BIOS dump for the Acer Aspire E1-572, identified by the full retail configuration code 54204G50Mnkk. No board number or revision is given, so read the mainboard code on the PCB and compare it with the source before use. The 3.98 MB RAR is used to restore corrupted firmware by writing the SPI chip with a hardware programmer. Keep a backup of the existing chip, since it may contain unit-specific data, and verify that the image size fits.
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 →