, Z SUS board EAX 55361501

                That chip is likely a gate driver IC. Does it connect in any way to the MOSFETs on the Z-sustain board?
                Please do not PM me with questions! Questions via PM will not be answered. Post on the forums instead!
                For service manual, schematic, boardview (board view), datasheet, cad - use our search.

                Comment

                • ANDRASONI LUCIAN
                  Senior Member
                  • May 2012
                  • 56
                  • Romania

                  #9
                  Re: plasma tv LG model 50PS3000-ZB, Z SUS board EAX 55361501

                  Yes, but i do'nt know the IC who i replace it is the correct IC , all service manuals who i find no contains Z sustain board, Ysustain board,POWER SUPPLY board and components list

                  Comment

                  • caryg
                    Member
                    • Aug 2009
                    • 36

                    #10
                    Re: plasma tv LG model 50PS3000-ZB, Z SUS board EAX 55361501

                    Probably too late for the O/P, but if anyone else has the same problem it's an IRS210614S
                    Attached Files

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