PDF schematic for the Compal LA-4092P laptop motherboard, packed in a RAR archive of about 1.3 MB. The name states no brand, revision or graphics variant. Other files for this board number point to the HP Pavilion DV7, but the title block inside the PDF is the place to confirm it. Repair technicians use it to trace power circuits, test the charger and EC sections, and identify parts around a short. Compal prints its LA numbers on the PCB silkscreen, so make sure the board in hand matches before following the drawings.
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 @schematicslaptop. Enginerys does not host this file.
All sources (2)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @schematicslaptop | 17 Mar 2024 | Open file on RM Schematics |
| @schematics_bios | 14 Aug 2026 | 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.