Intel D2550DC2 Product guide for Intel Desktop Board D2550DC2 - Page 36

Connecting to the Front Panel Header, Connecting to the Front Panel Wireless Activity LED Header

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Intel Desktop Board D2550DC2 Product Guide Connecting to the Front Panel Header Before connecting to the front panel header, observe the precautions in "Before You Begin" on page 23. See Figure 11, D for the location of the front panel header. Table 10 shows the pin assignments for the front panel header. Table 10. Front Panel Header Pin Signal In/Out Description Pin Signal In/Out Hard Drive Activity LED Power LED 1 HD_PWR Out Hard disk LED pullup (330 Ω) to +5 V 2 HDR_BLNK_GRN Out 3 HDA# Out Hard disk active LED 4 HDR_BLNK_YEL Out Description Front panel green LED Front panel yellow LED Reset Switch On/Off Switch 5 Ground 7 FP_RESET# In Ground Reset switch 6 SWITCH_ON# In 8 Ground Power switch Ground Power Not Connected 9 +5 V Power 10 N/C No pin Connecting to the Front Panel Wireless Activity LED Header Before connecting to the front panel wireless activity LED header, observe the precautions in "Before You Begin" on page 23. See Figure 11, F for the location of the front panel wireless activity LED header. Table 11 shows the pin assignments for the front panel wireless activity LED header. Table 11. Front Panel Wireless Activity LED Header Pin Signal Name 1 Ground 2 MINICARD_WLAN# 36

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Intel Desktop Board D2550DC2 Product Guide
36
Connecting to the Front Panel Header
Before connecting to the front panel header, observe the precautions in "Before You
Begin" on page 23.
See Figure 11, D for the location of the front panel header.
Table 10 shows the pin assignments for the front panel header.
Table 10. 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
Power
Not Connected
9
+5 V
Power
10
N/C
No pin
Connecting to the Front Panel Wireless Activity LED
Header
Before connecting to the front panel wireless activity LED header, observe the
precautions in "Before You Begin" on page 23.
See Figure 11, F for the location of the
front panel wireless activity LED header.
Table 11 shows the pin assignments for the front panel wireless activity LED header.
Table 11. Front Panel Wireless Activity LED Header
Pin
Signal Name
1
Ground
2
MINICARD_WLAN#