It's an official modification carried out by Sony. There were some TVs (notably some Zenith models) that didn't like the sync the PlayStation produced and that board changed the way the composite sync was produced to fix the problem.

If you phoned up the service line and complained that the image ...

hello all, i have a SCPH-1001 that i purchased a long time ago, i opened it up to wire in a MM3 chip and found it had some sort of module that had been soldered onto the bottom of the board, i took a pic of the motherboard to make my own MM3 install diagram, can anyone tell me what this module is ...

i think PS1CardLink would be the one stop shop if it supported the ps3 memory card adapter and maybe add support for ps2 memory cards, so users could connect their ps2 memory cards to the pc and copy saves to and from the memory cards quickly with ease. im willing to donate to the project if you ...