Ports; Rear I/O Ports - Supermicro SuperWorkstation SYS-531R-I User Manual

4.4 Ports

Rear I/O Ports

See the figure below for the locations and descriptions of the various I/O ports on the rear
of the motherboard.
COM Port
There is one COM port (COM1) on the back I/O panel and one COM header (COM2) on the
motherboard. The COM port and header provide serial communication support.
VGA Port
The onboard VGA port is located next to LAN2 on the back I/O panel. Use this connection
for VGA display.
2
1 3 5
4 6
Figure 4-2. Rear I/O Ports
Rear I/O Ports
# Description
1 COM1
2 Dedicated BMC LAN
3 USB1 (USB 2.0)
4 USB0 (USB 2.0)
5 USB7 (USB 3.0)
COM Port
Pin Definitions
Pin# Definition
1 DCD
2 RXD
3 TXD
4 DTR
5 GND
Chapter 4: Motherboard Connections
7 9
8
# Description
6 USB6 (USB 3.0)
7 LAN1
8 LAN2
9 VGA Port
10 UID Switch
Pin# Definition
6 DSR
7 RTS
8 CTS
9 RI
10 N/A
45
10