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2.4.7 COM 2 RS232/AUX Select
COM 2 is an RS-232 port. If the serial device connected to this
port requires 5V/12V power from the system board, set JP4 pins 3-
5 and 4-6 to On. Otherwise, leave this jumper's setting at 1-3, 2-4
On.
Hardware Installation
5
6
3
4
2
1
1-3, 2-4 On:
RS232
4-6 (12V) On:
JP4
(default)
Auxiliary power
2
5
6
3
4
2
1
3-5 (5V),
29
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