Dell latitude 5440 la-m402p rev 1.0(A00)

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  • LBTT1121
    Badcaps Veteran
    • Nov 2024
    • 438
    • Việt Nam

    #41
    Originally posted by prudence
    Good day
    kindly remove bios password on my Dell 5440
    IDB40 LA-M401P serial #: C74KGY3
    my old bios file
    try and feedback
    Attached Files

    Comment

    • prudence
      New Member
      • Oct 2019
      • 6
      • Zimbabwe

      #42
      Thank you ..tried the file, does not trigger, only shows there is power.

      Comment

      • trepachka
        Badcaps Veteran
        • Oct 2022
        • 409
        • United States

        #43
        Hello, I have this Latitude 5440 that is not starting. When power button is pushed, the keyboard lights up and the fan begins to spin. The amps go up to about 0.7A. Computer is not charging. This pattern repeats and the computer is not posting.
        I applied the patch from post 7 and now computer is charging but still not posting. The keyboard lights up and the fan begins to spin, this time only 2 times. Then, nothing.

        I suspect the bios in this computer is corrupted. Could someone, please take a look at the bin files and clean them up?

        Latitude 5440
        S/T: F4239W3

        I am attaching both bin files.

        16Mb chip: Winbond 25R128JVSN
        32Mb chip: Winbond 25Q256JVEN

        Thank you
        Attached Files

        Comment

        • Markus1741
          Badcaps Veteran
          • Sep 2020
          • 842
          • N/A

          #44
          Originally posted by trepachka
          Hello, I have this Latitude 5440 that is not starting. When power button is pushed, the keyboard lights up and the fan begins to spin. The amps go up to about 0.7A. Computer is not charging. This pattern repeats and the computer is not posting.
          I applied the patch from post 7 and now computer is charging but still not posting. The keyboard lights up and the fan begins to spin, this time only 2 times. Then, nothing.

          I suspect the bios in this computer is corrupted. Could someone, please take a look at the bin files and clean them up?

          Latitude 5440
          S/T: F4239W3

          I am attaching both bin files.

          16Mb chip: Winbond 25R128JVSN
          32Mb chip: Winbond 25Q256JVEN

          Thank you
          Hello try this two new files .....
          Attached Files

          Comment

          • trepachka
            Badcaps Veteran
            • Oct 2022
            • 409
            • United States

            #45
            I reflashed both chips. Computer is behaving the same way as originally. It continuously tries to boot but no post. The CPU gets pretty warm, the fan spins. Computer also responds to "D" key test by flashing different colors of rainbow.

            No post, unfortunately.

            Comment

            • trepachka
              Badcaps Veteran
              • Oct 2022
              • 409
              • United States

              #46
              I should be getting its twin next week in working condition. I will extract the bin files and if successful I will post the files here. May be someone will find them useful.

              Comment

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