Sony Z50CR MBX-266 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Sony |
| Model | Z50CR |
| Board number | MBX-266 |
| Device | Laptop |
| Format | RAR |
| Size | 3.3 MB |
| Marks | includes EC firmware |
| Added | October 5, 2023 |
| Updated | |
| Original file name | SONY_MBX_266_Z50Cr_s1202_2_ATI_dis_MBX_266_Z50Cr_E234B368_2160833000.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
SONY MBX-266_Z50Cr_s1202-2_ATI-dis_MBX-266_Z50Cr_E234B368_2160833000-3002_L_OK BIOS & EC The BIOS dump for the Sony Z50CR laptop, board number MBX-266, comes as a RAR archive of about 3.3 MB and includes the EC/KBC firmware alongside the main BIOS image. Technicians use a dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update, and the EC/KBC firmware is useful when the embedded controller also needs restoring. Before flashing, confirm that the board number and revision on your motherboard match the file, and read out and save the original chip contents as a backup.
The catalog also lists 2 schematics and 18 BIOS dumps for board MBX-266.
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 Z50CR MBX-266. 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.