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SuperServer 8049U-E1CR4T User's Manual
Universal Serial Bus (USB) Ports
There are two USB 3.0 ports (USB2/3) on the I/O back panel. A USB header that supports
two USB 2.0 connections (USB0/1) is also located on the motherboard to provide front access
support. USB4, a Type A USB header, offers front USB 3.0 support. The onboard headers
can be used to provide USB access with a cable (not included).
Back Panel USB 2/3 (3.0)
Pin Definitions
Pin#
Definition
Pin#
A1
VBUS
B1
A2
D-
B2
A3
D+
B3
A4
GND
B4
A5
Stda_SSRX-
B5
A6
Stda_SSRX+
B6
A7
GND
B7
A8
Stda_SSTX-
B8
A9
Stda_SSTX+
B9
Front Panel USB 0/1 (2.0)
Pin Definitions
Pin#
Definition
Pin#
Definition
1
VUBS
2
VUBS
3
USB_N
4
USB_N
5
USB_P
6
USB_P
7
Ground
8
Ground
9
Key
10
No Connection
Type A USB 4 (3.0)
Pin Definitions
Pin#
Definition
Pin#
1
VBUS
5
2
USB_N
6
3
USB_P
7
4
Ground
8
9
70
Definition
Power
USB_N
USB_P
GND
USB3_RN
USB3_RP
GND
USB3_TN
USB3_TP
Definition
SSRX-
SSRX+
GND
SSTX-
SSTX+
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