Acer 5738zg Black Screen

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  • dellxps15
    Badcaps Legend
    • Feb 2014
    • 1588
    • italy

    #21
    Re: Acer 5738zg Black Screen

    page 41 u37 ic.

    i suppose l23 voltage are 0 too right ?

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    • highpulse
      i hate HP
      • May 2013
      • 1488
      • portugal

      #22
      Re: Acer 5738zg Black Screen

      common problem on does board , is not having correct VCC on cpuocore IC . if no cpu core ic correct , then therefore no VGA !

      Chek ISL for cpu vcore , and post all pins voltages with machine turned ON

      Comment

      • passete
        Living=Sharing
        • Jun 2015
        • 487
        • France

        #23
        Re: Acer 5738zg Black Screen

        Originally posted by dellxps15
        page 41 u37 ic.

        i suppose l23 voltage are 0 too right ?
        I found the chip, but legs are to small, can you tell me which ones need to be checked

        Originally posted by highpulse
        common problem on does board , is not having correct VCC on cpuocore IC . if no cpu core ic correct , then therefore no VGA !

        Chek ISL for cpu vcore , and post all pins voltages with machine turned ON
        I already have have a small probe on my multimeter, but it's almost impossible to measure those legs without creating a short.
        Is there another tool, other then i already mentioned to this kind of job ?

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        • dellxps15
          Badcaps Legend
          • Feb 2014
          • 1588
          • italy

          #24
          Re: Acer 5738zg Black Screen

          there are very fine tips for that, but as i have read somewhere good brand costs also 45 euros..... (for only tips). i use normal thin tips with a glass magnifier with leds and ofcourse sometimes short occurs

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