Intel DH77DF Technical Product Specification - Page 52
Back Panel CIR Emitter Output Header
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Intel Desktop Board DH77DF Technical Product Specification Table 23. Chassis Intrusion Header Pin Signal Name 1 Intruder# 2 Ground Table 24. Processor and System (4-Pin) Fan Headers Pin 1 2 3 4 Signal Name Ground (Note) +12 V FAN_TACH FAN_CONTROL Note: These fan headers use Pulse Width Modulation control for fan speed. Table 25. 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 26. 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 52
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Intel Desktop Board DH77DF Technical Product Specification
52
Table 23.
Chassis Intrusion Header
Pin
Signal Name
1
Intruder#
2
Ground
Table 24.
Processor and System
(4-Pin) Fan Headers
Pin
Signal Name
1
Ground
(Note)
2
+12 V
3
FAN_TACH
4
FAN_CONTROL
Note:
These fan headers use Pulse Width Modulation control for fan speed.
Table 25.
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 26.
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