Sony VPCEA4AYC MBX-224 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Sony |
| Model | VPCEA4AYC |
| Board number | MBX-224 |
| Device | Laptop |
| Format | RAR |
| Size | 1.6 MB |
| Added | August 7, 2021 |
| Updated | |
| Original file name | BIOS SONY VPCEA4AYC MBX-224.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 VPCEA4AYC laptop, board number MBX-224, delivered as a RAR archive of about 1.6 MB under the original file name BIOS SONY VPCEA4AYC MBX-224.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 writing anything, check that the board number on your motherboard matches MBX-224 and that the revision is the same, then read and save the original chip contents as a backup.
For board MBX-224 the catalog also has 8 schematics and 20 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 VPCEA4AYC MBX-224. 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.