Pin assignment of internal ports
Power supply ATX
1
11
Pin | Signal | Pin | Signal |
1 | +3.3V(P3V3P) | 11 | +3.3V(P3V3P) |
2 | +3.3V(P3V3P) | 12 | |
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3 | GND | 13 | GND |
4 | +5V (VCC) | 14 | PS on (low asserted) |
5 | GND | 15 | GND |
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6 | +5V (VCC) | 16 | GND |
7 | GND | 17 | GND |
8 | Powergood (high asserted) | 18 | |
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9 | +5V Auxiliary (VCC Aux) | 19 | +5V (VCC) |
10 | +12V (P12VP) | 20 | +5V (VCC) |
Additional power supply ATX12 V
3 
1
Pin | Signal | Pin | Signal |
1 | GND | 2 | GND |
3 | +12 V | 4 | +12 V |
16 - English |