BIOS firmware archive for the Acer Extensa 4630 notebook, packed as a RAR of 818 KB. The name gives no board number, revision or chip details, so open the archive and inspect the dump size and any notes before use. Technicians use such images to recover a corrupted BIOS by writing the SPI flash with a programmer such as a CH341A. Confirm the motherboard number printed on the PCB matches the image, read and save the original chip contents first, and check that the file size equals the flash capacity.
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 @Laptopdesktopbios. 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 →