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- GD25Q64 20180413 122905BIOS · 8.00 MB · 7 May 2025BIOS bin—8.00 MB
- LPD-1 (12290-1M 4LH03)Archive · 12290-1M · 3.47 MB · 8 Jul 2023Archive rar3.47 MB
- LB59A 12290-1 PDFSchematic · 12290-1 · 1.95 MB · 29 Jul 2023Schematic pdf1.95 MB
- THINKPAD L540 MX25L6473E 12290 1MBIOS · 8.00 MB · 5 May 2025BIOS bin—8.00 MB
- Lenovo L540 12290-1 Boardview(PK)Boardview · 12290-1 · 130 KB · 27 Oct 2025Boardview rar130 KB
- Lenovo-lpd-1-12290-2-48.4lh02.021Archive · 12290-2 · 12.1 MB · 15 Nov 2025Archive zip12.1 MB
- AFS BIOS LENOVO L540 LPD-1 MB 12290-2BIOS · 12290-2 · 3.54 MB · 1 Feb 2024BIOS rar3.54 MB
- BIOS THINKPAD L540 MX25L6473E 12290 1M BIN telegram BIOS RepairBIOS · 3.58 MB · 19 Sept 2025BIOS zip—3.58 MB
- LENOVO THINKPAD L540 LPD 1 12290 1M 48 4LH01 01M WORKING BIOS 100%BIOS · 3.58 MB · 24 Sept 2025BIOS zip—3.58 MB
- BIOS Lenovo ThinkPad L540 Wistron LPD 1 12290 1M 48 4LH01 01M MX25L64BIOS · 3.58 MB · 19 Sept 2025BIOS zip—3.58 MB
- AFS BIOS Lenovo ThinkPad L540 Wistron LPD 1 12290 1M 48 4LH01 01MBIOS · 3.35 MB · 1 Feb 2024BIOS rar—3.35 MB
- BIOS LENOVO L540 LPD 1 MB 12290 2 telegram BIOS Repair 2025 09 16BIOS · 3.77 MB · 19 Sept 2025BIOS zip—3.77 MB
- Lenovo L540 12290-1 Boardview
Boardview for the Lenovo ThinkPad L540 motherboard, board number 12290-1, a five-digit code that follows Wistron's numbering.
Boardview · 12290-1 · 176 KB · 29 Jul 2023Boardview rar176 KB - BIOS LENOVO L540 LPD-1 MB 12290-2
Lenovo ThinkPad L540 BIOS for the Wistron LPD-1 motherboard, revision 12290-2, supplied as a 3.59 MB RAR archive.
BIOS · 12290-2 · 3.59 MB · 18 Oct 2021BIOS rar3.59 MB - Lenovo L540 12290-1 Boardview
Boardview for the Lenovo ThinkPad-class L540 laptop, tied to board number 12290-1, a numbering pattern associated with Wistron as the ODM rather than LCFC.
Boardview · 12290-1 · 154 KB · 29 Jul 2023Boardview zip154 KB - LB59A 12290-1 PDF
Schematic in PDF form for the LB59A platform on the Wistron-numbered 12290-1 motherboard, packed in a 1.77 MB RAR archive.
Schematic · 12290-1 · 1.77 MB · 18 Oct 2021Schematic rar1.77 MB - THINKPAD L540 MX25L6473E 12290-1M
Firmware image for the Lenovo ThinkPad L540, labelled for a Macronix MX25L6473E flash chip, a 64 Mbit (8 MB) SPI part, and board 12290-1M.
BIOS · 12290-1M · 3.45 MB · 15 Jun 2022BIOS zip3.45 MB - BIOS THINKPAD L540 MX25L6473E 12290-1M.BIN
BIOS dump for the Lenovo ThinkPad L540, taken from a Wistron-designed mainboard numbered 12290-1M.
BIOS · 12290-1M · 3.50 MB · 18 Oct 2021BIOS zip3.50 MB - LENOVO THINKPAD L540 LPD 1 12290 1M 48 4LH01 01M WORKING BIOS 100%
Tested BIOS dump for the Lenovo ThinkPad L540, board code LPD 12290-1M with the reference 48.4LH01.01M, archived in RAR format and labelled working.
BIOS · 12290-1M · 7.37 MB · 12 Jun 2024BIOS rar7.37 MB - BIOS Lenovo ThinkPad L540 Wistron LPD 1 12290 1M 48 4LH01 01M MX25L6473E
Firmware image for a Lenovo ThinkPad L540 built on the Wistron LPD-1 platform, board 12290-1M, with the PCB code 48.4LH01.01M also given in the name.
BIOS · 3.40 MB · 18 Oct 2021BIOS rar—3.40 MB - LPD 1 MB12290 2 48 4LH01021 GREEN 4MB & 8MB BIOS & UNLOCKED
BIOS package for board MB 12290-2 on the LPD-1 platform, PCB code 48.4LH01.021, marked GREEN and containing both 4 MB and 8 MB images, described as unlocked.
BIOS · 7.59 MB · 18 Oct 2021BIOS rar—7.59 MB