A BIOS / firmware dump for Lenovo hardware (board NM-E791). Shared as “JS47R-JS57R- NM-E791 REV 1.0 BIOS 100% OK.rar” — a .rar file, 4.17 MB.
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 @pkbiosbdv. Enginerys does not host this file.
All sources (2)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @pkbiosbdv | 16 Aug 2025 | Open file on RM Schematics |
| @zinfoservicebios | 29 Jul 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.
7-ZipWinRARThe Unarchiver (macOS)
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →