Chapter 1
Quick Installation
6
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mPGA478B
CPU Fan
Auxiliary Fan
System Fan
PIN Assignment
1: GND
2: 12V
3: Sensor
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mPGA478B
Infrared connector (IR)
Internal USB connector
SMBus connector
PIN Assignment
1: SMB USCLK
2: NC
3: GND
4: SMB DATA
5: VCC
PIN Assignment
1: 5V 6: NC
2: NC 7: CIRRX
3: IRRX 8: 5VSB
4: GND 9: NC
5: IRTX 10: NC
PIN Assignment
1: 5V 6: 5V
2: USBDT2- 7: USBDT3-
3: 8:
4: GND 9: GND
5: GND 10: NC
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9 10
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4 5