Lenovo C340-15IIL,S340-14IIL,S340-15IIL,S340-15IIL Touch,Flex-15IIL Bios + EC

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  • akwky
    Fixed: Lenovo P14s Gen 1 (type 20Y1, 20Y2) Laptop (ThinkPad) bricked by a withdrawn BIOS update (r1buj82w)
    by akwky
    Hi!
    Went dumpster-diving and found a bricked Lenovo P14S in trash, few weeks earlier. Symptoms - no screen, no POST, no beep, just keyboard LEDs flashing on powerup. Mute button+LED was responding though, and the display self-test was still working (via the key combo Ctrl+Fn+Power held for some seconds, see the Service manual).

    Incidentally, Windows 11 have recently started auto-flashing computer BIOS in our region. Even more suspiciously, Lenovo has released a BIOS update just few days before the PC was trashed. About a week later, the BIOS update image has been oficially marked...
    04-14-2025, 01:56 PM
  • Thomas Dunlap
    Corrupted/Interrupted Bios Update Lenovo Legion S7 15ACH6
    by Thomas Dunlap
    Hello,

    I have a Lenovo Legion S7 15ACH6 that was interrupted during a BIOS update and is now bricked. Symptoms: fans spin, RGB keyboard lights up, but no display/POST.

    The BIOS chip is a Gigadevice GD25LR128. I’m using a CH341A with a 1.8 V adapter. In AsProgrammer I selected GD25Q128 (since GD25LR128 isn’t listed) and successfully made a dump (BiosDump2_pf3eg12j.rar).

    My understanding is that I’ll need a known good BIOS dump for this exact model, ideally matched to my laptop’s serial number (PF3EG12J), and that the Windows license key/serial should also...
    09-26-2025, 12:45 PM
  • mikeybass
    Dell 9010 MT BIOS Update Always Fails
    by mikeybass
    Hi, I hope some one has some advice for me. I searched the forums but didn't see anything relevant. I acquired two identical Dell 9010 Mid Tower computers from a business office upgrade (they were going to throw them out). Both of them have the same motherboard (00F82W). One of them works flawlessly. The other one had a corrupted BIOS. I tried flashing numerous main BIOS and EC files from the internet, but none of them worked. I decided to copy the main BIOS and EC from the working 9010 computer and successfully flashed the corrupted BIOS. This got the computer able to boot again and run norm...
    04-23-2025, 04:30 PM
  • keropi
    Lenovo M92p TINY 3238 lost ability to boot after BIOS update
    by keropi
    Hello!
    yesterday I received from eBay a Lenovo M92p TINY model 3238 system with 4GB of RAM and a 500GB mechanical HDD.
    I tested it and it worked fine, it booted to a fresh Win10 x64 French OS .
    The plan was to replace the mechanical HDD with an SDD one and upgrade RAM to the max 16GB since I had 2x 8GB SODIMM modules.

    I noticed that there was an update on the Lenovo support site so I thought I'd do that first and then proceed with the upgrades and installation of new OS.
    The windows BIOS update completed successfully and the system booted to a bios-like...
    12-17-2021, 09:36 AM
  • doivaythoiem
    LENOVO NM-E291 REV0.2 Update bios error
    by doivaythoiem
    Need help bios
    LENOVO NM-E291 REV0.2 UPDATE BIOS ERRO
    SN not found because it was deleted
    original bios...
    02-18-2025, 03:25 AM
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