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Bios Request for HP DV7-7121NR

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    Bios Request for HP DV7-7121NR

    I'd appreciate anyone who can help me with Bios for my laptop.

    The laptop turns on but caps lock stays blinking white.

    I have done some attempts on flashing and configuring but there are incomplete things that I cannot get through (it´s been lots of days of reading and downloading many files, watching videos, making mistakes on purpose and others not so much)

    The faulty Bios backup I got has the exact information for the new "clean" BIOS. Maybe you can help me ¨see¨ where the problem was with the old Bios.

    I manage to do the following:
    1º Decompress the Bios from HP exe from drivers backup website
    2º Decrypt the bin file
    3º Split the EC and System Bios
    4º Backup the corrupted/damaged BIOS
    5º Flash the new Bios to the laptop
    6º Remove the ¨Manufacture programming mode is in unlock mode¨ warning using the HP BiosConfigUtility64 through the config.txt file
    7º Use the DMI tools on a FreeDOS usb stick to manually write: Product Name, Product Serial Number, Product Number and System Board CT Number

    8º STUCK: On boot still shows message for 2 missing data fields. Can´t write the Product Configuration and Product Family since none of the DMI exes show them so I can´t edit them.
    The config.txt file doesn´t show any of these info, the ones I´m stuck or the one I successfully typed in, only the Unlock/lock mode
    I used the Wistron DMI exes that let me write the invalid ones, but doesn´t show the 2 missing data fields.
    The Quanta 193 shows me other data but it always shows wrong symbols on already correct data (eg Product Name shows ¨random¨ characters)

    I´d appreciate if anyone can complete the information:

    Serial
    2CE2231G09

    System board CT
    RCPATAR11-0220

    Product name
    HP Pavilion dv7 Notebook PC

    SKU
    B5R49UA#ABA

    PCID
    078f190000205720000620100

    Board
    Kroyer/Yeats 1.0MB
    11277-2
    48.4sv01.021

    I attach the 2 Bios, old one and New one ¨clean¨
    Attached Files

    #2
    bios extracted from HP website update for HP Pavilion dv7-7121nr...
    DMI 40000 - 4200F
    Attached Files
    Due to a lack of donations, server free space at a critical level, and possible closure of Bios Requests all donations are welcome, click:

    >>>>> https://www.badcaps.net/index.php?pageid=donate1 <<<<<

    Every donation made will go towards server fees and maintenance costs.

    Comment


      #3
      Originally posted by peste View Post
      bios extracted from HP website update for HP Pavilion dv7-7121nr...
      DMI 40000 - 4200F
      The Bios you uploaded is identical to the one I posted as Clean, HP dropped support for this laptop so no files can be acquired from HP website.

      So the Bios still doesn´t have the Product info that I mentioned on my post #1. I cannot write the mentioned (Product Family and Product Configuration) missing data fields through any of the DMI tools or the HP BiosConfigUtility64.exe

      Click image for larger version

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      Comment


        #4
        use the bios I sent you, or yours is identical and in my post you have the interval where the DMI information is found.. put both bios in the HxD program, open them and copy that interval from the original bios of the laptop to the bios on the website which is virgin (copy-paste), that's all...
        Due to a lack of donations, server free space at a critical level, and possible closure of Bios Requests all donations are welcome, click:

        >>>>> https://www.badcaps.net/index.php?pageid=donate1 <<<<<

        Every donation made will go towards server fees and maintenance costs.

        Comment


          #5
          Originally posted by peste View Post
          use the bios I sent you, or yours is identical and in my post you have the interval where the DMI information is found.. put both bios in the HxD program, open them and copy that interval from the original bios of the laptop to the bios on the website which is virgin (copy-paste), that's all...
          ohh I get it now, let me do it, thanks for the explanation

          I'll get back with the outcome.

          Comment

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