Intel D865PCK English Product Guide - Page 33

Connecting the Front Panel Header, Connecting the USB 2.0 Header

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Installing and Replacing Desktop Board Components Connecting the Front Panel Header Before connecting the front panel header, observe the precautions in "Before You Begin" on page 21. Figure 10-D on page 32 shows the location of the front panel header. Table 4 shows the pin assignments for the front panel header. Table 4. Front Panel Header Pin Signal In/Out Description Hard Drive Activity LED Pin Signal In/Out Description Power LED 1 HD_PWR Out Hard disk LED pull- 2 HDR_BLNK_GRN Out Front panel green up (330 Ω) to +5 V LED 3 HDA# Out Hard disk active LED 4 HDR_BLNK_YEL Out Front panel yellow LED Reset Switch On/Off Switch 5 Ground 7 FP_RESET# In 9 +5 V Out Ground Reset switch Power 6 SWITCH_ON# In 8 Ground 10 N/C Power switch Ground Not connected Connecting the USB 2.0 Header Before connecting the USB 2.0 header, observe the precautions in "Before You Begin" on page 21. Figure 10-E on page 32 shows the location of the USB 2.0 header. Table 5 shows the pin assignments for the header. Table 5. USB 2.0 Header USB Port A Pin Signal Name 1 Power 3 D- 5 D+ 7 Ground 9 Key (no pin) Note: USB ports may be assigned as needed. USB Port B Pin Signal Name 2 Power 4 D- 6 D+ 8 Ground 10 Not connected 33

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Installing and Replacing Desktop Board Components
33
Connecting the Front Panel Header
Before connecting the front panel header, observe the precautions in “Before You Begin” on
page 21.
Figure 10-D on page 32 shows the location of the front panel header.
Table 4 shows the
pin assignments for the front panel header.
Table 4.
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 (330
Ω
) 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
SWITCH_ON#
In
Power switch
7
FP_RESET#
In
Reset switch
8
Ground
Ground
9
+5 V
Out
Power
10
N/C
Not connected
Connecting the USB 2.0 Header
Before connecting the USB 2.0 header, observe the precautions in “Before You Begin” on page 21.
Figure 10-E on page 32 shows the location of the USB 2.0 header.
Table 5 shows the pin
assignments for the header.
Table 5.
USB 2.0 Header
USB Port A
USB Port B
Pin
Signal Name
Pin
Signal Name
1
Power
2
Power
3
D-
4
D-
5
D+
6
D+
7
Ground
8
Ground
9
Key (no pin)
10
Not connected
Note:
USB ports may be assigned as needed.