BIOS image for a board labelled AI_WL with Wistron number 18836-1 and PCB part code 448.0HE02.0011, described in the name as fully working. Wistron uses the 5-digit project number with a dash revision, and the 448 prefix is its PCB part numbering, so the laptop brand may differ from the maker. Extract the RAR, compare the dump size with the onboard SPI flash and save a copy of the original chip contents before programming with a hardware flasher such as a CH341A or RT809H.
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 (4)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @biosarchive | 3 Dec 2023 | Open file on RM Schematics |
| @generalbios | 16 Dec 2023 | Open file on RM Schematics |
| @generalbios | 17 Dec 2023 | Open file on RM Schematics |
| @generalbios | 14 Jul 2024 | 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 →