Lenovo ThinkPad P52 EP520 NM-B562 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Lenovo |
| Model | ThinkPad P52 |
| Board number | NM-B562 |
| Platform | EP520 |
| Board maker (ODM) | Compal |
| Revision | 1.0 |
| Device | Laptop |
| Format | RAR |
| Size | 9.5 MB |
| BIOS chip size | 1 MB |
| Added | November 13, 2022 |
| Updated | |
| Original file name | THINKPAD_P52_Type_20M9,_20MA_EP520_NM_B562_Rev_1_0_P72_1_17_N2CET34W.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
THINKPAD P52_Type_20M9,_20MA_EP520_NM_B562_Rev_1_0_P72_1_17_N2CET34W 23MB & 1MB &256KB BIOS dump for the Lenovo ThinkPad P52 laptop, board NM-B562 revision 1.0, platform EP520 with Compal as the ODM. The archive is a RAR file of about 9.5 MB, and the flash chip size listed is 1 MB. Technicians use a BIOS dump like this to reprogram the SPI flash with a programmer after BIOS corruption or a failed update. Before writing anything, confirm the board number and revision match your machine and back up the original chip contents.
The catalog also lists 1 schematic, 1 boardview file, and 1 BIOS dump for board NM-B562.
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 P52 EP520 NM-B562. 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.