Connection Diagram For Front Panel Header; Front Panel Header - Intel BLKDG965RYCK Technical Product Specification

2.8.2.3

Front Panel Header

This section describes the functions of the front panel header. Table 27 lists the signal
names of the front panel header. Figure 17 is a connection diagram for the front panel
header.
Table 27. Front Panel Header
Pin Signal
Hard Drive Activity LED
1 HD_PWR
3 HDA#
Reset Switch
5 Ground
7 FP_RESET#
9 +5 V
Dual-
colored
Power LED
Figure 17. Connection Diagram for Front Panel Header
2.8.2.3.1 Hard Drive Activity LED Header
Pins 1 and 3 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
• A Parallel ATA IDE hard drive connected to an onboard Parallel ATA IDE connector
In/
Out Description
Out Hard disk LED
pull-up to +5 V
Out Hard disk active
LED
Ground
In Reset switch
Power
Power
N/C
Power
Switch
-
+
+
-
Single-
colored
Power LED
In/
Pin Signal Out
Power LED
2 HDR_BLNK_GRN Out
4 HDR_BLNK_YEL Out
On/Off Switch
6 FPBUT_IN In
8 Ground
Not Connected
10 N/C
+5 V DC
9
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
OM18331
55