compaq cq40-430tu beeping

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  • String2016
    Badcaps Legend
    • Nov 2015
    • 2229
    • philippines

    #1

    compaq cq40-430tu beeping

    hi everyone i need help on this i have this compaq cq40-430tu the problem is neverending beep on boot up but already remove internal keyboard but in noticed when i reseat the ram and starts again sometimes the beeping gone but when i restart the laptop it starts again i already tried replacing the ram with good one. anyone can help on this please
  • caspian
    Badcaps Legend
    • Oct 2015
    • 1589
    • Laptop

    #2
    Re: compaq cq40-430tu beeping

    how many RAM sticks the laptop is using?
    Last edited by caspian; 10-14-2017, 10:29 AM.

    Comment

    • String2016
      Badcaps Legend
      • Nov 2015
      • 2229
      • philippines

      #3
      Re: compaq cq40-430tu beeping

      they are two slots i already tried one slot replace only and the other slots but still the same issue it keeps beeping on boot up but when i leadve it there for two minutes beeping then goes boot up normal
      Last edited by String2016; 10-14-2017, 05:43 PM.

      Comment

      • piernov
        Super Moderator
        • Jan 2016
        • 4435
        • France

        #4
        Re: compaq cq40-430tu beeping

        Clean the RAM slots with contact cleaner.
        Check if the +1.8V for the RAM is stable, and the voltages for the MCH are ok too.
        OpenBoardView — https://github.com/OpenBoardView/OpenBoardView

        Comment

        • String2016
          Badcaps Legend
          • Nov 2015
          • 2229
          • philippines

          #5
          Re: compaq cq40-430tu beeping

          i already done cleaning the ram slot when i put it back together at first working with no beep but after i shut down the laptop and turns on again same issue happen on boot up

          Comment

          • String2016
            Badcaps Legend
            • Nov 2015
            • 2229
            • philippines

            #6
            Re: compaq cq40-430tu beeping

            anyone can help on this please still the same issue when a reseat ram or change or cleaning the slot first boot with no issue after shut down then neverending beeping starts again but after the beep gone laptop boots normal what could be the issue for this? it seems like keyboard shorted but internal keyboard already removed

            Comment

            • mcplslg123
              Badcaps Legend
              • Jun 2015
              • 7262
              • india

              #7
              Re: compaq cq40-430tu beeping

              Replace ene kbc

              Comment

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