Schematic for the Compal GH53Z motherboard, board number LA-L031P, packed as a PDF inside a RAR archive. Compal uses the LA-xxxxP pattern for its main-board numbers, and the GH53Z project code appears on the PCB silkscreen near the board number. Technicians open the PDF in any reader to trace power rails, follow the power-on sequence, find test points and work out why a rail is shorted. Confirm that the LA-L031P marking and revision printed on your board match before relying on component 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 @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 | 23 Mar 2023 | 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.