BIOS firmware for the Lenovo ThinkPad T430, here labelled IBM, for the version with discrete graphics as the DIS tag indicates. NZM4H-7 appears to be a board or project code taken from the original name. The 4.85 MB RAR is intended for reprogramming the SPI flash chip with a hardware programmer when the machine is bricked or will not POST. ThinkPads store serial and board data in firmware, so read and keep the original chip contents, and check the chip capacity and graphics option 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 (4)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @biosarchive | 31 Jan 2018 | Open file on RM Schematics |
| @abgm_manutencao_bios | 8 Aug 2019 | Open file on RM Schematics |
| @biositechyangiyer | 19 May 2020 | Open file on RM Schematics |
| @biosdumpcomputer | 25 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 →