BIOS version 1.05 for the Acer Aspire 7250 without discrete graphics, platform AAB70, configuration E452G32Mikk, stored as a 1.03 MB ZIP. The configuration code pins down a specific factory variant, and AAB70 identifies the platform. Use it to recover a board with corrupted firmware through the Acer updater or by programming the SPI flash directly. Check labels and the board first, save the original chip contents, and ensure the image size suits the chip before flashing.
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 →