Finding an updated is a common hurdle for hobbyists and repair technicians, as Sony officially released manuals primarily for early revisions like the SCPH-70000 series (GH-035 board) Go to product viewer dialog for this item.
| Model Number | Motherboard Code | Key UPD Chip | Common Failures | | :--- | :--- | :--- | :--- | | | GH-035-01, GH-036-01 | µPD9945 | Mechanical lid sensor failure, laser ribbon cable tear | | SCPH-7500x | GH-037-01, GH-038-01 | µPD9952 | UPD power failure (no boot), spindle motor fails | | SCPH-7700x | GH-040-01, GH-041-01 | µPD9952 | Main fuse (PS1) blows; dead HDMI mod points | | SCPH-7900x | GH-042-01, GH-043-01 | µPD9952 | Thermal pads dry out; UPD overheats | | SCPH-9000x | GH-043-51, GH-045-01 | Integrated PMIC | Internal PSU failure (live AC on board) | ps2 slim schematic diagram upd
(Emotion Engine + Graphics Synthesizer), power supply rails, and the uCON (microcontroller) and DSP sections delta-island.com Key PS2 Slim Schematic Sections Official service manuals, such as the ones for the SCPH-70000 series Finding an updated is a common hurdle for
While there is no single "updated" official paper for all Go to product viewer dialog for this item. If you see zero voltage past these FETs,
The diagram shows that the external 8.5V AC adapter feeds directly into two places: the BD3886 (battery charger IC on later mobile variants) and a set of dual MOSFETs (Q601, Q602). If you see zero voltage past these FETs, check the UPD pin 19 (P150) – it’s the enable signal.