compaq cq20 no power when plug to ac adapter but in battery the power will on

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  • byulo
    ECT
    • Jun 2012
    • 87
    • Philippines

    #1

    compaq cq20 no power when plug to ac adapter but in battery the power will on

    to all forumers,

    have you ever encountered compaq cq20-205tu, when i plug it in ac adaptor it won't power up, but in battery pack the power will goes on. i checked all mosfet and caps in supply section of my mobo but all are okey, what is the possible problem of my laptop? TIA.
  • b700029
    Banned
    • Sep 2010
    • 640

    #2
    Re: compaq cq20 no power when plug to ac adapter but in battery the power will on

    Trace the power from the input and follow it to where it stops. Make sure the standby rails are powered up first.

    Schematic should be here:
    http://images.deddysuyanto.multiply....nmid=500588046

    Comment

    • byulo
      ECT
      • Jun 2012
      • 87
      • Philippines

      #3
      Re: compaq cq20 no power when plug to ac adapter but in battery the power will on

      Originally posted by b700029
      Trace the power from the input and follow it to where it stops. Make sure the standby rails are powered up first.

      Schematic should be here:
      http://images.deddysuyanto.multiply....nmid=500588046

      thanks for the schematics sir, i will check then,

      byulo

      Comment

      • alienexsis
        New Member
        • Jan 2013
        • 3
        • indonesia

        #4
        Re: compaq cq20 no power when plug to ac adapter but in battery the power will on

        sir please give me password pdf tanks

        Comment

        • spidey
          climbs
          • Dec 2012
          • 644
          • Cyprus

          #5
          Re: compaq cq20 no power when plug to ac adapter but in battery the power will on

          Originally posted by alienexsis
          sir please give me password pdf tanks
          no password, try to download it again.

          Comment

          • alienexsis
            New Member
            • Jan 2013
            • 3
            • indonesia

            #6
            Re: compaq cq20 no power when plug to ac adapter but in battery the power will on

            tanks sir spidey, the file rar not password but this pdf protected pasword,, can u show me password pdf,,

            Comment

            • spidey
              climbs
              • Dec 2012
              • 644
              • Cyprus

              #7
              Re: compaq cq20 no power when plug to ac adapter but in battery the power will on

              Originally posted by alienexsis
              tanks sir spidey, the file rar not password but this pdf protected pasword,, can u show me password pdf,,
              i downloaded the file, double clicked and red from page 1 to the end of the file and no password asked. i think the file you downloaded is corrupt. So please re-download it.

              Comment

              • selldoor
                Slow Learner
                • Dec 2010
                • 7870

                #8
                Re: compaq cq20 no power when plug to ac adapter but in battery the power will on

                Just to say I have downloaded and can read no problem - no password required
                Please upload pictures using attachment function when ask for help on the repair
                http://www.badcaps.net/forum/showthread.php?t=39740

                Comment

                • alienexsis
                  New Member
                  • Jan 2013
                  • 3
                  • indonesia

                  #9
                  Re: compaq cq20 no power when plug to ac adapter but in battery the power will on

                  oke i tray again tank sirr,,,

                  Comment

                  • selldoor
                    Slow Learner
                    • Dec 2010
                    • 7870

                    #10
                    Re: compaq cq20 no power when plug to ac adapter but in battery the power will on

                    I will try and upload here as a PDF - no RAR
                    Attached Files
                    Please upload pictures using attachment function when ask for help on the repair
                    http://www.badcaps.net/forum/showthread.php?t=39740

                    Comment

                    • bios com
                      New Member
                      • Oct 2014
                      • 2
                      • indonesia

                      #11
                      Re: compaq cq20 no power when plug to ac adapter but in battery the power will on

                      thanks a lot guys..

                      Comment

                      • oong
                        Member
                        • Oct 2013
                        • 22
                        • indonesia

                        #12
                        Re: compaq cq20 no power when plug to ac adapter but in battery the power will on

                        smell tokin issue...

                        Comment

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