Sony Z50-BR MBX-252 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Sony |
| Model | Z50-BR |
| Board number | MBX-252 |
| Board maker (ODM) | Wistron |
| Device | Laptop |
| Format | RAR |
| Size | 1 MB |
| Added | March 10, 2021 |
| Updated | |
| Original file name | SONY_MBX-252_Wistron_Z50-BR MB _S0206-1 48.4MS03.011.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 Z50-BR laptop, board number MBX-252, produced by Wistron. The archive is a RAR file of about 1 MB, with the original name SONY_MBX-252_Wistron_Z50-BR MB _S0206-1 48.4MS03.011.rar, which carries the board number and BIOS version string. A dump like this is used to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update.
For board MBX-252 the catalog also has 1 schematic 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 Z50-BR MBX-252. 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.