Lenovo E480 EE580 NM-B421 BIOS (REV 1.0)
File details
| Type | BIOS |
|---|---|
| Brand | Lenovo |
| Model | E480 |
| Board number | NM-B421 |
| Platform | EE580 |
| Board maker (ODM) | Compal |
| Revision | 1.0 |
| Device | Laptop |
| Format | RAR |
| Size | 7.2 MB |
| Marks | tested by uploader |
| Added | November 17, 2022 |
| Updated | |
| Original file name | LENOVO_E480_EE480_EE580_NM_B421_REV_1_0_2017_10_30_WORKING_BIOS.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 E480 EE480 EE580 NM-B421 REV 1.0 2017-10-30 WORKING BIOS 100% BIOS dump for the Lenovo E480 laptop, board number NM-B421, revision 1.0, from Compal with platform EE580. The uploader marks it as tested. Technicians use a dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Before flashing, confirm that the board number and revision match your board, and back up the original chip contents first. The archive is a 7.2 MB RAR file named with the E480, EE480 and EE580 identifiers.
For board NM-B421 the catalog also has 2 schematics, 3 boardview files, and 8 BIOS dumps.
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 E480 EE580 NM-B421. 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.