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16
Chapter 2 Hardware Installation
Chapter 2
5 3
1
6
4
2
5 3
1
6
4 2
COM 2
2
1
9
Pin
RS232
RS232 with power
1
DCD-
+12V
2
SIN-
SIN-
3
SO-
SO-
4
DTR-
DTR-
5
GND
GND
6
DSR-
DSR-
7
RTS-
RTS-
8
CTS-
CTS-
9
RI-
+5V
JP6
1-3 (RI-), 2-4 (DCD-) On:
RS232 (default)
3-5 (+5V), 4-6 (+12V) On:
RS232 with power
JP6 is used to configure COM 2 to pure RS232 or RS232 with power. The pin functions of COM
2 will vary according to JP6’s setting.
JP6
COM 2
1
2
9
COM 2 RS232/Power Select
