Intel Desktop Board D945PWM Technical Product Specification
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2.8.2.5 Front Panel Connector
This section describes the functions of the front panel connector. Table 25 lists the signal names of
the front panel connector. Figure 17 is a connection diagram for the front panel connector.
Table 25. Front Panel Connector
Pin Signal
In/Out Description
Pin Signal
In/Out Description
Hard Drive Activity LED
[Yellow]
Power LED
[Green]
1
HD_PWR
Out
Hard disk LED pull-up
(750
Ω
) to +5 V
2 HDR_BLNK_
GRN
Out
Front panel green
LED
3
HAD#
Out
Hard disk active LED
4
HDR_BLNK_
YEL
Out
Front panel yellow
LED
Reset Switch
[Purple]
On/Off Switch
[Red]
5 Ground
Ground
6 FPBUT_IN In Power
switch
7 FP_RESET#
In Reset
switch
8 Ground
Ground
Power Not
Connected
9
+5
V Power
10
N/C
Not
connected
Pu
rp
le
OM17000
Hard Drive
Activity LED
Reset
Switch
+5 V DC
N/C
Power
Switch
8
6
4
2
9
7
5
3
1
−
+
Single-colored
Power LED
−
+
Dual-colored
Power LED
+
−
Yel
low
Green
R
ed
Figure 17. Connection Diagram for Front Panel Connector
2.8.2.5.1 Hard Drive Activity LED Connector [Yellow]
Pins 1 and 3 [Yellow] can be connected to an LED to provide a visual indicator that data is being
read from or written to a hard drive. Proper LED function requires one of the following:
•
A Serial ATA hard drive connected to an onboard Serial ATA connector
•
An IDE hard drive connected to an onboard IDE connector
