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Which Smd component to replace - DAG3JBMB8D0

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  • budiex
    New Member
    • Jul 2021
    • 9
    • Chile
    • Learning

    #1

    Which Smd component to replace - DAG3JBMB8D0

    Hello first of all, data to take into account:

    Motherboard: DAG3JBMB8D0 REV: D
    Computer: HP Pavilion Gaming Laptop - 16-a0006tx
    Diagram/schematic/boardview: I can't find them yet.
    Problem: Computer turns on and shuts down immediately.

    Well, I'm not an expert nor a technician, I just repair things for hobby, some time ago I got a motherboard with its power cable and button.
    I assume that the board had been intervened by a technician, they reprogrammed the E.C. and main bios.
    I made measurements until I got to the E.C. bios that did not receive voltage, I came to the conclusion that it had short components after a visual check millimeter by millimeter, I found that it had 3 missing components.
    this is the best image I got of this plate



    I rebuilt the track in a sector where one component was missing, the other 2 missing components I assumed that I could place the twisted component and it would make the same contact.





    Here come the problems, as I am new to this subject I do not know what components go in those sectors, by the size could be a capacitor or a resistor, I'm just guessing since I have no idea. if someone could give me some help on what component goes in the right place I would appreciate it very much.
    In the images I put numbers and mark the area where the components are missing, I also made measurements ala track where the components were missing as seen in this image:





    thank you very much any kind of help is welcome.
    Last edited by budiex; 08-21-2021, 09:50 PM.
  • SMDFlea
    Super Moderator
    • Jan 2018
    • 24616
    • UK

    #2
    Re: Which Smd component to replace - DAG3JBMB8D0

    Comment

    • pereborka
      New Member
      • Sep 2021
      • 2
      • Russia

      #3
      Re: Which Smd component to replace - DAG3JBMB8D0

      Hi, budiex! I have such a fee at work and on Monday I can take a photo with measurements of the parameters of the elements in the right place. There are no elements in the IT5570 binding on my board. I hope for reciprocal help in my problem.

      Comment

      • pereborka
        New Member
        • Sep 2021
        • 2
        • Russia

        #4
        Re: Which Smd component to replace - DAG3JBMB8D0

        Hi, budiex! I took a photo of my board and measured the parameters of the elements. Please help me with my problem. Next to IT5570 there are empty areas after the board is filled in. Apparently, the elements in this place have rotted.
        Attached Files

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        • efrain
          Member
          • Oct 2017
          • 12
          • colombia
          • Play LOL, soccer

          #5
          Re: Which Smd component to replace - DAG3JBMB8D0

          Hello friends, i need your help, i need identify the marking ic in the photo, the ref. of the mobo is DAG3JBMB8D0, please help

          thank you
          Attached Files

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          Comment

          • romky
            New Member
            • Nov 2015
            • 9
            • Poland

            #6
            Re: Which Smd component to replace - DAG3JBMB8D0

            Hi, there are 3 lines of text on the chip: MPS2023, MP2949A, M2643188X.

            Comment

            • SMDFlea
              Super Moderator
              • Jan 2018
              • 24616
              • UK

              #7
              Re: Which Smd component to replace - DAG3JBMB8D0

              Originally posted by romky
              Hi, there are 3 lines of text on the chip: MPS2023, MP2949A, M2643188X.
              Monolithic power MP2949A
              Attached Files

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              Comment

              • caprigtx
                Senior Member
                • Mar 2022
                • 84
                • Netherlands
                • Repairing Laptops

                #8
                Re: Which Smd component to replace - DAG3JBMB8D0

                Hi There , can some one tell me what component this is?

                dag3jbmb8d0 rev d model g3jb
                Attached Files

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                Last edited by caprigtx; 08-17-2023, 08:17 AM.

                Comment

                • mon2
                  Badcaps Legend
                  • Dec 2019
                  • 16552
                  • Canada

                  #9
                  Re: Which Smd component to replace - DAG3JBMB8D0

                  https://www.lcsc.com/product-detail/C358653.html

                  https://www.aliexpress.com/w/wholesa...tail.1000002.0

                  Comment

                  • caprigtx
                    Senior Member
                    • Mar 2022
                    • 84
                    • Netherlands
                    • Repairing Laptops

                    #10
                    Re: Which Smd component to replace - DAG3JBMB8D0

                    Thank you.

                    Comment

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