Supermicro SuperServer SYS-240P-TNRT User Manual page 63

Universal Serial Bus (USB) Ports and Headers
Two USB 3.0 ports (USB0/1) are located on the rear I/O panel, and an internal Type A USB
3.0 header (USB2) is located on the motherboard to provide front access.
Rear I/O Panel USB 0/1 (3.0)
Pin Definitions
Pin# Definition
A1 VBUS
A2 D-
A3 D+
A4 GND
A5 Stda_SSRX-
A6 Stda_SSRX+
A7 GND
A8 Stda_SSTX-
A9 Stda_SSTX+
Unit Identifier Switch and UID LED Indicator
A Unit Identifier (UID) switch and a rear UID LED (LED1) are located on the rear I/O panel.
The front UID LED is located on pins 7 & 8 of the front panel control header (JF1). When
you press the rear UID switch, both front and rear UID LEDs will be turned on. Press the UID
switch again to turn off the LED indicators. The UID indicators provide easy identification of
a system in a rack environment.
Note: UID can also be triggered via BMC on the motherboard.
Pin# Definition
B1 Power
B2 USB_N
B3 USB_P
B4 GND
B5 USB3_RN
B6 USB3_RP
B7 GND
B8 USB3_TN
B9 USB3_TP
UID LED
Pin Definitions
Color Status
Blue: On Unit Identified
63
Chapter 4: Motherboard Connections
Type A USB 2 (3.0)
Pin Definitions
Pin# Definition Pin# Definition
1 VBUS 5 SSRX-
2 USB_N 6 SSRX+
3 USB_P 7 GND
4 Ground 8 SSTX-
9 SSTX+