Firmware dump in a 1.67 MB RAR archive for a laptop motherboard numbered DA0AX1MB6H1. That number follows the Quanta pattern: DA0 plus the project code AX1, then MB for mainboard and a final revision suffix, here H1. No laptop brand or model is named in the file, so identify the board by the silkscreen print. Technicians use dumps like this to recover a dead or corrupted BIOS by reprogramming the SPI flash chip with an external programmer. Back up the existing contents first and check the image size against the chip.
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 @jdbios_world. Enginerys does not host this file.
All sources (3)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @jdbios_world | 23 Mar 2017 | Open file on RM Schematics |
| @biosarchive | 12 Dec 2017 | Open file on RM Schematics |
| @IT_SERVICE_WORLD | 27 Oct 2019 | 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 →