Lenovo EG524 NM-B453 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Lenovo |
| Board number | NM-B453 |
| Platform | EG524 |
| Board maker (ODM) | Compal |
| Revision | 1 |
| Device | Laptop |
| Format | RAR |
| Size | 4.8 MB |
| Added | January 18, 2021 |
| Updated | |
| Original file name | LENOVO_IDPAD_320_15IKB_Type_81BG,_81BT_EG523_EG524_NM_B453_Rev_1.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 laptop built on the Compal NM-B453 board, revision 1, platform EG524. The archive is about 4.8 MB and its original name refers to the IdeaPad 320-15IKB, types 81BG and 81BT. 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 flashing, confirm that the board number and revision match your board, and back up the original chip contents so you can recover if something goes wrong.
For board NM-B453 the catalog also has 1 schematic, 2 boardview files, and 6 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 EG524 NM-B453. 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.