bios dump working for lenovo yoga pro 2

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  • maeson
    BIOS Request - Lenovo Yoga L13 Gen3 (AMD)
    by maeson
    Hi dear Badcaps-Community,

    Somehow an auto update, which I triggered before I left my laptop unattended, bricked my BIOS.
    I was able to extract the 2MB BIOS and 16MB BIOS which I will attend. (CH341B black with NeoProgrammer 2.2.0.10)

    The Device is a Lenovo Yoga L13 Gen3 and I was able to identify the following specifications:

    Lenovo Yoga L13 Gen 3 AMD:
    Lenovo Modell: Type 21BB
    Artikelnr.21BB006GGE
    Seriennummer: PW0A6207
    AMD Ryzen™ 5 PRO 5675U
    Memory 16 GB DDR4-3200MHz
    SSD: 512 GB SSD, M.2 2242, PCIe Gen4, TLC,...
    10-31-2025, 03:08 AM
  • joven016
    Lenovo Ideapad S145 need working bios HELP!!
    by joven016
    Problem is blinking power led only
    i don't know exactly if it's s145-15igm or s145-14igm
    have a backup bios file but i dont know the serial.. coz text already erased at the back of the cover
    Mother board : fs440fs541 nm-c111 rev 1.0 2019-01-08

    Already tested some of posted bios here
    S145-14igm - success but invalid serial and not booting on OS
    S145-15igm - success with serial and some other info in bios but still not booting on OS
    already tried installing new windows but always booting on bios setup
    windows installer flash drive detected on...
    08-21-2025, 10:55 PM
  • AHmad_Salal
    Need BIOS Dump/ROM for Lenovo Thinkstation p500
    by AHmad_Salal
    Hello all,
    I have a Lenovo Thinkstation P500 that is stuck at post with no display, it happened after I changed the memory timings in bios. I can not clear CMOS using the jumper on the motherboard, also tried re-flashing bios suing a USB stick but it also doesn't work. The only solution that I can think of right now is re-flashing the bios chip using an external programmer but the problem is that I don't have the bios dump of p500 for flashing externally and I don't know the location of bios chip. If someone can provide the bios dump and bios chip location it would be really helpful....
    11-28-2023, 05:28 AM
  • TyMercer
    Can I flash a working BIOS from one computer to another of the same make, model, etc?
    by TyMercer
    Apologies if this is the wrong forum, but I'm not looking for a specific BIOS file, I'm trying to understand how one makes a clean BIOS file. So here's the background. I have 2 HP EliteDesk 800 g2 mini 35w pcs. One is working fine; the other doesn't have display out or working USB's nor does it have any flashing error lights. The CPU does get worm enough to cause the fan to spin up, so I think it's posting, but I just don't know. I had it working at one point but trouble started when I tried to put in a drive caddy that had a cooling fan on it. I thought it would be compatible but wasn't...
    11-13-2025, 09:39 PM
  • HotSaladMan
    Lenovo ThinkBook 14S Yoga ITL Bad Flash + Need Bios
    by HotSaladMan
    *##*#*#*#*#*#Cringe Warning Used Clips for Tl866ii Plus Backups#*#*#*#*#*#

    Model : Lenovo ThinkBook 14S Yoga ITL
    S/N : MP28JT19
    MFG Date : 2022/02/09
    Factory ID PRC4
    MO : MPNXB26080FX
    MTM : 20WE001US
    MODULE FCC ID : PD9AX201NG
    IC : 1000M-AX201NG

    BOARD INFO

    FLV34 LA-KO51P
    REV : 1B 2020-08-24

    Bit of Info


    Using Tl866ii Plus, it would scan the chip but wouldn't not detect the
    chip id, so i would always uncheck the id check, so it would bypass the error
    i did in fact make...
    11-07-2024, 07:46 AM
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