Acer Aspire 4736z no display on battery

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  • abbas_govani
    Senior Member
    • Jul 2013
    • 89
    • India

    #1

    Acer Aspire 4736z no display on battery

    Hi

    I had a Acer Aspire 4736z laptop working fine on dc adapter.
    but no display on battery. if batter and adapter both in it works but when disconnecting adapter power off. while only on battery it power on but no display.


    i had checked pq24 no power on source and gate while 1.5 on drain on battery.
    while no adapter gate 1.7 and drain 1.5
  • nazrul145
    Badcaps Veteran
    • Jan 2014
    • 333
    • BD

    #2
    Re: Acer Aspire 4736z no display on battery

    Replace NEC Token with 330uf capacitor 4pcs. its solve the problem.

    Comment

    • abbas_govani
      Senior Member
      • Jul 2013
      • 89
      • India

      #3
      Re: Acer Aspire 4736z no display on battery

      replaced but now the laptop starts and switch off after 2 to 3 sen

      Comment

      • haw1116
        New Member
        • Jul 2014
        • 1
        • Sarawak

        #4
        Re: Acer Aspire 4736z no display on battery

        help my 4736z bfor i change the nec tokin to 4 pcs 330uf is cannot on. after i change notebook can power on and can login to windows. but just the display got problem. all background become red color only.
        Attached Files

        Comment

        • Ramee
          Badcaps Veteran
          • Jul 2014
          • 218
          • Israel

          #5
          Re: Acer Aspire 4736z no display on battery

          Redo nec tokin.

          Make your own thead next time

          Comment

          • makk2401
            New Member
            • Dec 2014
            • 3
            • Philippines

            #6
            Re: Acer Aspire 4736z no display on battery

            hello mam/sir, I dont know how to post a new thread hope you can forgive this reply

            i have an acer 4736z with power but there is no display, Im wondering if I can replace the nectokin 0E907 with 4 pcs 330 d capacitors? how should I position the capacitor? cant find the + and - signs :x

            Comment

            • Agent24
              I see dead caps
              • Oct 2007
              • 4951
              • New Zealand

              #7
              Re: Acer Aspire 4736z no display on battery

              Probably you should upload a photo of the board and we can help you
              "Tantalum for the brave, Solid Aluminium for the wise, Wet Electrolytic for the adventurous"
              -David VanHorn

              Comment

              • makk2401
                New Member
                • Dec 2014
                • 3
                • Philippines

                #8
                Re: Acer Aspire 4736z no display on battery

                Originally posted by Agent24
                Probably you should upload a photo of the board and we can help you
                i attached it now sir. hope you can help me :x i still dont remove that capacitor from that dead mother board and i still not moving the nec
                Attached Files

                Comment

                • lezsimply
                  The Wanderer
                  • Jan 2013
                  • 645
                  • Philippines

                  #9
                  Re: Acer Aspire 4736z no display on battery

                  outer lines are positive. yes 330d will do. but be careful. there are 2 points under that cap, you need to be careful not to put solder on them. It will cause some power issues.

                  Comment

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