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2
Hardware Installation
COM 4 RS232/AUX Select
COM 4 is an RS-232 port. If the serial device connected to this
port requires 5V/12V power from the system board, set JP3 pins
1-3, 2-4, 9-11 (12V) and 10-12 (5V) to On. Otherwise, leave this
jumper's setting at 1-3, 2-4, 7-9, 8-10 On.
18
1
COM 4 RS232/AUX Select
RS232 (default)
Auxiliary power
JP3
JP3
1-3, 2-4, 7-9, 8-10 On
1-3, 2-4, 9-11 (12V),
10-12 (5V) On
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