Sony MBX-194 motherboard schematic marked PVT, meaning a production validation test build, with MB_0701 likely an internal board release tag.

Schematic of Sony board MBX-193, a Quanta design with project code TW1, at revision 3E.

PDF schematic for the Sony MBX-185 motherboard, project M730, with drawing reference M730-1-01 and revision 1.0.

Circuit diagram for the Sony MBX-178 mainboard from project M620, marked PVT, a production validation build, with 0608 and 1000 appearing to be release tags.

Power sequence sheet for the Sony MBX-165 board, MS90 project, rather than a full schematic, as the small 35.8 KB size also suggests.

Schematic for the Sony MBX-163 motherboard used in VAIO VGN-C11 and VGN-C21 models, with the MS60 project code noted in the name.

Circuit diagram of the Sony MBX-153 mainboard for the VAIO VGN-TX56C notebook, in PDF format of about 1.40 MB.

Sony MBX-142 board schematic, with RJ1 appearing to be the project code, M26 a further internal tag and 0528A a release or date reference.

Schematic for an early Sony VAIO mainboard labelled MBX-80, with NE5 apparently the project code and 3E the board revision.

Schematic for Sony board MBX-216, Quanta project GD3 variant A, revision 1A dated 18.08.2009.

Revision 1.0 schematic for the Sony MBX-182 motherboard, project code M720, in a 1.08 MB PDF.

PDF schematic for the Sony MBX-187 mainboard, with IRX-5040 also named, likely a related model or part reference.

Sony laptop schematic in PDF for the Quanta-designed GD1B platform, carried under Sony board number MBX-177A.

Small PDF schematic covering the charger board of the Sony GD1 platform, a Quanta-developed design.

Schematic in PDF for a Sony FJ-series notebook, the name pointing to the FJ67C model and an Intel-based mainboard marked RD1, MB, 0702A.

Motherboard schematic for the Sony VAIO CS series, board number MBX-196, with GD2 in the name indicating the Quanta platform code.

Service documentation for the Sony VAIO VGN-FJ series, stored as a 2 MB PDF and catalogued as a schematic.

Sony SZ series laptop schematic for mainboard MBX-147, apparently the second issue of the file as the suffix suggests.

Quanta RJ6 laptop mainboard schematic, revision 1A, in a 1.64 MB PDF. Quanta is a major ODM whose two- or three-character project codes like RJ6 identify boards built…

Sony PCG-NVR23 notebook schematic, board MBX-67, built on the Quanta NE4 platform at revision 1A.

Circuit diagram for the Sony PCG-K23 laptop on mainboard MBX-114, provided as a roughly 1 MB PDF. No revision is stated in the name, so check the label on the board.

Schematic for Quanta GD1B, Sony board MBX-177A, revision 2A, listed for the PCG-K2T, VGN-CR322H and VGN-CR490 models.

Sony PCG-FR825CP notebook schematic based on Quanta's RB1 platform, revision 1A, as an 874 KB PDF.

Schematic PDF for the Sony PCG-FR310, mainboard MBX-80, a design built on Quanta's NE5 platform. No revision appears in the name, so check the board silkscreen for it.

Quanta GD1A schematic for Sony board MBX-177A, revision 2A, associated with the PCG-5J5M and VGN-CR21S models.

Schematic for the Sony PCG-5G2T, VGN-CR13, built on Quanta GD1 with mainboard MBX-177, revision 1A.

Sony PCG-61611 laptop schematic based on the Quanta NE7 platform, apparently a duplicate or alternate copy given the suffix in the name.

Circuit diagram in PDF for the Sony PCG-61611, built on Quanta's NE7 ODM platform, at 1.03 MB.

Sony board MBX-226 schematic, labelled M9A0 with an MP suffix that usually marks a mass-production release.

Schematic for Sony mainboard MBX-224, with M960 and M970 in the name, which appear to be ODM project codes covered by the same document.

Schematic for Sony mainboard MBX-224, with M960 and M970 in the name, which appear to be ODM project codes covered by the same document.

Circuit schematic in PDF for Sony board MBX-202, identified by the M790 code, about 788 KB.

Sony mainboard MBX-196 schematic, listed for the VGN-CS series with SR also mentioned in the name, as a 1.41 MB PDF. No revision appears, so read it from the board.