Intel D915GEV User Manual - Page 46

Connecting USB 2.0 Headers, Connecting the Front Panel Header

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Intel Desktop Board D915GEV/D915GUX/D915GAV/D915GAG Product Guide Connecting USB 2.0 Headers Before connecting the USB 2.0 headers, observe the precautions in "Before You Begin" on page 27. See Figure 22, D on page 44 for the location of the black USB 2.0 headers. Table 10 shows the pin assignments for the USB 2.0 headers. Table 10. USB 2.0 Header Signal Names USB Port A Pin Signal name 1 Power 3 D- 5 D+ 7 Ground 9 Key Note: USB ports may be assigned as needed. USB Port B Pin Signal name 2 Power 4 D- 6 D+ 8 Ground 10 No connect Connecting the Front Panel Header Before connecting the front panel header, observe the precautions in "Before You Begin" on page 27. See Figure 22, C on page 44 for the location of the multi-colored front panel header. Table 11 shows the pin assignments for the front panel header. Table 11. Front Panel Header Signal Names Pin Signal In/Out Description Hard Drive Activity LED (Orange) 1 HD_PWR Out Hard disk LED pullup (330 Ω) to +5 V 3 HDA# Out Hard disk active LED Pin Signal In/Out Description Power LED (Green) 2 HDR_BLNK_GRN Out Front panel green LED 4 HDR_BLNK_YEL Out Front panel yellow LED Reset Switch (Purple) On/Off Switch (Red) 5 Ground 7 FP_RESET# In Ground Reset switch 6 SWITCH_ON# In 8 Ground Power switch Ground 9 N/C Not connected 10 No pin No pin 46

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Intel Desktop Board D915GEV/D915GUX/D915GAV/D915GAG Product Guide
46
Connecting USB 2.0 Headers
Before connecting the USB 2.0 headers, observe the precautions in "Before You Begin" on
page 27.
See Figure 22, D on page 44 for the location of the black USB 2.0 headers.
Table 10 shows the pin assignments for the USB 2.0 headers.
Table 10.
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
Ground
8
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 27.
See Figure 22, C on page 44 for the location of the multi-colored front panel header.
Table 11 shows the pin assignments for the front panel header.
Table 11.
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 (Purple)
On/Off Switch (Red)
5
Ground
Ground
6
SWITCH_ON#
In
Power switch
7
FP_RESET#
In
Reset switch
8
Ground
Ground
9
N/C
Not connected
10
No pin
No pin