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Intel Desktop Board D975XBX Product Guide
40
Connecting Internal Headers
Before connecting cables to the internal headers, observe the precautions in "Before You Begin" on
page 23.
10
87
65
4
2
1
3
No
Connection
Ground
D+
D–
Power (+5 V)
Key (no pin)
Ground
D+
Power (+5 V)
D–
B
109
7
65
4
2
1
3
Sense2_Ret
Key (no pin)
Sense1_Ret
Presence#
GND
Port2L
Sense_Send
Port2R
Port1R
Port1L
+5 V
Reset
HD LED
On/Off
Power
LED
+
–
+
–
12
34
56
7
9
8
E
A
+
–
3
1
D
Alternate
Front Panel
Power LED
10
87
65
4
2
1
3
Ground
+12 V
TPA2–
Ground
TPA1–
Key (no pin)
+12 V
TPA2+
TPA1+
Ground
C
OM18191
Item Description
A Front panel audio
B USB 2.0
C IEEE 1394a
D Alternate front panel power LED
E Front panel
Figure 22. Internal Headers