BIOS for the MSI Z68A-G43 (G3) desktop motherboard, MSI model code MS-7750, packed in a RAR archive. MSI uses MS-xxxx numbers to identify its boards, and the code is printed on the PCB, usually near the PCIe slots. A board-specific image like this helps recover a failed update or a corrupted chip by writing it with an SPI programmer. Confirm that the G3 variant matches your board, since different versions may need different firmware, and save a copy of the original chip before flashing.
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 | 13 Mar 2024 | Open file on RM Schematics |
| @generalbios | 14 Jul 2024 | Open file on RM Schematics |
| @generalbios | 4 Nov 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 →