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LG 37LP1R-ZE,NO 5V IN THE MAINS

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    LG 37LP1R-ZE,NO 5V IN THE MAINS

    Model:37LP1R//37LP1R-ZE//37LP1R-ZE.ALEWLF
    Power supply(SMPS)-KNP-3371(IDTV6 & DCR)//KNP-3372 (Tornado)//REV:A 05. 3.21
    it is model:KNP-3372//6871TPT315B

    It has an 8-pin IC111 connected to a small transformer T101 in the network,
    which probably gives a voltage of 5V, but the IC is broken and I don't know the label.
    Please if anyone knows the IC111 marking or the schematic of this network.
    Thanks!

    #2

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      #3
      Manual there, I think the IC is there somewhere but it doesn't look like they are calling it IC111: https://elektrotanya.com/lg_ml-051a_...wnload.html#dl

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        #4
        Here is the schematic of the power supply board.
        Can I know which IC111 this is?
        Thanks!

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          #5
          Originally posted by JRade View Post
          Here is the schematic of the power supply board.
          Can I know which IC111 this is?
          Thanks!
          Look at these PWM pinouts...
          Attached Files
          Last edited by lotas; 02-08-2025, 06:40 AM.

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            #6
            I'm waiting for IC, I'll get back to you when I try it.

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