Boards MBX-253 10
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- MBX-253 Z40BR PCG-61B11WBIOS · MBX-253 · 2.00 MB · 22 Jul 2020BIOS bin2.00 MB
- MBX-253 PCG-61B11W OKBIOS · MBX-253 · 2.00 MB · 22 Jul 2020BIOS bin2.00 MB
- ASF PCG-61B11W MBX-253 OKBIOS · MBX-253 · 2.00 MB · 9 May 2025BIOS bin2.00 MB
- SONY PCG-61B11W=2=MBX-253 Z40BRArchive · MBX-253 · 1003 KB · 20 Apr 2021Archive zip1003 KB
- PCG-61B11W MBX-253 OK (Luirons Bios)BIOS · MBX-253 · 980 KB · 22 Feb 2021BIOS rar980 KB
- SONY MBX-253 Z40BR BIOS (Luirons Bios)BIOS · MBX-253 · 979 KB · 22 Feb 2021BIOS rar979 KB
- PCG-61B11W MBX-253 OK telegram BIOS Repair-2025-09-16BIOS · MBX-253 · 1.11 MB · 24 Sept 2025BIOS zip1.11 MB
- AFS PCG-61B11W MBX-253 OK
BIOS image for the Sony VAIO PCG-61B11W on Sony board MBX-253, which the file name marks as OK, meaning a working dump.
BIOS · MBX-253 · 978 KB · 9 Feb 2024BIOS rar978 KB - PCG-61B11W MBX-253 OK
BIOS dump for a Sony VAIO PCG-61B11W built on the Sony MBX-253 motherboard, archived as a 980 KB RAR file and marked OK, meaning it was reported as working.
BIOS · MBX-253 · 980 KB · 21 Jan 2019BIOS rar980 KB - SONY MBX-253 Z40BR BIOS
Sony VAIO firmware image for the MBX-253 motherboard, with the Z40BR tag also given in the name, packed as a 979 KB RAR archive.
BIOS · MBX-253 · 979 KB · 21 Jan 2019BIOS rar979 KB