bios lenovo x395

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  • drefo
    Member
    • Mar 2021
    • 26
    • France

    #1

    bios lenovo x395

    Hello I patched the bios of a lenovo x395 8 generation, but it does not work, I think new security, can you help me? thanks in advance
  • exe557
    Member
    • Jan 2021
    • 24
    • Germany

    #2
    Re: bios lenovo x395

    Not possible via patching BIOS. You need to read MEC EC chip with RT809 or Vertyanov Programmer to remove password.

    Comment

    • drefo
      Member
      • Mar 2021
      • 26
      • France

      #3
      Re: bios lenovo x395

      Thank you for your answer, do you have an explained procedure to achieve this? thank you

      Comment

      • exe557
        Member
        • Jan 2021
        • 24
        • Germany

        #4
        Re: bios lenovo x395

        There are two threads with good information :
        https://www.badcaps.net/forum/showth...&highlight=T14

        https://www.badcaps.net/forum/showth...&highlight=T14

        Comment

        • drefo
          Member
          • Mar 2021
          • 26
          • France

          #5
          Re: bios lenovo x395

          Really thank you for your help I will explore all this

          Comment

          • ymifdal
            Senior Member
            • Jan 2022
            • 116
            • Morocco

            #6
            x395 password locked

            Hey all I need help regarding Lenovo x395 model "20nms1u800"
            It has a "fa391/fa491 NM-C181 rev 1.0 " motherbard
            patch didn't work, no JTAG unlockable NEC nuvoton on back
            Has got 2 chips on top side 25LB128 and Winbond 25Q8

            Comment

            • ymifdal
              Senior Member
              • Jan 2022
              • 116
              • Morocco

              #7
              Re: bios lenovo x395

              I mean does anybody know where is the password stored in this model?
              Since patching isnt working so not main bios..
              Also no nuvoton in the back so ??

              Comment

              • volinakis
                Badcaps Legend
                • Jan 2021
                • 2734
                • N/A

                #8
                Re: bios lenovo x395

                post bios dump and I think i can help you patching it. I was able to unlock an X395 with AMD and 128Mb bios chipset.
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                Comment

                • medinfo
                  Badcaps Veteran
                  • May 2016
                  • 328
                  • Morocco

                  #9
                  Originally posted by volinakis
                  Re: bios lenovo x395

                  post bios dump and I think i can help you patching it. I was able to unlock an X395 with AMD and 128Mb bios chipset.
                  hy, i have same x395 with ryzen cpu, can you help me ?
                  Attached Files

                  Comment

                • medinfo
                  Badcaps Veteran
                  • May 2016
                  • 328
                  • Morocco

                  #10
                  Serial Number : PC-1KRLDJ
                  Type Number : 20NM-S1U800​

                  Comment

                  • zinnou
                    Member
                    • Dec 2016
                    • 37
                    • algeria

                    #11
                    help unlock lenovo X395
                    PC-1J8C33
                    20NM-s31200
                    Attached Files

                    Comment

                    • Maxpower3
                      Bad Veteran
                      • Feb 2018
                      • 1226
                      • France

                      #12
                      Originally posted by zinnou
                      help unlock lenovo X395
                      PC-1J8C33
                      20NM-s31200
                      try
                      Attached Files

                      Comment

                      • skazide
                        Senior Member
                        • Jul 2015
                        • 142
                        • morocco

                        #13
                        Originally posted by zinnou
                        help unlock lenovo X395
                        PC-1J8C33
                        20NM-s31200
                        salam bro, i tried with vertyanov successor did not success to read , how you did it ?
                        Attached Files

                        Comment

                        • skazide
                          Senior Member
                          • Jul 2015
                          • 142
                          • morocco

                          #14
                          Originally posted by skazide

                          salam bro, i tried with vertyanov successor did not success to read , how you did it ?
                          problem solved

                          Comment

                          • ravenrock
                            New Member
                            • Feb 2024
                            • 2
                            • USA

                            #15
                            Hi, I dumped W25Q128FW_1.8V, patched with autopatcher, but when booting with it - melody.
                            Is this the correct chip to patch?
                            If it is the correct one, I would appreciate help.
                            S/N: PC-1DTGB8
                            T/N: 20NM-S0KL00

                            Comment

                            • hoaca388
                              Badcaps
                              • Jan 2022
                              • 11794
                              • Socialist Republic of Vietnam

                              #16
                              Originally posted by ravenrock
                              Hi, I dumped W25Q128FW_1.8V, patched with autopatcher, but when booting with it - melody.
                              Is this the correct chip to patch?
                              If it is the correct one, I would appreciate help.
                              S/N: PC-1DTGB8
                              T/N: 20NM-S0KL00
                              The password is no longer in the bios chip but in the EC..


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                              Comment

                              • ravenrock
                                New Member
                                • Feb 2024
                                • 2
                                • USA

                                #17
                                I was reffering to this thread... supposedly patching BIOS chip worked.
                                https://www.badcaps.net/forum/troubl...-removal/page2

                                Comment

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