A 1.45 MB RAR archive with the circuit schematic of Compal mainboard LA-7912P at revision R0.2. R0.2 is a development-stage revision, so production boards may contain changes. The name carries no notebook brand or model information. Compal, the original design manufacturer, labels laptop boards with LA-numbers, and these are found silkscreened on the PCB. Open the extracted PDF to trace supply nets, identify the components on a shorted line, and check enable and power-good logic during power-up.
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.