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LG 42PQ200 Plasma has image traces only in some places on the screen

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    LG 42PQ200 Plasma has image traces only in some places on the screen

    Producer -LG
    Model No / 42PQ2000
    Chassis / PD92A
    Main board / EAX57566204
    Y-SYS Board -42G2A-YSUS
    Z-SYS Board -42G2A_Z
    Plasma Display / Panel -PDP42G2 ####
    Hello all electronics lovers, this is my first post.
    I have a problem with one LG Plasma, which is the following:
    The LG 42PQ200 Plasma has image traces only in some places on the screen
    Fault description and description of actions taken and measurements on the appliance -
    The mistake is, as I said in the introduction (there are traces of the image only in some places), if I was able to describe it well in words, and here is a picture attached.
    Volts Vs, Va, 5V, ok, and voltage 15v is 16,8V but I guess it's within tolerance limits
    Nothing is blown to either the Y or the Z board, there are tons of responding to remote controls but pictures only in some places (if those bright scattered pieces on a black background can be called a picture)
    Where to look for a bug?
    Thank you
    Attached Files

    #2
    Re: LG 42PQ200 Plasma has image traces only in some places on the screen

    Post a picture of the white label on the plasma panel, the entire back of the TV, and one of the ZSUS board. This is almost certainly a ZSUS problem.

    Comment


      #3
      Re: LG 42PQ200 Plasma has image traces only in some places on the screen

      Sorry, I didn't say I already tried the correct z-sus board.
      The same goes for the other z-plate.
      It's the only plate I could get to try.
      Is it possible that the problem is in the control board or the plasma panel itself?

      Comment


        #4
        Re: LG 42PQ200 Plasma has image traces only in some places on the screen

        Highly doubtful in my opinion that it's anything other than a ZSUS problem. You can wait for others to chime in but from my experience with similar models, that's my best guess.

        Comment


          #5
          Re: LG 42PQ200 Plasma has image traces only in some places on the screen

          Z sus faulty

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