Compressed RAR archive for a Sony VAIO laptop mainboard identified as MBX-204, with the M850 project code and revision 1.0 noted in the name. At 893 KB it most likely holds a schematic set, though the exact contents are not listed. Sony uses MBX numbers for its VAIO motherboards while the actual board is built by an ODM such as Quanta, Foxconn or Wistron. Use it to trace power rails, follow signals and locate components, and confirm the MBX number and revision printed on the PCB before relying on any values.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @IT_SERVICE_WORLD. Enginerys does not host this file.
All sources (2)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @IT_SERVICE_WORLD | 1 Oct 2019 | Open file on RM Schematics |
| @IT_SERVICE_WORLD | 2 May 2021 | Open file on RM Schematics |
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.