Connecting Internal Headers
Before connecting cables to the internal headers, observe the precautions in "Before You Begin" on
page 23. Figure 18 shows the location of the internal headers.
A
Power (+5 V)
2
1
D–
3
4
D+
5
6
Ground
7
8
Key (no pin)
10
B
+
Alternate
Front Panel
Power LED
–
C
1
HD LED
3
5
Reset
7
+5 V
9
Power (+5 V)
D–
D+
Ground
No
Connection
1
3
2
Power
LED
4
6
On/Off
8
Item
Description
A
Hi-speed USB 2.0 (two)
B
Alternate front panel power LED
C
Front panel
D
Front panel audio
Figure 18. Internal Headers
Installing and Replacing Desktop Board Components
Sense_Send
D
Port1L
1
2
GND
Port1R
3
4
Presence#
Port2R
5
6
Sense1_Ret
7
Key (no pin)
Port2L
9
10
Sense2_Ret
OM18217
37