Apple G4 manual Power Supply 20-Pin Connector

Troubleshooting General/ Power Supply Verification - 24

+12V Pin 10

+5V TRKLPin 9 POK Pin 8 GND Pin 7 +5V Pin 6 GND Pin 5 +5V Pin 4 GND Pin 3 +3.3V Pin 2 +3.3VPin 1

Pin 20+5V

Pin 19+5V

Pin 18GND

Pin 17GND

Pin 16GND

Pin 15GND

Pin 14[Power On] Pin 13GND

Pin 12-12V

Pin 11+3.3V

Figure 1. Power Supply 20-Pin Connector