Firmware for the Acer Aspire 7740G stored as a 1.69 MB RAR archive, with no version or board number in the name. Open it to identify the image type and version before use. Its size is consistent with a full BIOS chip dump. Technicians typically program such dumps into the SPI flash to revive boards that fail to POST after a bad update or chip corruption. Confirm the motherboard matches, read and archive the original chip first, and write only an image whose length equals the chip 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 @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 .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 →