Connection Diagram For Front Panel Connector; Front Panel Connector - Intel DESKTOP BOARD D955XBK Manual

2.7.2.4

Front Panel Connector

This section describes the functions of the front panel connector. Table 31 lists the signal names of
the front panel connector. Figure 20 is a connection diagram for the front panel connector.
Table 31. Front Panel Connector
Pin Signal
Hard Drive Activity LED
1 HD_PWR
3 HAD#
5 Ground
7 FP_RESET#
9 +5 V
Dual-colored
Power LED
+
−
In/Out Description
[Yellow]
Out Hard disk LED pull-up
(750 Ω) to +5 V
Out Hard disk active LED
Reset Switch
[Purple]
Ground
In Reset switch
Power
Power
N/C
Power
Switch
Single-colored
Power LED
−
+
Figure 20. Connection Diagram for Front Panel Connector
Pin Signal In/Out
Power LED
[Green]
2 HDR_BLNK_ Out
GRN
4 HDR_BLNK_ Out
YEL
On/Off Switch
[Red]
6 FPBUT_IN In
8 Ground
Not Connected
10 N/C
9 +5 V DC
8 7
Reset
Switch
6 5
−
4 3
+
2 1
Technical Reference
Description
Front panel green
LED
Front panel yellow
LED
Power switch
Ground
Not connected
Hard Drive
Activity LED
OM17000
63