Lenovo ThinkPad P50 BP500 NM-A451 BIOS (REV 0.3, clean ME)
File details
| Type | BIOS |
|---|---|
| Brand | Lenovo |
| Model | ThinkPad P50 |
| Board number | NM-A451 |
| Platform | BP500 |
| Board maker (ODM) | Compal |
| Revision | 0.3 |
| Device | Laptop |
| Format | RAR |
| Size | 5.6 MB |
| Marks | clean ME, tested by uploader |
| Added | May 8, 2022 |
| Updated | |
| Original file name | ThinkPad_P50_BP500_NM_A451_REV_0_3_2015_05_19_clr_me_region_TESTED.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
BIOS dump for the Lenovo ThinkPad P50 laptop, board number NM-A451 (platform BP500, Compal design), revision 0.3, with the Intel ME region cleaned and marked as tested by the uploader. Technicians use a 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 on your motherboard match the file, and save the original chip contents as a backup. The archive is a RAR file of about 5.6 MB.
For board NM-A451 the catalog also has 1 schematic and 4 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 ThinkPad P50 BP500 NM-A451. 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.