Supermicro SuperServer SYS-1029U-TN12RV User Manual page 59

VGA Port
One VGA port is located next to COM Port 1 on the I/O back panel. Use this connection for
VGA display.
Serial Port
There is one COM port (COM1) on the I/O back panel on the motherboard. This COM port
provides serial communication support. See the table below for pin definitions.
Universal Serial Bus (USB) Ports
There are two USB 3.0 ports (USB0/USB1) located on the I/O back panel. The motherboard
also has a front access USB 3.0 header that supports two USB connections (USB3/USB4). A
USB Type A header (USB2), located next to GPU PWR2, provides also USB 3.0 support. The
onboard headers can be used to provide front side USB access with a cable (not included).
Back Panel USB (3.0)
Pin Definitions
Pin# Definition Pin#
1 VBUS 10
2 D- 11
3 D+ 12
4 Ground 13
5 StdA_SSRX- 14
6 StdA_SSRX+ 15
7 GND_DRAIN 16
8 StdA_SSTX- 17
9 StdA_SSTX+ 18
COM Port
Pin Definitions
Pin# Definition Pin#
1 DCD 6
2 RXD 7
3 TXD 8
4 DTR 9
5 Ground 10
Definition
Power
USB 2.0 Differential Pair
Ground of PWR Return
SuperSpeed Receiver
Differential Pair
Ground for Signal Return
SuperSpeed Transmitter
Differential Pair
59
Chapter 4: Motherboard Connections
Definition
DSR
RTS
CTS
RI
N/A
Front Panel USB (3.0)
Pin Definitions
Pin# Definition Pin#
1 VBUS 19
2 Stda_SSRX- 18
3 Stda_SSRX+ 17
4 Ground 16
5 Stda_SSTX- 15
6 Stda_SSTX+ 14
7 Ground 13
8 D- 12
9 D+ 11
10 x
Definition
Power
USB3_RN
USB3_RP
Ground
USB3_TN
USB3_TP
Ground
USB_N
USB_P