Intel Desktop Board DH57DD Technical Product Specification

Technical Reference
45
Table 21. Processor (4-Pin) Fan Header
Pin Signal Name
1 Ground
2 +12 V
3 FAN_TACH
4 FAN_CONTROL
Table 22. Front and Rear Chassis Fan Headers
Pin 4-Wire Support Pin 3-Wire Support
1 Ground 3 Ground
2 Fan power 2 Fan power
3 Fan tach 1 Fan tach
4 Fan control N/A N/A
Table 23. Intel Remote PC Assist Technology Header
Pin Signal Name
1 RPAT#
2 Ground
Table 24. Back Panel CIR Emitter (Output) Header
Pin Signal Name
1 Emitter out 1
2 Emitter out 2
3 Ground
4 Key (no pin)
5 Jack detect 1
6 Jack detect 2
Table 25. Front Panel CIR Receiver (Input) Header
Pin Signal Name
1 Ground
2 LED
3 NC
4 Learn in
5 5 V standby
6 VCC
7 Key (no pin)
8 CIR input