SUPER MICRO Computer AS2042G72RF4 Server User Manual


 
5-16
A+ SERVER 2042G-TRF/6RF User's Manual
Universal Serial Bus Ports
Two Universal Serial Bus ports (USB 2.0) are
located beside the Keyboard and Mouse PS2
ports. One additional Type A port (USB6) is
also included on the motherboard. See the
table on the right for pin de nitions.
Universal Serial Bus Ports
Pin De nitions (USB0/1, USB6)
USB0
Pin # De nition
USB1
Pin # De nition
1 +5V 1 +5V
2 PO- 2 PO-
3 PO+ 3 PO+
4 Ground 4 Ground
USB Headers
Four USB 2.0 headers (USB2/3 and USB4/5)
are also included on the motherboard. These
may be connected to provide front side
access. A USB cable (not included) is needed
for the connection. See the table on the right
for pin de nitions.
Universal Serial Bus Headers
Pin De nitions (USB2/3, USB4/5)
USB2
Pin # De nition
USB3
Pin # De nition
1 +5V 1 +5V
2 PO- 2 PO-
3 PO+ 3 PO+
4 Ground 4 Ground
5 Key 5 NC
Fan Header
Pin De nitions
Pin# De nition
1 Ground
2 +12V
3 Tachometer
4 PWR Modulation
Fan Headers
This motherboard has nine fan headers
(Fan1 to Fan9). These 4-pin fans headers
are backward compatible with 3-pin fans.
However, fan speed control is available
for 4-pin fans only. The fan speeds are
controlled by the BIOS. See the table on the
right for pin de nitions
Note: NC indicates no connection.
Serial Ports
The COM1 serial port is located beside the
VGA port. Refer to the motherboard layout
for the location of the COM2 header. See the
table on the right for pin de nitions.
Note: NC indicates no connection.
Serial Port Pin De nitions
(COM1/COM2)
Pin # De nition Pin # De nition
1 DCD 6 DSR
2 RXD 7 RTS
3 TXD 8 CTS
4 DTR 9 RI
5 Ground 10 NC
Video Connector
A Video (VGA) connector is located below
the COM Port on the IO backplane. This
connector is used to provide video and CRT
display.