Acer Aspire 7741G BIOS at version 1.04, tagged MS2309, supplied as a 1.19 MB ZIP archive. MS2309 is an Acer regulatory model code covering this chassis family, which helps confirm the right hardware. The firmware is used to bring back a board with corrupted firmware, either through the update utility or by writing the chip with an external programmer. Check the PCB details and chip type, save the original contents first, and make sure the extracted binary size matches the capacity of the SPI flash.
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 @bios_laptop. 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 | |
|---|---|---|
| @bios_laptop | 15 Jun 2022 | Open file on RM Schematics |
| @Satale_bios_esquemas_Laptop | 27 May 2023 | Open file on RM Schematics |
How to open a .zip file
Compressed archive that every operating system opens without extra software.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →