Lenovo IdeaPad T470 CT470 NM-A931 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Lenovo |
| Model | IdeaPad T470 |
| Board number | NM-A931 |
| Platform | CT470 |
| Board maker (ODM) | Compal |
| Revision | 2.0 |
| Device | Laptop |
| Format | RAR |
| Size | 9.7 MB |
| Marks | clean ME, includes EC firmware |
| Added | January 24, 2023 |
| Updated | |
| Original file name | LENOVO_IDEAPAD_T470_CT470_NM_A931_REV_2_0_2016_10_28_CLEAR_ME_REGION.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 IDEAPAD T470 CT470 NM-A931 REV 2.0 2016-10-28 CLEAR ME REGION BIOS & EC BIOS dump for the Lenovo IdeaPad T470 laptop, board NM-A931 revision 2.0 (platform CT470, Compal design), with the Intel ME region cleared and EC/KBC firmware included. A technician uses a dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Confirm that the board number and revision on your motherboard match NM-A931 rev 2.0 before flashing, and back up the original chip contents first so you can restore them if needed.
The catalog also lists 2 schematics and 15 BIOS dumps for board NM-A931.
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 IdeaPad T470 CT470 NM-A931. 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.