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- Lenovo Thinkpad W520 H0222-5 LKN-3 WS MB
Firmware archive for the Lenovo ThinkPad W520 workstation mainboard, marked with the H0222-5 variant and the LKN-3 platform designation.
BIOS · 5.05 MB · 10 May 2020BIOS rar—5.05 MB - thinkpad T520 BIOS LKN-3 SWG H0221-2 N12P-NS1-S-A1
BIOS firmware package for the Lenovo ThinkPad T520, packed as a 5.01 MB RAR archive. The name carries the tokens LKN-3 and SWG with board code H0221-2, and N12P-NS1-S-A1…
BIOS · 5.01 MB · 16 Jan 2022BIOS rar—5.01 MB - LKN-3 H0220-3 48.4KE34.031 W25Q64CV.bin
Zipped BIOS dump for a board identified as LKN-3 with the code H0220-3 and Wistron-style part number 48.4KE34.031, taken from a Winbond W25Q64CV flash chip.
BIOS · 5.27 MB · 28 Apr 2021BIOS zip—5.27 MB - Lenovo ThinkPad T540P LKM 1 SWG2
Firmware archive for the Lenovo ThinkPad T540p, packed as a 5.59 MB rar. The LKM_1 and SWG2 tokens in the name are probably board or build identifiers, but their meaning…
BIOS · 5.59 MB · 28 May 2019BIOS rar—5.59 MB - Thinpad l380 LKL-1 MB 17821-2 Bios WORKING BIOS
Working BIOS dump for a ThinkPad L380 on the LKL-1 motherboard, board number 17821-2, packed in a 6.04 MB RAR archive.
BIOS · 17821-2 · 6.04 MB · 5 Apr 2022BIOS rar6.04 MB - W540 LKM-1 WS MB 12291-2 N25Q032AX3 EC BIOS GOC
EC BIOS image for a W540 laptop board LKM-1, Wistron number 12291-2, read from a Micron N25Q032AX3 chip, a 32 Mbit (4 MB) SPI device, with GOC added in the name.
BIOS · 12291-2 · 2.82 MB · 1 Aug 2022BIOS rar2.82 MB - LENOVO ThinkPad L390 LKL-2 MB 18724-1M 32MB & 1MB BIOS
BIOS package for the Lenovo ThinkPad L390, board LKL-2 MB with number 18724-1M, in a 10.4 MB RAR file.
BIOS · 18724-1M · 10.4 MB · 27 Jun 2024BIOS rar10.4 MB - LENOVO ThinkPad T530 48.4QE19.031 11222-3 LKN-4 SWG MB
BIOS archive for the Lenovo ThinkPad T530, board code 48.4QE19.031, Wistron 11222-3, labelled LKN-4 SWG MB.
BIOS · 11222-3 · 5.04 MB · 5 Mar 2023BIOS rar5.04 MB - 48.4CU06.031 LKN-1 SWG MB 08272-3
Firmware package for the Wistron LKN-1 SWG mainboard, number 08272-3, PCB code 48.4CU06.031, catalogued under Lenovo.
BIOS · 08272-3 · 3.74 MB · 26 Dec 2019BIOS rar3.74 MB - Lenovo Thinkpad T530 LKN-4 UMA MB 11223-3 48.4QE15.031 BIOS
Lenovo ThinkPad T530 BIOS for the LKN-4 UMA motherboard, Wistron number 11223-3 with board part code 48.4QE15.031, packed as a 7.51 MB RAR.
BIOS · 11223-3 · 7.51 MB · 20 Dec 2018BIOS rar7.51 MB - Lenovo W540 LKM-1 WS MB 12291-2 Working BIOS Dumps
BIOS dumps for the Lenovo ThinkPad W540 on the Wistron LKM-1 WS board 12291-2, described as working, packed in a 6.69 MB ZIP.
BIOS · 12291-2 · 6.69 MB · 16 Mar 2019BIOS zip6.69 MB - LKL-1 MB 17821-1N 16MB BIOS
BIOS dump for a mainboard named LKL-1 with board number 17821-1N, sized for a 16MB flash chip, packed as a RAR of roughly 8.6 MB.
BIOS · 8.58 MB · 24 May 2025BIOS rar—8.58 MB - Lenovo T510 LKN-1 UMA MB MX25L6445E-48.4cu08.031
BIOS dump for the Lenovo ThinkPad T510 on the LKN-1 UMA motherboard, meaning the version with integrated graphics only.
BIOS · 3.88 MB · 25 Aug 2018BIOS rar—3.88 MB - LKM 1 WS MB 12291 2 48 4LO14 021 SPI1 & SPI2 WORKING BIOS 100%
Working firmware for the LKM-1 WS board, Wistron number 12291-2, identifier 48.4LO14.021, containing separate SPI1 and SPI2 images.
BIOS · 12291-2 · 9.18 MB · 28 Feb 2024BIOS rar9.18 MB - LKN-4 WS MB 11220-3 48.4QE12.031 WORKING BIOS 100%
Working BIOS for Wistron board LKN-4 WS MB, with 11220-3 and 48.4QE12.031 listed in the name. The RAR archive is 24.6 MB.
BIOS · 11220-3 · 24.6 MB · 26 Feb 2024BIOS rar24.6 MB - LKN-1 SWG MB 08272-3 448.4CU06.031 i7-M620 WORKING BIOS 100%
BIOS dump from a working Wistron board 08272-3, project LKN-1 SWG MB, part number 448.4CU06.031, fitted with an Intel i7-M620 processor.
BIOS · 08272-3 · 5.77 MB · 28 Oct 2024BIOS rar5.77 MB - LKM 1 WS MB 12291 2 48 4LO13 021 NP15 Q3 A1i7 4940MX WORKING BIOS
Working BIOS for the LKM-1 WS platform on Wistron board 12291-2, identifier 48.4LO13.021, with NP15-Q3-A1 and Core i7-4940MX tokens indicating the GPU and CPU…
BIOS · 12291-2 · 17.9 MB · 28 Feb 2024BIOS rar17.9 MB - ASUS X415JA R2.1 i5-10 GEN CN LK86 CLR ME REGION TESTED OK
ASUS X415JA BIOS for board revision 2.1 with a 10th-generation Core i5, marked CN and LK86 in the name, with the ME region cleared and reported as tested OK.
BIOS · 5.23 MB · 6 Nov 2023BIOS rar—5.23 MB - LENOVO THNKPAD S2 LKL-2 MB 18724-1M 448.0FC04.001M BIOS
BIOS dump for a Lenovo ThinkPad S2 built on the LKL-2 mainboard, board number 18724-1M, with the PCB part reference 448.0FC04.001M included in the name.
BIOS · 18724-1M · 7.71 MB · 24 Dec 2022BIOS rar7.71 MB - LKN-3 W5 MB H0222-5 48.4KE37.05 N12P-Q1-A1 8MB BIOS
BIOS for a board with project name LKN-3 W5 MB, number H0222-5 and part code 48.4KE37.05, paired with an NVIDIA N12P-Q1-A1 GPU variant, as an 8 MB image in a RAR…
BIOS · 8.65 MB · 8 Dec 2024BIOS rar—8.65 MB - LKN-1 SWG MB 08272-3 448.4CU02.031 i7-M620 WORKING BIOS 100%
Working BIOS image for Wistron board 08272-3, project LKN-1 SWG MB, with Wistron part number 448.4CU02.031, taken from a unit with an Intel i7-M620 CPU.
BIOS · 08272-3 · 5.68 MB · 28 Oct 2024BIOS rar5.68 MB - THINKPAD W541 LKM 1 WS MB 12291 2 48 4L013 021 CPU—i7 4710M SR17C
BIOS image for the ThinkPad W541 on the LKM-1 WS motherboard, Wistron 12291-2, part 48.4L013.021, with the name noting an Intel Core i7-4710M processor, stepping code…
BIOS · 12291-2 · 5.89 MB · 8 Aug 2023BIOS rar5.89 MB - LENOVO THINKPAD L390 LKL 2 MB 18724 1M i5 8265U WORKING BIOS 100%
Tested working BIOS for a Lenovo ThinkPad L390 on the LKL-2 mainboard, board number 18724-1M, in the variant fitted with an Intel Core i5-8265U processor.
BIOS · 18724-1M · 8.30 MB · 24 Dec 2022BIOS rar8.30 MB - LKL-1 MB 17821-2 448.0CT04.0021 WORKING BIOS CPU 8 GEN TH
Tested BIOS image for the LKL-1 motherboard, Wistron board number 17821-2, with part code 448.0CT04.0021, packed in a 6.06 MB RAR archive.
BIOS · 17821-2 · 6.06 MB · 5 Apr 2022BIOS rar6.06 MB - LENOVO THINKPAD W541 LKM 1 WS MB 12291 2 48 4L013 021 OKOK WORKING
Working BIOS dump for the Lenovo ThinkPad W541, LKM-1 WS motherboard, Wistron board 12291-2 with identifier 48.4L013.021, double-confirmed OK.
BIOS · 12291-2 · 7.07 MB · 8 Aug 2023BIOS rar7.07 MB - LENOVO THINKPAD W541 LKM 1 WS MB 12291 2 48 4L013 021 WORKING BIOS
Working BIOS for the Lenovo ThinkPad W541, motherboard LKM-1 WS, Wistron board number 12291-2 with part code 48.4L013.021, packed as a 6.73 MB RAR.
BIOS · 12291-2 · 6.73 MB · 8 Aug 2023BIOS rar6.73 MB - LENOVO THINKPAD S2 4TH GEN LKL 2 MB 18724 1 16MB WORKING BIOS 100%
Working BIOS image for the Lenovo ThinkPad S2 4th Gen, LKL-2 mainboard with board number 18724-1, reported as tested and fully functional.
BIOS · 18724-1 · 8.23 MB · 24 Dec 2022BIOS rar8.23 MB - Lenovo w541 LKM-1 WS MB 12291-2 28.4L013.021
BIOS firmware for the Lenovo ThinkPad W541, Wistron board 12291-2 with the project label LKM-1 WS MB and the part code 28.4L013.021.
BIOS · 12291-2 · 2.87 MB · 22 Nov 2020BIOS rar2.87 MB - LENOVO w520 h0222-4 lkn-3 ws mb 48.4ke36.041
BIOS dump package for the Lenovo ThinkPad W520, labelled with board code H0222-4, LKN-3 WS MB and part number 48.4KE36.041.
BIOS · 4.95 MB · 11 Nov 2020BIOS rar—4.95 MB - THINKPAD T530I 48 4QE06 031 11222 3 LKN 4 SWG MB WORKING BIOS 100%
Working BIOS archive for the ThinkPad T530i, the name giving board code 48.4QE06.031 and Wistron number 11222-3 with LKN-4 SWG MB, and stating it is fully tested.
BIOS · 11222-3 · 5.19 MB · 5 Mar 2023BIOS rar5.19 MB - LENOVO THINKPAD T510 KN1 UMA 8 LKN 1 UMA MB 08273 3 48 4CU03 031
Firmware dump for the Lenovo ThinkPad T510 with integrated (UMA) graphics, board KN1 UMA, number 08273-3, with the 48.4CU03.031 reference also in the name.
BIOS · 08273-3 · 3.88 MB · 29 Oct 2022BIOS rar3.88 MB - LENOVO THINKPAD L380 LKL 1 MB 17821 2M 448 0CT04 002 i7 8550U WORKING
Working BIOS dump for the Lenovo ThinkPad L380, packed as a RAR archive of 12.8 MB. The name gives the motherboard as 17821-2M with PCB code 448.0CT04.002 and marks the…
BIOS · 17821-2M · 12.8 MB · 25 Apr 2023BIOS rar12.8 MB - eeprom IC8403 24C08BIOS · 1.00 KB · 3 Nov 2021BIOS bin—1.00 KB
- fichier orginalBIOS · 16.0 MB · 13 Aug 2026BIOS bin—16.0 MB
- K4450 USER ME CLEAN
BIOS dump labelled K4450 with the Management Engine region cleaned and prepared as a user image, associated with Wistron board number 12285-1.
BIOS · 12285-1 · 3.44 MB · 4 Dec 2018BIOS zip3.44 MB - LENOVO W510 GOOD i7 dis KN-1 08271-3
BIOS dump for the Lenovo ThinkPad W510 with an Intel Core i7 and discrete graphics, on Wistron board KN-1, number 08271-3, marked as a good working image; 11.5 MB rar.
BIOS · 08271-3 · 11.5 MB · 13 Apr 2019BIOS rar11.5 MB