BIOS archive in RAR format for an Intel board code-named Rocky, with board number 11243-1 and the Wistron-style PCB code 48.4SI01.011 printed in the name. Wistron marks its motherboards with a 48.4xxxx.0xx number on the silkscreen, which should be matched exactly before use. The dump is intended for direct programming of the SPI flash with a hardware programmer to restore a board with corrupted firmware. Make a backup read of the existing chip first and compare file size with chip capacity, as a mismatched image will not fit.
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 | 10 Jan 2022 | Open file on RM Schematics |
| @pepeelectronica | 27 Apr 2022 | Open file on RM Schematics |
| @schematics_bios | 26 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 3 Aug 2026 | 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 →