Compal LA-1851 schematic set at revision R0.5, packed in a RAR archive of about 1.16 MB. The name gives only the board number and revision, with no laptop brand or model. Compal is a contract manufacturer whose LA- numbers appear on boards built for several laptop brands. Extract the archive, usually to a PDF, and use the pages to follow power rails, check signal paths and find component designators while diagnosing a dead or shorted board. Confirm that the LA number and revision printed on the PCB match before relying on any values.
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 (5)
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 |
| @abgm_manutencao_esquemas | 14 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.