Connection Diagram For Front Panel Header; Front Panel Header - Intel BLKDG41KR Specification

Intel Desktop Board DG41KR Technical Product Specification
2.2.2.4

Front Panel Header

This section describes the functions of the front panel header. Table 21 lists the signal
names of the front panel header. Figure 11 is a connection diagram for the front panel
header.
Table 21. Front Panel Header
Pin Signal
Hard Drive Activity LED
1 HD_PWR
3 HDA#
5 Ground
7 FP_RESET#
9 +5 V
Figure 11. Connection Diagram for Front Panel Header
2.2.2.4.1 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
50
In/
Out Description
Out Hard disk LED pull-up
to +5 V
Out Hard disk active LED
Reset Switch
Ground
In Reset switch
Power
Power
In/
Pin Signal Out
Power LED
2 HDR_BLNK_ Out
GRN
4 HDR_BLNK_ Out
YEL
On/Off Switch
6 FPBUT_IN In
8 Ground
Not Connected
10 N/C
Description
Front panel green
LED
Front panel yellow
LED
Power switch
Ground
Not connected