Laptop schematic in PDF form for the Compal LA-7441P motherboard, revision 01, with PBL80 being the Compal project code shown in the name. Compal LA-series numbers mark boards it built for brands such as Acer, Dell, HP, Lenovo and Toshiba. The diagram helps trace power rails, power-on sequencing, charger and CPU VRM circuits, and signal paths during repair. Open it in any PDF viewer and confirm the LA number and revision printed on the PCB before working from it.
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 (9)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @abgm_manutencao_esquemas | 4 Aug 2019 | Open file on RM Schematics |
| @opendatasheet | 21 Jan 2021 | Open file on RM Schematics |
| @pepeelectronica | 21 Apr 2022 | Open file on RM Schematics |
| @pepeelectronica | 24 Apr 2022 | Open file on RM Schematics |
| @smschematics | 26 Nov 2025 | Open file on RM Schematics |
| @schematics_bios | 24 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 24 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 27 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.