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- Lenovo - IBM T400 MLB3I-7 4MB
Firmware image for the Lenovo IBM ThinkPad T400 on the MLB3I-7 board, stated as a 4MB flash dump, delivered as a 3.94 MB RAR archive.
BIOS · 3.94 MB · 28 Aug 2021BIOS rar—3.94 MB - Lenovo ThinkPad Edge E440 IBM E440 NM A151rev1 0 IT8586E BIOS &
BIOS and EC package for the Lenovo ThinkPad Edge E440, built on board NM-A151 revision 1.0, compressed in a 4.84 MB RAR.
BIOS · 4.84 MB · 22 May 2021BIOS rar—4.84 MB - IBM Lenovo G570 G470 Compal LA-6751P LA-6753P ATI BDV
Boardview for the Lenovo G570 and G470, covering Compal boards LA-6751P and LA-6753P, with the ATI token indicating the discrete AMD Radeon graphics variant.
Boardview · LA-6751P · 356 KB · 9 Oct 2021Boardview rar356 KB - IBM Lenovo F41A LA-3571P
Lenovo schematic for the F41A notebook, built on board LA-3571P, supplied as a PDF of about 1.12 MB.
Schematic · LA-3571P · 1.12 MB · 4 Jun 2019Schematic pdf1.12 MB - LENOVO IBM XI WISTRON LNL 1 10303 3 48 4N405 031MXIC MX25L5121EOC
Lenovo firmware dump for a Wistron-built board 10303-3, with the codes XI, LNL, 48.4N405.031 and IBM in the name.
BIOS · 10303-3 · 9.66 MB · 27 Mar 2023BIOS rar9.66 MB - Bios IBM Thinkpad E420s LA 6921P Rev 1 0 UMA Compal BIOS & EC
Firmware package for the ThinkPad E420s on the Compal LA-6921P board, revision 1.0, UMA variant with integrated graphics only.
BIOS · LA-6921P · 2.26 MB · 27 May 2021BIOS rar2.26 MB - LENOVO IBM XI WISTRON LNL 1 10303 3 48 4N405 031 WORKING BIOS 100%
Tested, working BIOS set for a Lenovo laptop on Wistron board 10303-3, also tagged XI, LNL, IBM and PCB code 48.4N405.031.
BIOS · 10303-3 · 8.54 MB · 27 Mar 2023BIOS rar8.54 MB - LENOVO IBM E50 AMD BIOS DAGC6CMB8D0 (8L) REV D100% OK
BIOS image for the Lenovo E50 in its AMD version, built on Quanta motherboard DAGC6CMB8D0, with the 8L marking and revision D shown in the name.
BIOS · DAGC6CMB8D0 · 2.03 MB · 13 Dec 2023BIOS rar2.03 MB - IBM X220i BIOS H0225-3 48 4KH20.031 LDB-1 MB 8MB BIOS
BIOS dump for the IBM/Lenovo ThinkPad X220i, packed as a RAR archive with an 8 MB image.
BIOS · 5.06 MB · 10 Mar 2025BIOS rar—5.06 MB - ACER 4230 LA-4221P REV.1.0 U17 EC-BIOS IBM
EC and BIOS firmware for the Acer 4230 on the Compal LA-4221P board, revision 1.0, in an 815 KB RAR archive.
BIOS · LA-4221P · 815 KB · 28 Jun 2018BIOS rar815 KB - IBM L13 GEN 2 19837-1 WORKING BIOS 100%
BIOS dump for the Lenovo ThinkPad L13 Gen 2 (named IBM in the title), board 19837-1, reported as fully working and packed in a 21.0 MB RAR.
BIOS · 19837-1 · 21.0 MB · 19 Sept 2026BIOS rar21.0 MB - IBM T430S LSN-4 UMA MB 11263-2 48.4QZ01.021 BIOS
BIOS image for the Lenovo ThinkPad T430s, still carrying the old IBM naming, for the LSN-4 UMA mainboard numbered 11263-2 with PCB reference 48.4QZ01.021.
BIOS · 11263-2 · 5.48 MB · 14 May 2025BIOS zip5.48 MB - LENOVO 3000 C100 COMPAL LA 3091P HEL00 BIATHLONIBM15R REV1 0
Lenovo 3000 C100 service archive for Compal board LA-3091P, project HEL00, with the name Biathlon IBM 15 and revision 1.0, stored as a 962 KB RAR file.
Archive · LA-3091P · 962 KB · 23 Feb 2021Archive rar962 KB - T43.ROME-4.5
Schematic in PDF for an IBM/Lenovo ThinkPad T43, with the name pointing to the ROME board design at revision 4.5.
Schematic · 1.22 MB · 6 Sept 2017Schematic pdf—1.22 MB - IMB r61i
BIOS image of 4.00 MB in BIN format whose name reads IMB r61i, most likely a typo for IBM and a reference to the ThinkPad R61i, though the spelling leaves some doubt.
BIOS · 4.00 MB · 15 Jun 2022BIOS bin—4.00 MB - Cam nang sua chua T40-T43 upload
Vietnamese-language repair handbook covering ThinkPad T40 to T43 models; the title translates roughly as repair manual.
Schematic · 1.94 MB · 6 Sept 2017Schematic pdf—1.94 MB - Bios NEC VY25AA-7, LA-4831P
BIOS dump for the NEC VY25AA-7 laptop built on motherboard LA-4831P, compressed to about 1.24 MB.
BIOS · LA-4831P · 1.24 MB · 4 Aug 2018BIOS rar1.24 MB - Lenovo Thinkpad T410 FRU 75Y4066 09A21-3 48.4FZ01.031
Firmware dump for the Lenovo ThinkPad T410, FRU part 75Y4066, with board references 09A21-3 and 48.4FZ01.031 in the name.
BIOS · 3.79 MB · 19 Aug 2018BIOS rar—3.79 MB