Help Id part from Hp Board number dag7admb8d0

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  • reassor
    Senior Member
    • Apr 2021
    • 175
    • Poland

    #1

    Help Id part from Hp Board number dag7admb8d0

    Its from Hp
    Board number dag7admb8d0 rev d

    IC markings
    intersil
    83739b
    W0t0vz

    Thx in advance i just cannot find any isl that matches this.

    Cheers

    To mods - if thats wrong forum - Sorry
    Attached Files
  • mon2
    Badcaps Legend
    • Dec 2019
    • 13898
    • Canada

    #2
    Re: Help Id part

    You are missing the leading '8' in the p/n - it got scrubbed on the top surface.

    The full p/n ISL88739BHRZ is available here:

    https://www.aliexpress.com/wholesale...t=ISL88739BHRZ

    Found it in a close schematic - post back if you need a portion of that schematic for your repair.

    Do confirm from the bottom side if this is a 32 pin QFN device - appears to be.

    Also, order the replacement with the SAME suffix = 'B' version to match your device.
    Last edited by mon2; 03-21-2022, 01:21 PM.

    Comment

    • reassor
      Senior Member
      • Apr 2021
      • 175
      • Poland

      #3
      Re: Help Id part

      So i messed you second number? I thought it was 83739b ...

      I see the first 8 is messed up same as I in intersil

      but it looks like your right 88739b ...

      OMG - THX THX THX
      I'll check QFN toomorow at work.

      Schema would be cool i just cannot request it here.
      Pm if you can
      Last edited by reassor; 03-21-2022, 01:50 PM. Reason: THX

      Comment

      • mon2
        Badcaps Legend
        • Dec 2019
        • 13898
        • Canada

        #4
        Re: Help Id part

        See attached. This is from a different HP board but should be helpful for your case.
        Attached Files

        Comment

        • reassor
          Senior Member
          • Apr 2021
          • 175
          • Poland

          #5
          Re: Help Id part

          Thank you again very much.

          Added a photo of a spot for it on mobo so now im 100% sure thats it
          Attached Files
          Last edited by reassor; 03-21-2022, 02:29 PM.

          Comment

          • Microm
            Member
            • Sep 2019
            • 26
            • PerĂº

            #6
            Originally posted by mon2
            Re: Help Id part

            See attached. This is from a different HP board but should be helpful for your case.
            Hi, What Schematics Is?

            Comment

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