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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