Intel Desktop Board D915GLVG Product Guide 
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Connecting USB 2.0 Headers  
Before connecting the USB 2.0 headers, observe the precautions in "Before You Begin" on 
page 23.  See Figure 19, D on page 38 for the location of the black USB 2.0 headers. 
Table 6 shows the pin assignments for the USB 2.0 headers. 
Table 6.  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 23.  See Figure 19, C on page 38 for the location of the multi-colored front panel header. 
Table 7 shows the pin assignments for the front panel header. 
Table 7.  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