BIOS and EC firmware set for the EXO X300 main PCB, and the name reports both as OK, meaning they were tested as working. The 2.55 MB RAR presumably holds separate images for the system BIOS flash and the embedded controller. Use it when a board shows no power, no display or a dead keyboard caused by corrupted firmware. Reflash with a programmer suited to each chip, after saving the current contents and confirming the chip capacities match the files.
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 @biosarchive. 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 | |
|---|---|---|
| @biosarchive | 5 Sept 2020 | Open file on RM Schematics |
| @biositechyangiyer | 10 Sept 2020 | Open file on RM Schematics |
| @biosdumpcomputer | 26 May 2022 | 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 →