HP 4530s 6050a2465501 no display

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  • doctormasry
    Senior Member
    • Dec 2019
    • 98
    • giza

    #1

    HP 4530s 6050a2465501 no display

    hi friends
    i get HP 4530s 6050a2465501-mb-a02 no display
    cpu not get hot or any volt on 3 coil


    i check U9415
    vin 19v
    VR_ON 0 volt
    VGATE 0 volt
    vdd 5 volt
    VCCP 5 volt


    any idea
  • Sephir0th
    Badcaps Legend
    • Oct 2020
    • 1262
    • Germany

    #2
    Re: HP 4530s 6050a2465501 no display

    RAM supply works, has healthy resistance, good voltage and asserts PGood? Check and report back. Also confirm you're testing with known working ram
    FairRepair on YouTube

    Comment

    • doctormasry
      Senior Member
      • Dec 2019
      • 98
      • giza

      #3
      Re: HP 4530s 6050a2465501 no display

      i check PWR_GOOD_3 on U17 no volt
      found R153 is bad pin 1= 5 volt pin 2= 0 volt
      replaced it
      but now lap work 2 sec and shut and restart
      check cpu get volte 1.2 v now

      Comment

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