16
(2) COM1/COM2(9-pin): RS232 Serial Port Connector
1 2 3 4 5
6 7 8 9
RS
23
2 D
CD
#
RS
23
2 S
IN
RS
23
2 S
OU
T
RS
23
2 D
TR
#
GN
D
RS
23
2 R
I#
RS
23
2 C
TS
#
RS
23
2 R
TS
#
RS
23
2 D
SR
#
Pin1
(3) DCIN3 (4-pin): Internal 12V Power Connector
Pin No. Definition
1
GND
2
GND
3
+12V
4
+12V
Pin1
2
3
4