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Missing RSMRST# on hp JAL50-LA-4101P

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    Missing RSMRST# on hp JAL50-LA-4101P

    First problem of the laptop was when cahrger connected Charger led is not present..

    after checking all ive decided to flash the bios.
    Now the DC jack glows ,after checking the first reset signal the RSMRST# IS ov

    32,768KHZ is present at Y5 on oscilloscpoe
    RTCRST# has 3.3v @ CLRP2
    RSMRST# 0v @ pin 100 f ec
    ON/OFFBTN @ pin 32 has 3.3v when triggered goes 0v and goes 3.3v if released
    PWRBTN_OUT# @ 117 has 3.3v if triggered the switch doesnt goes to 0v .

    EC_ON @ 102 -3.3v


    Ill also attched my backup bin.

    jal50 la-4101p
    2009-05-08
    rev 1.0

    jal50 43154432l24 rev:g2 b930 bios f.42 97f4 sticker

    DV4-1465DX S/N: CND93020P9
    Attached Files
    Last edited by SMDFlea; 05-02-2022, 05:08 AM.

    #2
    Re: Missing RSMRST# on hp JAL50-LA-4101P

    Have you checked the basic requirement of SIO??

    Comment


      #3
      Re: Missing RSMRST# on hp JAL50-LA-4101P

      Originally posted by mcplslg123 View Post
      Have you checked the basic requirement of SIO??
      yes sir the required requirements t power the sio is ok

      Comment


        #4
        Re: Missing RSMRST# on hp JAL50-LA-4101P

        what part of the board should I check if the pch need to be reflowed?

        Comment


          #5
          Re: Missing RSMRST# on hp JAL50-LA-4101P

          PCH_PWROK is 0v @ 104

          Comment


            #6
            Re: Missing RSMRST# on hp JAL50-LA-4101P

            its already fixed ive found that the pin 32 of the ec has cut going to the r593 i just runned a wire and fixed the issue

            Comment

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