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- lenovo W540 lkm-1 ws mb 12291-2 ok testedBIOS · 12291-2 · 8.00 MB · 9 May 2025BIOS bin8.00 MB
- lenovo W540 lkm-1 ws mb 12291-2 ok testedBIOS · 12291-2 · 4.00 MB · 9 May 2025BIOS bin4.00 MB
- Lenovo Thinkpad W541 W540 Wistron LKM 1 WS 12291 2 Schematic & BoardviewBoardview · 2.07 MB · 31 Mar 2021Boardview rar—2.07 MB
- Lenovo Thinkpad W540 Wistron Kome-1 WS 12291-1 Rev -1 PDFSchematic · 12291-1 · 1.93 MB · 12 Nov 2025Schematic pdf1.93 MB
- Lenovo W540 LKM 1 WS MB 12291 2 Working BIOS Dumps telegram BIOSBIOS · 6.82 MB · 24 Sept 2025BIOS zip—6.82 MB
- AFS Lenovo W540 LKM-1 WS MB 12291-2 Working BIOS DumpsBIOS · 12291-2 · 6.48 MB · 1 Feb 2024BIOS rar6.48 MB
- Lenovo W540 LKM-1 WS MB 12291-2 Both Bios JD BIOSBIOS · 12291-2 · 6.69 MB · 7 Apr 2021BIOS zip6.69 MB
- Lenovo W540 LKM 1 WS MB 12291 2 Working BIOS Dumps Luirons BiosBIOS · 6.49 MB · 23 Feb 2021BIOS rar—6.49 MB
- Lenovo W540 LKM 1 WS MB 12291 2 48 4L013 021 Working BIOS DumpsBIOS · 6.82 MB · 24 Sept 2025BIOS zip—6.82 MB
- AFS Lenovo W540 LKM 1 WS MB 12291 2 48 4L013 021 Working BIOS DumpsBIOS · 6.48 MB · 1 Feb 2024BIOS rar—6.48 MB
- Schematic Kome-1 WS 12291-1 (Thinkpad W540)Schematic · 12291-1 · 3.49 MB · 11 Dec 2023Schematic zip3.49 MB
- BoardView Kome-1 WS 12291-1 (Thinkpad W540)Boardview · 12291-1 · 227 KB · 11 Dec 2023Boardview zip227 KB
- LENOVO W540
RAR archive of 3.14 MB for the Lenovo ThinkPad W540, with no board number, revision or content list given in the name.
Archive · 3.14 MB · 1 Aug 2022Archive rar—3.14 MB - Lenovo Thinkpad W540 Wistron Kome-1 WS 12291-1 Rev -1
Lenovo ThinkPad W540 schematic in PDF, Wistron project Kome-1 with board number 12291-1 and a Rev -1 marking; WS in the name commonly denotes Wistron schematic.
Schematic · 12291-1 · 1.93 MB · 13 Sept 2021Schematic pdf1.93 MB - lenovo W540
Archive for the Lenovo ThinkPad W540 mobile workstation, 6.12 MB in RAR format, with no indication in the name of what it contains.
Archive · 6.12 MB · 4 Feb 2020Archive rar—6.12 MB - Lenovo Thinkpad W540 Wistron Kome-1 WS 12291-1 Rev -1
Service package for the Lenovo ThinkPad W540 in a 3.36 MB RAR, covering the Wistron Kome-1 WS motherboard, board 12291-1 Rev -1.
Archive · 12291-1 · 3.36 MB · 1 Aug 2022Archive rar3.36 MB - Lenovo Thinkpad W540 Wistron Kome-1 WS 12291-1 Rev -1
PDF schematic for the Lenovo ThinkPad W540, designed by Wistron under the project name Kome-1 with board number 12291-1 and revision -1.
Schematic · 12291-1 · 3.75 MB · 20 Jan 2022Schematic pdf3.75 MB - Lenovo Thinkpad W541 W540 Wistron LKM 1 WS 12291 2 Schematic & Boardview
Combined schematic and boardview package for the Lenovo ThinkPad W541 and W540, designed by Wistron under the LKM-1 project, board reference WS 12291-2.
Boardview · 2.11 MB · 17 Feb 2021Boardview rar—2.11 MB - Lenovo W540 LKM 1 WS MB 12291 2 48 4L013 021 Working BIOS Dumps
Collection of working BIOS dumps for the Lenovo ThinkPad W540, with the board identified as LKM-1 WS MB 12291-2, packed in a 6.73 MB zip archive.
BIOS · 6.73 MB · 23 Sept 2021BIOS zip—6.73 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 - MEC1633 w540
RAR archive of 101 KB holding embedded controller firmware for the Lenovo ThinkPad W540, built around the Microchip/SMSC MEC1633 keyboard and power controller.
Archive · 101 KB · 1 Aug 2022Archive rar—101 KB - MEC W540.bin
Zipped binary of 108 KB labelled as MEC firmware for the Lenovo ThinkPad W540, referring to the MEC1633 embedded controller that runs power-on sequencing, battery and…
BIOS · 108 KB · 1 Aug 2022BIOS zip—108 KB - MEC1633 W540 12291-2.bin
EC firmware image in a ZIP of 108 KB for the Lenovo ThinkPad W540, meant for the MEC1633 embedded controller on board 12291-2, a Wistron-designed motherboard number.
BIOS · 12291-2 · 108 KB · 1 Aug 2022BIOS zip108 KB - 12291-1
Compact 186 KB RAR for Wistron motherboard 12291-1, the earlier revision of the board used in the Lenovo ThinkPad W540.
Archive · 12291-1 · 186 KB · 1 Aug 2022Archive rar186 KB - 12291-2 spi 1
RAR archive of 2.76 MB for Wistron board 12291-2, labelled spi 1, which suggests the first SPI flash dump from a two-chip setup.
Archive · 12291-2 · 2.76 MB · 1 Aug 2022Archive rar2.76 MB - 12291-2 Late Display
Package for Wistron motherboard 12291-2 in a 3.16 MB RAR, with a name pointing to a late display fix, meaning the screen appears only after a long delay at power-on.
Archive · 12291-2 · 3.16 MB · 1 Aug 2022Archive rar3.16 MB