need help with l340-15api .... fg 542 fg 543 fg 742 nm-c101

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  • Yaseriv
    New Member
    • Jan 2022
    • 3
    • Peru

    #1

    need help with l340-15api .... fg 542 fg 543 fg 742 nm-c101

    My laptop lenovo turns on normal but there is no blacklight background looks dark the image, I measured the voltages of the screen and everything is fine except for 19v to activate the blacklight
  • kofe
    Member
    • Sep 2013
    • 32
    • Estonia

    #2
    Re: need help with l340-15api .... fg 542 fg 543 fg 742 nm-c101

    check fuses near LCD connector

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    • infosel
      New Member
      • Jan 2022
      • 3
      • espaƱa

      #3
      Re: need help with l340-15api .... fg 542 fg 543 fg 742 nm-c101

      I need schematic for " fg542 fg543 fg742 nm-c101 rev:1.0 " board. I have two resistors sufated that must be replaced, but i dont know they value. I add pics for if anybody can say me this valors or can share the schematic. Thanks.







      https://drive.google.com/file/d/1HDP...ew?usp=sharing

      https://drive.google.com/file/d/1__E...ew?usp=sharing

      https://drive.google.com/file/d/1uSP...ew?usp=sharing

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      • Motkom
        New Member
        • May 2019
        • 1
        • United Kingdom

        #4
        Re: need help with l340-15api .... fg 542 fg 543 fg 742 nm-c101

        Schematic
        Attached Files

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        • AL._.EX
          Badcaps Veteran
          • Dec 2022
          • 872
          • Belarus

          #5
          Re: need help with l340-15api .... fg 542 fg 543 fg 742 nm-c101

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