Intel Desktop Board D945GRW Product Guide
44
Connecting the USB 2.0 Header
Before connecting the USB 2.0 header, observe the precautions in "Before You Begin" on page 25.
See Figure 22, A on page 42 for the location of the black USB 2.0 header. Table 8 shows the pin
assignments for the USB 2.0 header.
Table 8.
USB 2.0 Header Signal Names
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 GND
GND
Ground
9 KEY
10
NO
CONNECT
Note: USB ports may be assigned as needed.
Connecting the Front Panel Header
Before connecting the front panel header, observe the precautions in "Before You Begin" on
page 25. See Figure 22, D on page 42 for the location of the multi-colored front panel header.
Table 9 shows the pin assignments for the front panel header.
Table 9.
Front Panel Header Signal Names
Pin Signal
In/Out Description
Pin
Signal
In/Out Description
Hard Drive Activity LED (Orange)
Power LED (Green)
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 (Blue)
On/Off Switch (Red)
5 GND
Ground
6 SWITCH_ON# In
Power
switch
7 FP_RESET#
In
Reset
switch
8 GND
Ground
Power (Black)
Not Connected (Black)
9
+ 5 V
Power
10
N/C
No pin
