Specialized websites like Laptop-Schematics or Scribd sometimes offer the Compal EPG52 schematic. Boardview Viewers:
The schematic identifies the SPI Flash chip (the BIOS chip), allowing you to manually re-flash it with a programmer if the laptop is bricked. Tips for Finding and Using the PDF
The is the official circuit diagram and engineering blueprint for the Compal LA-G121P motherboard , which is most commonly found in the HP Pavilion Gaming 15-dk series laptops.