Troubleshooting

General/ Power Supply Verification - 26

 

 

GND Pin 11 +12V Pin 10 NC Pin 9 +3.3VPin 8 GND Pin 7 +5V Pin 6 GND Pin 5 +5V Pin 4 GND Pin 3 +3.3V Pin 2

+3.3VPin 1

Pin 22+28V TRKL Pin 21+5V

Pin 20+5V

Pin 19GND

Pin 18GND

Pin 17GND

Pin 16GND

Pin 15[Power On] Pin 14GND

Pin 13-12V

Pin 12+3.3V

Figure 2. Power Supply 22-Pin Connector

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Image 224
Apple G4 manual Power Supply 22-Pin Connector