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Chinese TV looking for Transformer SYEFD25-T001 in Board TP.MS608.P82

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    Chinese TV looking for Transformer SYEFD25-T001 in Board TP.MS608.P82

    Hello Friends
    I need a schema for that transformer SYEFD25-T001
    Also, link where to buy it
    I couldn't find this at all
    Please look at the added photos.

    Thanks for the help!
    atari
    Attached Files

    #2
    Re: Chinese TV looking for Transformer SYEFD25-T001 in Board TP.MS608.P82

    Can we see good clear straight shot pictures of the whole top and bottom side of the board?
    What is wrong with the transformer? burnt?
    Never stop learning
    Basic LCD TV and Monitor troubleshooting guides.
    http://www.badcaps.net/forum/showthr...956#post305956

    Voltage Regulator (LDO) testing:
    http://www.badcaps.net/forum/showthr...999#post300999

    Inverter testing using old CFL:
    http://www.badcaps.net/forum/showthr...er+testing+cfl

    Tear down pictures : Hit the ">" Show Albums and stories" on the left side
    http://s807.photobucket.com/user/budm/library/

    TV Factory reset codes listing:
    http://www.badcaps.net/forum/showthread.php?t=24809

    Comment


      #3
      Re: Chinese TV looking for Transformer SYEFD25-T001 in Board TP.MS608.P82

      I suspect the transformer is bad and I don't have a schema.

      This transformer have got in one pin more than 600V on primary side and after that all the components have 0V. (Secondary has 0V)
      All the area around the primary side has high voltage more than 600v.
      Attached Files
      Last edited by atari1968; 03-19-2020, 08:23 AM.

      Comment


        #4
        Re: Chinese TV looking for Transformer SYEFD25-T001 in Board TP.MS608.P82

        Faulty PFC circuit.

        Comment


          #5
          Re: Chinese TV looking for Transformer SYEFD25-T001 in Board TP.MS608.P82

          You are not using the proper ground to measure the voltages. you need to use hot ground to check voltages in the primary.
          Check the voltage ACROSS the large elec. cap. in the primary, then use the negative lead of that capacitor for all other voltage checks on the primary side.
          Last edited by R_J; 03-19-2020, 12:57 PM.

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