Compal LA-7731P laptop board schematic, revision 0.3, in a fairly large 3.14 MB PDF. The name gives no brand or model, only the ODM board code and revision. Compal designs and builds notebook motherboards for other brands and identifies each design with an LA-xxxxP number. Repair work with it includes following regulators and enable signals, checking the EC and charger circuits and locating parts that short a rail. Because 0.3 is a pre-release revision, compare the board marking and component values with the real PCB.
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_esquemas. Enginerys does not host this file.
All sources (8)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @abgm_manutencao_esquemas | 14 Jul 2019 | Open file on RM Schematics |
| @notebookschematic | 19 Jul 2020 | Open file on RM Schematics |
| @pepeelectronica | 24 Apr 2022 | Open file on RM Schematics |
| @Satale_bios_esquemas_Laptop | 12 Oct 2022 | Open file on RM Schematics |
| @ShareMan_Electronic_Files | 6 May 2025 | Open file on RM Schematics |
| @schematiclaptopramkushwaha | 13 Sept 2025 | Open file on RM Schematics |
| @schematics_bios | 25 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 1 Aug 2026 | Open file on RM Schematics |
How to open a .pdf file
The standard format for schematics, block diagrams, power-sequence charts and service manuals.