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Lenovo Legion Y520-15IKBN component name

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    Lenovo Legion Y520-15IKBN component name

    I have component missing from the laptop board dy512 ns-b191.

    Does anyone know the name of the component?
    Attached Files
    Last edited by asdas09; 08-18-2023, 06:06 PM.

    #2
    Re: Lenovo Legion Y520-15IKBN component name

    You can replace it with an inductor or connect directly. pin 24 on the ic is vcc

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      #3
      Re: Lenovo Legion Y520-15IKBN component name

      Originally posted by fauzanmint View Post
      You can replace it with an inductor or connect directly. pin 24 on the ic is vcc
      Inductor part number? I am a beginner with laptop board repair.

      Comment


        #4
        Re: Lenovo Legion Y520-15IKBN component name

        Carefully solder a piece of wire across the 2 pcb pads. The missing part is to reduce noise on the power rail. Not an important part, if it is bypassed with a piece of wire. Be sure the wire is only across the shiny solder pads where this part used to be soldered and not shorted to other nearby parts.

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          #5
          Re: Lenovo Legion Y520-15IKBN component name

          Originally posted by asdas09 View Post
          Inductor part number? I am a beginner with laptop board repair.
          The value is likely indicated by the three color dots, can you post what they are? The value is likely in (nH) nano henry

          Or just replace it as suggested with a wire
          Attached Files
          Last edited by R_J; 08-19-2023, 10:47 AM.

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            #6
            Re: Lenovo Legion Y520-15IKBN component name

            The part number could be NLC252018T-2R2J-N .Attached picture is a snippet from the LCFC NM-A272 schematic.Have checked some others as well and they all have a 2.2UH inductor attached to the Realtek 8111GUL chip,pin 24.

            https://www.lcsc.com/product-detail/...N_C285674.html
            Attached Files
            Last edited by SMDFlea; 08-19-2023, 02:15 PM.
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