Intel Desktop Board DH57DD Product Guide
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Table 12 shows the pin assignments for the front panel CIR receiver (input) header
and Table 13 shows the pin assignments for the back panel CIR emi
tter (output)
header.
Table 12. Front Panel CIR Receiver (Input) Header Signal Names
Pin Signal Name Pin Signal Name
1 Ground 2 LED
3 No Connection 4 Learn-In
5 +5 V Standby 6 Vcc
7 Key (no pin) 8 CIR Input
Table 13. Back Panel CIR Emitter (Output) Header Signal Names
Pin Signal Name 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
Intel
®
RPAT Header
Figure 22, G shows the location of the Intel RPAT header. Table 14 shows the pin
assignments and signal names for the Intel RPAT header.
Table 14. Intel RPAT Header Signal Names
Pin Description
1 RPAT#
2 Ground
Chassis Intrusion Header
Figure 22, H shows the location of the chassis intrusion header. This header can be
connected to a mechanical switch on the chassis to detect if the chassis cover is
removed. This switch should be in the open position when the chassis cover is
installed and closed when the cover is removed.
Table 15 shows the pin assignments and
signal names for
the chassis intrusion header.
Table 15. Chassis Intrusion Header Signal Names
Pin Description
1 Ground
2 Intruder#