Need schematic and boardview for Latitude 7420 2-in-1

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  • trepachka
    Badcaps Veteran
    • Oct 2022
    • 429
    • United States

    #1

    Need schematic and boardview for Latitude 7420 2-in-1

    The screen on my Latitude 7420 2-in-1 went dim earlier today. I suspect it's backlight fuse. Can anyone post schematic and boardview for it? Thank you.
  • mon2
    Badcaps Legend
    • Dec 2019
    • 14250
    • Canada

    #2
    Re: Need schematic and boardview for Latitude 7420 2-in-1

    The surface mount fuse will likely be a white body part near the display connector.

    Post pics of the region for assistance.

    Comment

    • SMDFlea
      Super Moderator
      • Jan 2018
      • 20990
      • UK

      #3
      Re: Need schematic and boardview for Latitude 7420 2-in-1

      Originally posted by trepachka
      The screen on my Latitude 7420 2-in-1 went dim earlier today. I suspect it's backlight fuse. Can anyone post schematic and boardview for it? Thank you.
      Post the motherboard model number ,it could be LA-K371P ?

      Beginner's guidelines
      https://www.badcaps.net/forum/showthread.php?t=88758
      1.1.3 Motherboard model number
      .
      Last edited by SMDFlea; 11-21-2022, 10:29 PM.
      All donations to badcaps are welcome, click on this link to donate. Thanks to all supporters

      Comment

      • trepachka
        Badcaps Veteran
        • Oct 2022
        • 429
        • United States

        #4
        Re: Need schematic and boardview for Latitude 7420 2-in-1

        Yes, it's LA-K371P, Revision 3.

        Comment

        • Rimlen
          Member
          • Apr 2015
          • 28
          • Russia

          #5
          Re: Need schematic and boardview for Latitude 7420 2-in-1

          Ok...
          Attached Files

          Comment

          • trepachka
            Badcaps Veteran
            • Oct 2022
            • 429
            • United States

            #6
            Re: Need schematic and boardview for Latitude 7420 2-in-1

            Thank you for the schematics. Could someone, please post boardview file as well?

            Comment

            • trepachka
              Badcaps Veteran
              • Oct 2022
              • 429
              • United States

              #7
              Re: Need schematic and boardview for Latitude 7420 2-in-1

              Hi, anyone can share boardview of Latitude 7420 laptop? LA-K371P, Revision 3.0

              I have the schematics but I need the boardview to locate certain components. Thank you kindly.

              Comment

              • faradaille
                New Member
                • Jun 2022
                • 7
                • AlgĂ©rie

                #8
                Re: Need schematic and boardview for Latitude 7420 2-in-1

                Thanks verymutch freind

                Comment

                • ilkinandr92
                  New Member
                  • Dec 2024
                  • 2
                  • United States

                  #9
                  Originally posted by trepachka
                  The screen on my Latitude 7420 2-in-1 went dim earlier today. I suspect it's backlight fuse. Can anyone post schematic and boardview for it? Thank you.
                  Hi, I am having the same issue. Did you end up locating the Backlight Fuse?
                  Thank you.

                  Comment

                  • AL._.EX
                    Badcaps Veteran
                    • Dec 2022
                    • 879
                    • Belarus

                    #10
                    Page 38.
                    Attached Files

                    Comment

                    • ilkinandr92
                      New Member
                      • Dec 2024
                      • 2
                      • United States

                      #11
                      Originally posted by AL._.EX
                      Page 38.
                      Thank you!

                      Comment

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