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Troubleshooting Dell P69G motherboard not turning on

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    Troubleshooting Dell P69G motherboard not turning on

    Hi all,

    Have an issue with a P69G Dell motherboard.

    Came in because wasn't turning on. When it comes in the shop, as soon as you plug the charger in, the light of the adapter goes off immediately and when you take it off from dc in, light comes back again so board was shorted.

    Injecting 5V on DC in FPC on board, and this chip (Z22620IA?) circled was getting very hot (unfortunately couldn't find schematics nor boardview so don't know what is it and how does it works exactly).
    Took off this ic, and now light on adapter stays once plugged in but still no boot on the computer.

    The small 2 pads connected to the coil just next to it beeps in diode mode (don't know if it's normal because low resistance or the line is shorted).

    What do you think?

    Thanks for your inputs
    Attached Files

    #2
    Re: Troubleshooting Dell P69G motherboard not turning on

    What is the marking code on your mobo??

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      #3
      Re: Troubleshooting Dell P69G motherboard not turning on

      What you mean by mobo?

      Comment


        #4
        Re: Troubleshooting Dell P69G motherboard not turning on

        Datasheet https://cdn.badcaps-static.com/pdfs/...7f80c9194e.pdf

        The part is available on ebay and ali . AOZ2262QIA
        All donations to badcaps are welcome, click on this link to donate. Thanks to all supporters

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          #5
          Re: Troubleshooting Dell P69G motherboard not turning on

          Originally posted by JG2018 View Post
          What you mean by mobo?
          mobo is a short word for motherboard .
          Last edited by SMDFlea; 12-06-2019, 04:47 AM.
          All donations to badcaps are welcome, click on this link to donate. Thanks to all supporters

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            #6
            Re: Troubleshooting Dell P69G motherboard not turning on

            Originally posted by SMDFlea View Post
            mobo is a short word for motherboard .

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              #7
              Re: Troubleshooting Dell P69G motherboard not turning on

              You guys think i should just replace it?
              What about those 2 pins beeping in continuity mode ("LX line")? Low resistance? Shorted line?
              What would you try after that?
              Thanks
              Last edited by JG2018; 12-07-2019, 05:09 PM.

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                #8
                Re: Troubleshooting Dell P69G motherboard not turning on

                What do you think?

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