Motherboard · Compal

NM-C661 — schematic, BIOS & files

14 files for the Compal board NM-C661. Check the revision (REV) printed next to the number on your board before using a BIOS dump.

SCHNM-C661 schematics

SCH RATCHE-1 WHL SVT RT1WL-3 VER 3.12 _NM-C661H PDF.rar
1.6 MB .rar NM-C661 23 Jul 2026 4 sources
SCH LENOVO NM-C661 PDF.rar
1.4 MB .rar Lenovo NM-C661 18 Jul 2026 2 sources
SCH Lenovo_X1_Carbon_8th_Gen_LCFC_GX490_NM_C661_Schematic_&_Silkscreen.rar
5.1 MB .rar Lenovo NM-C661 26 Apr 2026 4 sources
SCH LENOVO NM-C661 PDF.pdf
1.4 MB .pdf Lenovo NM-C661 27 Jan 2026
SCH NM-C661 BOT.pdf
73.3 KB .pdf Compal NM-C661 7 Aug 2025
SCH NM-C661.pdf
1.4 MB .pdf Compal NM-C661 7 Aug 2025
SCH RATCHE-1 WHL SVT RT1WL-3 VER 3.12 _NM-C661H PDF.pdf
1.7 MB .pdf NM-C661 16 Nov 2022

BIOS GX490 NM-C661 REV 1.0 10 TH GEN CPU (1).bin
32.0 MB .bin Compal NM-C661 23 Jan 2026
BIOS NM-C661.BIN
32.0 MB .bin Compal NM-C661 23 Jan 2026
BIOS AFS Lenovo X1 BIOS nm-c661 1.0 BIOS & EC TESTED OK.rar
8.4 MB .rar Lenovo NM-C661 1 Feb 2024
BIOS GX490 NM-C661 REV 1.0 10 TH GEN CPU.rar
12.6 MB .rar Compal NM-C661 25 Apr 2022 2 sources
BIOS Lenovo X1 BIOS nm-c661 1.0 BIOS & EC TESTED OK .zip
13.8 MB .zip Lenovo NM-C661 19 Oct 2021
BIOS GX490 NM-C661 REV 1.0.zip
13.6 MB .zip Compal NM-C661 14 Oct 2021