need dump for hp ProBook 450 g8 password

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  • guzica
    Member
    • Mar 2011
    • 28
    • Serbia

    #41
    Re: need dump for hp brobook 450 g8 password

    ismy4real
    try
    Attached Files

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    • ismy4real
      Senior Member
      • Dec 2011
      • 87

      #42
      Re: need dump for hp brobook 450 g8 password

      thamks so much the files work

      Comment

      • mikicans74
        New Member
        • Aug 2017
        • 7
        • Serbia

        #43
        Re: need dump for hp brobook 450 g8 password

        Hello, i have unlocked bin, but there is autopilot. Is there any chance to clear autopilot?
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        • Desertearch
          New Member
          • Apr 2016
          • 6
          • West Side

          #44
          Re: need dump for hp brobook 450 g8 password

          Need to remove internet account verification at installation.
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          • TrickLee
            New Member
            • Apr 2023
            • 8
            • United States

            #45
            Re: need dump for hp brobook 450 g8 password

            Hey everyone,
            I have an HP Probook 450 G8. I currently don't have the original EC ROM backup. My model is DAX8QAMB8D0 REV. D. I am supposed to only flash the EC ROM GD25B256D chip or should I flash the SPI ROM MX25L25673G? Currently, when I press the power button, the caps lock and num lock light blink 7 times and the fan doesn't spin and the display is black. Any help is appreciated

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            • TrickLee
              New Member
              • Apr 2023
              • 8
              • United States

              #46
              Re: need dump for hp brobook 450 g8 password

              BIOS request for Original SPI ROM for MX25L25673G

              Comment

              • aldopc
                Badcaps Veteran
                • Jul 2017
                • 464
                • Chilito

                #47
                Re: need dump for hp brobook 450 g8 password

                Originally posted by TrickLee
                BIOS request for Original SPI ROM for MX25L25673G
                Hello, you must read and publish your main bios, (it is the chip that is closest to the ram memory module)

                Comment

                • TrickLee
                  New Member
                  • Apr 2023
                  • 8
                  • United States

                  #48
                  Re: need dump for hp brobook 450 g8 password

                  Okay, so that would be the GD25B256D? Next to that chip it says EC ROM. That one is right next to the RAM module. Sorry for the confusion, I am not sure the difference between EC ROM and SPI ROM, or which one contains the main BIOS.

                  Comment

                  • TrickLee
                    New Member
                    • Apr 2023
                    • 8
                    • United States

                    #49
                    Re: need dump for hp brobook 450 g8 password

                    I have a backup of the EC Chip. But I think its corrupted.
                    Attached Files

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                    • aldopc
                      Badcaps Veteran
                      • Jul 2017
                      • 464
                      • Chilito

                      #50
                      Re: need dump for hp brobook 450 g8 password

                      Originally posted by TrickLee
                      I have a backup of the EC Chip. But I think its corrupted.
                      Ok, test and comment.
                      Attached Files

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                      • TrickLee
                        New Member
                        • Apr 2023
                        • 8
                        • United States

                        #51
                        Re: need dump for hp brobook 450 g8 password

                        Unfortunately, I still have the issue with num lock and caps lock blinking 7 times when pressing the power button. I checked voltages and the EC chip is getting 3.3 volts but not the SPI Rom chip. I appreciate the help with unlocking the BIOS.

                        Comment

                        • Vesko356
                          VIP Moderator
                          • Aug 2018
                          • 4386
                          • Bulgaria 🇧🇬

                          #52
                          Re: need dump for hp brobook 450 g8 password

                          Originally posted by TrickLee
                          Unfortunately, I still have the issue with num lock and caps lock blinking 7 times when pressing the power button. I checked voltages and the EC chip is getting 3.3 volts but not the SPI Rom chip. I appreciate the help with unlocking the BIOS.
                          Make sure you have positioned the chip correctly, the marking on the board should be against the dot on the chip.
                          Inspect the surrounding area for blown or displaced components.

                          .
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                          • lecong1986
                            Member
                            • Mar 2017
                            • 19
                            • vietnam

                            #53
                            Re: need dump for hp brobook 450 g8 password

                            PLEASE! unlock pass bios
                            Attached Files

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                            • lapfix
                              Badcaps Legend
                              • Mar 2020
                              • 2552
                              • my workshop

                              #54
                              Re: need dump for hp brobook 450 g8 password

                              Originally posted by lecong1986
                              PLEASE! unlock pass bios


                              First boot load bios factory defaults, save and exit and then at the next boot disable security options
                              You must fill your DMI manually.

                              --------------------------
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                              Attached Files

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                              • lecong1986
                                Member
                                • Mar 2017
                                • 19
                                • vietnam

                                #55
                                Re: need dump for hp brobook 450 g8 password

                                Originally posted by lapfix
                                First boot load bios factory defaults, save and exit and then at the next boot disable security options
                                You must fill your DMI manually.

                                --------------------------
                                All donations to badcaps are welcome,see the donate button at the bottom of the page,or click on this link to donate via PayPal. Every donation made will go towards server fees and maintenance costs.
                                thank you

                                Comment

                                • lecong1986
                                  Member
                                  • Mar 2017
                                  • 19
                                  • vietnam

                                  #56
                                  Re: need dump for hp brobook 450 g8 password

                                  Originally posted by lapfix
                                  First boot load bios factory defaults, save and exit and then at the next boot disable security options
                                  You must fill your DMI manually.

                                  --------------------------
                                  All donations to badcaps are welcome,see the donate button at the bottom of the page,or click on this link to donate via PayPal. Every donation made will go towards server fees and maintenance costs.
                                  not working

                                  Comment

                                  • lecong1986
                                    Member
                                    • Mar 2017
                                    • 19
                                    • vietnam

                                    #57
                                    Re: need dump for hp brobook 450 g8 password

                                    Please! again unlock pass bios
                                    thank you verry much
                                    Bios Main adn Bios Ec
                                    Attached Files

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                                    • gnoozle
                                      Senior Member
                                      • May 2018
                                      • 54
                                      • gnoojpoh

                                      #58
                                      Re: need dump for hp brobook 450 g8 password

                                      Please unlock my probook 450 g8
                                      Attached Files

                                      Comment

                                      • Vesko356
                                        VIP Moderator
                                        • Aug 2018
                                        • 4386
                                        • Bulgaria 🇧🇬

                                        #59
                                        Re: need dump for hp brobook 450 g8 password

                                        Originally posted by gnoozle
                                        Please unlock my probook 450 g8
                                        >
                                        Attached Files
                                        ----------------------------------------------------------------------------------------------------------------------------------------------------------
                                        All donations to Badcaps are welcome.
                                        Become a Badcaps supporter
                                        >>>>> click on this link to donate <<<<<
                                        Thanks to all supporters.​
                                        ----------------------------------------------------------------------------------------------------------------------------------------------------------
                                        Doctrina est fructus dulcis, radicis amarae.
                                        .

                                        Comment

                                        • Pcandu
                                          New Member
                                          • Mar 2020
                                          • 7
                                          • SRB

                                          #60
                                          Re: need dump for hp brobook 450 g8 password

                                          Can anyone help me with password removal on 450 G8, I have attached original EC dump.

                                          Thanks!
                                          Attached Files

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