1. Rear USB Port5 (3.0)
2. Rear USB Port6 (3.0)
3. Rear USB Por0 (2.0)
4. Rear USB Port1 (2.0)
5. Rear USB Port7 (3.0)
6. Rear USB Port8 (3.0)
7. Front USB Port 2/3 (USB 2.0)
8. Front USB Port 9/10 (USB 3.0)
9. Type A USB 4 (USB 2.0)
Universal Serial Bus (USB)
Six Universal Serial Bus (USB) ports are located on the I/O back panel. Rear USB
ports 5/6 and USB 7/8 support 3.0 connections, while USB ports 0/1 support 2.0
connections. Two USB headers provide four USB connections (USB 2/3, 9/10) for
front access. USB ports 2/3 support USB 2.0, and USB ports 9/10 support USB 3.0
connections. In addition, a Type A USB header (USB 4) also provides USB 2.0 con-
nection. USB Cables are not included. See the tables on the right for pin denitions.
Rear USB (2.0) 0/1
Pin Denitions
Pin# Denition Pin# Denition
1 +5V 5 +5V
2 USB_PN1 6 USB_PN0
3 USB_PP1 7 USB_PP0
4 Ground 8 Ground
Front Panel USB (2.0) 2/3, 4,
Pin Denitions
USB 2/4
Pin # Denition
USB 3
Pin # Denition
1 +5V 2 +5V
3 USB_PN2 4 USB_PN3
5 USB_PP2 6 USB_PP3
7 Ground 8 Ground
9 Key 10 Ground
Rear USB (3.0) 5/6, 7/8, Front Panel USB (3.0) 9/10
Pin Denitions
Pin# Pin# Signal Name Description
1 10 VBUS Power
2 11 D- USB 2.0 Differential Pair
3 12 D+
4 13 Ground Ground of PWR Return
5 14 StdA_SSRX- SuperSpeed Receiver
6 15 StdA_SSRX+ Differential Pair
7 16 GND_DRAIN Ground for Signal Return
8 17 StdA_SSTX- SuperSpeed Transmitter
9 18 StdA_SSTX+ Differential Pair