H8DI3+/I+(-F) Serverboard User's Manual
2-10
Universal Serial Bus Ports
Two Universal Serial Bus ports (USB 2.0) are
located beside the Keyboard and Mouse PS2
ports. Two additional Type A ports (USB4/5)
are included on the serverboard near the
PCI Slot 1. See the table on the right for pin
defi nitions.
Universal Serial Bus Ports
Pin Defi nitions (USB0/1, USB4/5)
USB0
Pin # Defi nition
USB1
Pin # Defi nition
1 +5V 1 +5V
2 PO- 2 PO-
3 PO+ 3 PO+
4 Ground 4 Ground
USB Headers
Two USB 2.0 headers (USB2/3) are also
included on the serverboard. 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.
Universal Serial Bus Headers
Pin Defi nitions (USB2/3)
USB2
Pin # Defi nition
USB3
Pin # Defi nition
1 +5V 1 +5V
2 PO- 2 PO-
3 PO+ 3 PO+
4 Ground 4 Ground
5 Key 5 NC
Fan Header
Pin Defi nitions
Pin# Defi nition
1 Ground
2 +12V
3 Tachometer
4 PWR Modulation
Fan Headers
This serverboard 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
Note: NC indicates no connection.
Serial Ports
The COM1 serial port is located beside the
VGA port. Refer to the serverboard layout for
the location of the COM2 header. See the
table on the right for pin defi nitions.
Note: NC indicates no connection.
Serial Port Pin Defi nitions
(COM1/COM2)
Pin # Defi nition Pin # Defi nition
1 DCD 6 DSR
2 RXD 7 RTS
3 TXD 8 CTS
4 DTR 9 RI
5 Ground 10 NC
