M
X
3
W
-
E
3
/
M
X
3
M
X
3
W
-
E
3
/
M
X
3
C
O
M
2
C
o
n
n
e
c
t
C
O
M
2
C
o
n
n
e
c
t
This motherboard provides two serial ports. One of them are on back panel connector, the other is on the up-middle area of this
motherboard. With proper cable, you can connect it to the back panel of chassis.
Pin 1
DSR#
DTR#
SIN
2
1
DCD#
SOUT
GND
W
-
V
3
W
-
V
3
o
r
o
r
CTS#
RTS#
RI#
49
O
n
l
i
n
e
M
a
n
u
a
l
O
n
l
i
n
e
M
a
n
u
a
l