Schematic for Lenovo board NM-A181 at revision R1.1, filed under Compal and supplied as a 976 KB RAR archive. The NM-prefixed number follows LCFC's scheme, the Lenovo and Compal joint venture producing Lenovo laptop boards, and the retail model is not stated. Technicians use these pages to follow the power-on sequence, measure rails against the design and find components by designator. Extract the PDF and verify NM-A181 and revision R1.1 on the PCB before starting work.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @abgm_manutencao_bios. Enginerys does not host this file.
All sources (4)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @abgm_manutencao_bios | 10 Jul 2019 | Open file on RM Schematics |
| @IT_SERVICE_WORLD | 1 Oct 2019 | Open file on RM Schematics |
| @Satale_bios_esquemas_Laptop | 24 Feb 2021 | Open file on RM Schematics |
| @IT_SERVICE_WORLD | 2 May 2021 | Open file on RM Schematics |
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.