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Extra Universal Serial Bus
Headers
Extra USB headers (USB2/USB3)
can be used for front side USB
access.
You will need a USB
cable (not included) to use either
connection. Refer to the tables on
the right for pin definitions. An ad-
ditional header (USB4) designated
J27 is also provided.
Serial Ports
The COM1 serial port is located
under the parallel port (see Figure
5-4). See the table on the right for
pin definitions. The COM2 connec-
tor is a header located near the
PCI-X #1 slot on the serverboard.
GLAN1/2 (Ethernet Ports)
Two Ethernet ports (designated
LAN1 and LAN2 or GLAN1 and
GLAN2) are located beside the
VGA port on the IO backplane.
These ports accept RJ45 type
cables.
ATX PS/2 Keyboard and
PS/2 Mouse Ports
The ATX PS/2 keyboard and PS/2
mouse are located on J9. See the
table at right for pin definitions.
(See Figure 5-4 for the locations
of each.)
Chapter 5: Advanced Serverboard Setup
USB2 Pin
Definitions
Pin
Number
Definition
2
Power
4
-
6
+
8
Ground
10
Key
Note: an additional header (USB 4) is located near
the Chassis Fan 3 header. This is not a Legacy
supported header, meaning that any device attached to
this USB header will not operate outside of the
operating system.
Serial Port Pin Definitions
(COM1, COM2)
Pin Number
Definition
1
CD
2
RD
3
TD
4
DTR
5
Ground
Note: Pin 10 is included on the header but not on
the port.
PS/2 Keyboard
and Mouse Port
Pin Definitions
Number
5-15
USB 3 Pin
Definitions
Pin
Number
Definition
1
Power
3
-
5
+
7
Ground
9
Key
Pin Number Definition
6
DSR
7
RTS
8
CTS
9
RI
10
NC
(J9)
Pin
Definition
1
Data
2
NC
3
Ground
4
VCC
5
Clock
6
NC
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