Lenovo GH470 NM-C621 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Lenovo |
| Board number | NM-C621 |
| Platform | GH470 |
| Board maker (ODM) | Compal |
| Revision | 1.0 |
| Device | Laptop |
| Format | RAR |
| Size | 6.7 MB |
| BIOS chip size | 16 MB / 8 MB / 2 MB |
| Added | December 20, 2023 |
| Updated | |
| Original file name | LENOVO_THINKCENTER_M70Q_GH470_NM_C621_REV_1_0_2020_09_28_IQ4X0IL1.rar |
Where to get the file
Opens the matching file on RM Schematics, or its source details if it is not catalogued there yet.
Alternative links
No other copies are known yet.
Description
LENOVO THINKCENTER M70Q GH470 NM-C621 REV 1.0 2020-09-28 IQ4X0IL1 2MB &8MB &16MB BIOS dump for the Lenovo NM-C621 laptop board (platform GH470, built by Compal), revision 1.0, supplied for 16 MB, 8 MB and 2 MB flash chips. The archive is a RAR file of about 6.7 MB. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Before writing anything, confirm that the board number and revision match your board, and save the original chip contents as a backup.
For board NM-C621 the catalog also has 2 schematics, 2 boardview files, and 1 BIOS dump.
Description generated from the catalog data. ·
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Questions about this file
How do I flash this BIOS dump?
Write it to the SPI flash chip with a programmer such as the CH341A and a SOIC8 clip. Read and keep the original contents first, and check that the chip size matches the dump.
Will this BIOS work on my board?
Only if the board number and revision match: Lenovo GH470 NM-C621. Dumps from a different board or revision can leave the board dead.
What does “clean ME” mean?
The Intel ME region in the dump has been reset, so it can be used on another board of the same model. Keep your original dump and transfer serial numbers if needed.