Intel BLKDX58OG Product Specification - Page 50

Front Panel Header

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Intel Desktop Board DX58OG Technical Product Specification 2.2.2.5 Front Panel Header This section describes the functions of the front panel header. Table 22 lists the signal names of the front panel header. Figure 12 is a connection diagram for the front panel header. Table 22. Front Panel Header Pin Signal In/ Out Description Hard Drive Activity LED 1 HD_PWR Out Hard disk LED pull-up to +5 V 3 HDA# Out Hard disk active LED Reset Switch 5 Ground Ground 7 FP_RESET# In Power Reset switch 9 +5 V Power Pin Signal In/ 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 Description Front panel green LED Front panel yellow LED Power switch Ground Not connected Figure 12. Connection Diagram for Front Panel Header 2.2.2.5.1 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 or optical drive connected to an onboard Serial ATA connector • A Parallel ATA IDE hard drive or optical drive connected to an onboard Parallel ATA IDE connector 50

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Intel Desktop Board DX58OG Technical Product Specification
50
2.2.2.5
Front Panel Header
This section describes the functions of the front panel header.
Table 22 lists the signal
names of the front panel header.
Figure 12 is a connection diagram for the front panel
header.
Table 22.
Front Panel Header
Pin
Signal
In/
Out
Description
Pin
Signal
In/
Out
Description
Hard Drive Activity LED
Power LED
1
HD_PWR
Out
Hard disk LED
pull-up to +5 V
2
HDR_BLNK_GRN Out
Front panel green
LED
3
HDA#
Out
Hard disk active
LED
4
HDR_BLNK_YEL
Out
Front panel yellow
LED
Reset Switch
On/Off Switch
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
Figure 12.
Connection Diagram for Front Panel Header
2.2.2.5.1
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 or optical drive connected to an onboard Serial ATA
connector
•
A Parallel ATA IDE hard drive or optical drive connected to an onboard Parallel ATA
IDE connector