BIOS and EC firmware pair for the Acer Aspire 4830, Compal board LA-7231P, revision 1.0, in a 1.88 MB RAR. Compal names its boards LA-xxxxP, and the revision is printed near the code on the PCB. With both images available, a technician can rebuild a dead system where the embedded controller or the BIOS flash is corrupted. Read and save the original chip with a programmer before writing. Confirm whether this board uses a shared or separate EC flash, and check that each image fits its chip.
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 @biosarchive. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →