Technical Reference
49
Table 19. Dual-Port Front Panel USB 2.0 Header (single key)
Pin Signal Name Pin Signal Name
1 +5 V DC 2 +5 V DC
3 D− 4 D−
5 D+ 6 D+
7 Ground 8 Ground
9 KEY (no pin) 10 Serial POST
Notes: The +5 V DC power on the USB headers is fused.
The Serial POST pin is reserved for compatibility with future POST debug cards
Table 20. Dual-Port Front Panel USB 2.0 Headers (dual key)
Pin Signal Name Pin Signal Name
1 +5 V DC 2 +5 V DC
3 D− 4 D−
7 Ground 8 Ground
9 KEY (no pin) 10 KEY (no pin)
Note: The +5 V DC power on the USB headers is fused.
Table 21. Single-Port USB 2.0 Header
Pin Signal Name
1 +5 V DC
2 D−
3 D+
4 Ground
5 Key (no pin)
Note: The +5 V DC power on the USB headers is fused.