Wistron boardLaptop mainboardUpdated 2026-09-15
  1. Home
  2. ODMs
  3. Wistron
  4. 12xxx
  5. 12289-1

12289-1 schematic & BIOS

Wistron board used in Lenovo ThinkPad L440, Lenovo L440 LOS-1. 12289-1 12289-2 Lenovo ThinkPad L440 Lenovo L440 LOS-1

Files for 12289-1 (5)

TypeFormatFile nameRev SizeAddedDownloadMirror
Schematic .pdf Lenovo_ThinkPad_L440_Wistron_LOS_1_DIS_UMA_12289_1_Rev_1_Copy.pdf 1 18 MB Telegram —
Schematic .pdf Lenovo_ThinkPad_L440_Wistron_LOS_1_DIS_UMA_12289_1_Rev_1.pdf 1 18 MB Telegram #1
BIOS .bin l440 12289-2 bin-new.bin — 8.0 MB Telegram —
BIOS .rar [BIOS_ARCHIVE]_LOS-1 MB 12289-2 8MB BIOS.rar — 7.5 MB Telegram —
BIOS .rar AFS Lenovo L440 LOS-1 MB 12289-2.rar — 3.3 MB Telegram —

Files are not hosted here: each link opens the original public Telegram post. “Preview” loads that post on this page. Wrong file or a broken link? Tell us. Rights holder? Request removal.

Models using this board

Model names are taken from the file names as published; always confirm the board number printed on your PCB.