Universal Serial Bus Ports; Usb Headers; Fan Headers; Serial Ports - Supermicro H8DGU User Manual

H8DGU-F Serverboard 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
included on the motherboard. See the table
on the right for pin defi nitions.

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 defi nitions.

Fan Headers

This motherboard has eight fan headers
(Fan1 to Fan8). 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 defi nitions

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 defi nitions.
Universal Serial Bus Ports
Pin Defi nitions (USB0/1, USB6)
USB0
Pin # Defi nition
1 +5V
2 PO-
3 PO+
4 Ground
Universal Serial Bus Headers
Pin Defi nitions (USB4/5)
USB2
Pin # Defi nition
1 +5V
2 PO-
3 PO+
4 Ground
5 Key
Note: NC indicates no connection.
Pin#
1
2
3
4
Serial Port Pin Defi nitions
Pin # Defi nition
1 DCD
2 RXD
3 TXD
4 DTR
5 Ground
Note: NC indicates no connection.
2-12
USB1
Pin # Defi nition
1 +5V
2 PO-
3 PO+
4 Ground
USB3
Pin # Defi nition
1 +5V
2 PO-
3 PO+
4 Ground
5 NC
Fan Header
Pin Defi nitions
Defi nition
Ground
+12V
Tachometer
PWR Modulation
(COM1/COM2)
Pin # Defi nition
6 DSR
7 RTS
8 CTS
9 RI
10 NC