Chapter 2: Installation
2-15
Serial Ports
Two COM connections (COM1 & COM2)
are located on the motherboard. COM1
is located on the Backplane I/O panel.
COM2 is located below the Super I/O
chip to provide additional onboard se-
rial connection support. See the table
on the right for pin defi nitions.
Serial Ports-COM1/COM2
Pin Defi nitions
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
N/A
X7
SL
M-L
1
1. (Backpanel) COM1
2. COM2
1
2