Connection Diagram For Front Panel Connector; Auxiliary Front Panel Power/Sleep Led Connector; Front Panel Connector - Intel BLKD915GMHLK - LGA775 800FSB Dual DDR400 GIG Lan PCI Express mBTX 10 Technical Product Specification

2.8.2.3

Auxiliary Front Panel Power/Sleep LED Connector

Pins 1 and 3 of this connector duplicate the signals on pins 2 and 4 of the front panel connector.
Table 30. Auxiliary Front Panel Power/Sleep LED Connector
Pin Signal Name
1 HDR_BLNK_GRN
2 Not connected
3 HDR_BLNK_YEL
2.8.2.4

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 21 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
Out
Out
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 21. Connection Diagram for Front Panel Connector
Description
Front panel green LED
Front panel yellow LED
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
69