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help need clean bios dell latitude 3420

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  • manhattan208
    New Member
    • May 2023
    • 9
    • puerto ordz

    #401
    Excuse me, card model 213276-1 Cyborg L14 RW57J$LA

    Dell Latitude 3420 model

    Service tag
    Ex: 29225779239
    St: dfc9vl3
    Mfgyr: 2022

    Comment

    • ERRA
      Senior Member
      • Sep 2025
      • 81
      • Morocco
      • BIOS repair & unlocking, Firmware analysis & coding, Python tool development, Reverse engineering,

      #402
      Originally posted by manhattan208
      Help with this BIOS, clean tracer and key please id 2021ap1944
      hey
      try
      Attached Files

      Premium supporters get full download access and other benefits.

      Comment

      • lamonde
        Member
        • Oct 2022
        • 11
        • Украина

        #403
        dell 3420
        213093-1 MB
        ST: 95FMNL3
        I've tried many bios options, but in all cases, after entering Service TAG, the laptop turns off and no longer responds to anything... what do you recommend?

        Comment

        • SMDFlea
          Super Moderator
          • Jan 2018
          • 24906
          • UK

          #404
          Originally posted by lamonde
          dell 3420
          213093-1 MB
          ST: 95FMNL3
          I've tried many bios options, but in all cases, after entering Service TAG, the laptop turns off and no longer responds to anything... what do you recommend?
          try this one https://www.badcaps.net/forum/troubl...60#post3753560

          Comment

          • lamonde
            Member
            • Oct 2022
            • 11
            • Украина

            #405
            Originally posted by SMDFlea
            no video, cyclical boot ((

            Comment

            • LBTT1121
              Badcaps Legend
              • Nov 2024
              • 2340
              • Việt Nam

              #406
              Originally posted by lamonde
              dell 3420
              213093-1 MB
              ST: 95FMNL3
              I've tried many bios options, but in all cases, after entering Service TAG, the laptop turns off and no longer responds to anything... what do you recommend?
              post the contents of the bios chip even if it is corrupted

              Comment

              • salawayon
                • Nov 2012
                • 596
                • philippines

                #407
                got one with password issue.
                infos:
                213093-1_CYBORG-L14 MB TGL NEW PD
                ST: CL78KL3
                thanks...
                Attached Files

                Premium supporters get full download access and other benefits.

                Comment

                • LBTT1121
                  Badcaps Legend
                  • Nov 2024
                  • 2340
                  • Việt Nam

                  #408
                  Originally posted by salawayon
                  got one with password issue.
                  infos:
                  213093-1_CYBORG-L14 MB TGL NEW PD
                  ST: CL78KL3
                  thanks...
                  try and feedback
                  Attached Files

                  Premium supporters get full download access and other benefits.

                  Comment

                  • salawayon
                    • Nov 2012
                    • 596
                    • philippines

                    #409
                    Originally posted by LBTT1121

                    try and feedback
                    Working file... thank you so much for the fast reply...

                    Comment

                    • Emeri
                      New Member
                      • Mar 2024
                      • 9
                      • Finland

                      #410
                      Please help unlock BIOS
                      Attached Files

                      Premium supporters get full download access and other benefits.

                      Emeri

                      Comment

                      • SMDFlea
                        Super Moderator
                        • Jan 2018
                        • 24906
                        • UK

                        #411
                        Originally posted by Emeri
                        Please help unlock BIOS
                        Type the laptop serial number ,SNID or Service Tag , full name and model, motherboard model, etc.
                        post the contents of the bios chip even if it is corrupted..

                        read the forum rules..https://www.badcaps.net/forum/troubl...before-posting

                        Comment

                        • Emeri
                          New Member
                          • Mar 2024
                          • 9
                          • Finland

                          #412
                          Originally posted by SMDFlea

                          Type the laptop serial number ,SNID or Service Tag , full name and model, motherboard model, etc.
                          post the contents of the bios chip even if it is corrupted..

                          read the forum rules..https://www.badcaps.net/forum/troubl...before-posting
                          I attached the locked BIOS to my earlier post. Also the last part of the BIN file name is the serial number
                          Emeri

                          Comment


                          • SMDFlea
                            SMDFlea commented
                            Editing a comment
                            Please type and post the service tag, read the forum rules again..
                        • omartancol
                          Member
                          • Jul 2020
                          • 12
                          • Queretaro

                          #413
                          hi guys, im strugling with a latitude 3420 that im working on, it came without showing any sing of life, after reflashing the bios with one downloaded here of the same model, it turns on and then stays only showing the power light and won't turn off holding power. i wonder if some one can help me, this is the bios i stracted from it , thanks in advance.
                          model: 213276-1 cyborg L 14
                          YR: 2022
                          ST: B75LWL3
                          EX: 24377289015
                          Attached Files

                          Premium supporters get full download access and other benefits.

                          Comment

                          • LBTT1121
                            Badcaps Legend
                            • Nov 2024
                            • 2340
                            • Việt Nam

                            #414
                            Originally posted by omartancol
                            hi guys, im strugling with a latitude 3420 that im working on, it came without showing any sing of life, after reflashing the bios with one downloaded here of the same model, it turns on and then stays only showing the power light and won't turn off holding power. i wonder if some one can help me, this is the bios i stracted from it , thanks in advance.
                            model: 213276-1 cyborg L 14
                            YR: 2022
                            ST: B75LWL3
                            EX: 24377289015
                            try and feedback
                            Attached Files

                            Premium supporters get full download access and other benefits.

                            Comment

                            • Ordernew30
                              New Member
                              • Jan 2026
                              • 2
                              • canada

                              #415
                              Hello everyone

                              I am looking for some help to unlock the BIOS of my Dell Latitude 3420.
                              It is currently locked by a dell security manager password prompt.

                              Here are the details displayed on my screen:
                              System Model: Dell Latitude 3420
                              Service Tag:2TVP4B3
                              Suffix/Error Code:8FC8
                              Full string shown:#2TVP4B3-8FC8

                              I have tried the usual online generators but they don't seem to support the 8FC8 algorithm yet.
                              If anyone has the tool or the script to generate the master password for this specific tag.I would be very grateful.
                              Thank you in advance for your time and help!
                              Best regards

                              Comment

                              • SMDFlea
                                Super Moderator
                                • Jan 2018
                                • 24906
                                • UK

                                #416
                                Originally posted by Ordernew30
                                Hello everyone

                                I am looking for some help to unlock the BIOS of my Dell Latitude 3420.
                                It is currently locked by a dell security manager password prompt.
                                We can only help you if you post your bios backup

                                Comment

                                • Ordernew30
                                  New Member
                                  • Jan 2026
                                  • 2
                                  • canada

                                  #417
                                  Ok Thnaks but i dont have my bios backup

                                  Comment

                                  • LBTT1121
                                    Badcaps Legend
                                    • Nov 2024
                                    • 2340
                                    • Việt Nam

                                    #418
                                    Originally posted by Ordernew30
                                    Ok Thnaks but i dont have my bios backup
                                    post the contents of the bios chip even if it is corrupted..

                                    The bios chip must be unsoldered from the board before writing or reading..
                                    do not use the clip, you may have errors..if you do not have anything to unsolder it with,
                                    solder wires between the programmer and the bios chip..

                                    you need an SPI programmer

                                    Comment

                                    • sanjiv16
                                      Senior Member
                                      • Jul 2013
                                      • 101
                                      • philippines

                                      #419
                                      please repair my bios when i press restart it will not restart only black screen

                                      Dell Latitude 3420
                                      Service Tag: 81FTHG3
                                      thanks in advance
                                      Attached Files

                                      Premium supporters get full download access and other benefits.

                                      Comment

                                      • LBTT1121
                                        Badcaps Legend
                                        • Nov 2024
                                        • 2340
                                        • Việt Nam

                                        #420
                                        Originally posted by sanjiv16
                                        please repair my bios when i press restart it will not restart only black screen

                                        Dell Latitude 3420
                                        Service Tag: 81FTHG3
                                        thanks in advance
                                        Bios Backup error , try Bios
                                        Attached Files

                                        Premium supporters get full download access and other benefits.

                                        Comment

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