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Serial Ports
One serial port is included on the
serverboard. The COM port is located
beside the VGA port. See the table on
the right for pin defi nitions.
SGPIO Header
An SGPIO (Serial General Purpose
Input/Output) header is included on
the serverboard. This header is used to
communicate with the System Monitor-
ing chip on the backplane to monitor
SATA activity. See the table on the right
for pin defi nitions.
2
I
C Power Connector
This header is for I
2
C, which may be
used to monitor the status of the power
supply, fan and system temperature.
See the table on the right for pin
defi nitions.
LAN1/2 (Ethernet Ports)
Two gigabit Ethernet ports (designated
LAN1 and LAN2) are located beside
the VGA port on the I/O backplane.
These ports accept RJ45 type cables.
Chapter 5: Advanced Serverboard Setup
Serial Port Pin Defi nitions
Pin #
Defi nition
1
DCD
2
RXD
3
TXD
4
DTR
5
Ground
Note: NC indicates no connection.
SGPIO Header Pin Defi nitions
(SGPIO)
Pin#
Defi nition
1
NC
3
Ground
5
Load
7
Clock
Note: NC indicates no connection.
I
2
C Power Connector
Pin Defi nitions
(I
Pin#
Defi nition
1
Clock
2
Data
3
Power Fail
4
Ground
5
+3.3V
5-15
(COM)
Pin #
Defi nition
6
DSR
7
RTS
8
CTS
9
RI
10
NC
Pin
Defi nition
2
*NC
4
DATA Out
6
Ground
8
*NC
2
C_PWR)
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