Sony legally allowed service manuals to be distributed for repair purposes.
Introduced a unified ASIC (Application-Specific Integrated Circuit) for the EE and GS. Schematics for these models, such as the SCPH-75000 Series , focus on the updated BIOS and redesigned optical block. SCPH-790xx (V16) ps2 slim schematic diagram upd
: Circuits leading to the Multi-AV port, which can be modified or tapped for internal HDMI upgrades. Sony legally allowed service manuals to be distributed