
64
4
Jumper Settings
COM 6 and COM 7 RS232/Power Select
JP9 and JP10 are used to confi gure COM 6 and COM 7 to pure RS232 or RS232
with power.
The pin function of COM 6 and COM 7 will vary according to JP9’s and JP10’s set-
ting respectively.
JP9 / JP10
COM 6 / COM 7
COM 6
(JP9)
COM 7
(JP10)
JP10
JP9
1-3, 2-4 On:
RS232 (default)
64
2
531
3-5(+12V), 4-6(+5V) On:
RS232 with power
64
2
531
DCD
TXD
RXD
DTR
GND
12345
689
7
DSR
CTS
RTS
RI
+5V
TD
RD
DTR-
GND
12345
RTS-
+12V
DSR-
CTS-
6789
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