Sony M791 MBX-202 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Sony |
| Model | M791 |
| Board number | MBX-202 |
| Device | Laptop |
| Format | RAR |
| Size | 0.8 MB |
| Added | March 25, 2021 |
| Updated | |
| Original file name | sony_MBX-202 (M791).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 Sony M791 laptop, board MBX-202, supplied as a RAR archive under the original file name sony_MBX-202 (M791).rar. 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 on your motherboard matches MBX-202 and that the revision is correct, and read out and save the original chip contents as a backup.
For board MBX-202 the catalog also has 4 schematics and 2 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: Sony M791 MBX-202. 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.