DFI SR100-N - Manual (Page 31)

31
2
Hardware Installation
COM 1 and COM 2 are RS-232 por ts. If the serial device
connected to COM 1 and/or COM 2 requires 5V/12V power from
the system board, set JP11 and/or JP13 pins 3-5 (5V) and 4-6
(12V) to On. Otherwise, leave the jumper’s setting at 1-3, 2-4 On.
The table below shows the pin assignment of JP11 and JP13.
1
3
5
MRIX-
X_MRIX-
+5V
2
4
6
MDCDX-
X_MDCDX-
+12V
COM 1 and COM 2 RS232/AUX Select
X
COM 1
JP11
X
COM 2
JP13
4
2
6
3-5 (5V),
4-6 (12V) On:
Auxiliary power
1-3, 2-4 On:
RS232
(default)
3
1
4
5
2
6
COM 1 settings
3
1
5
COM 2 settings
4
2
6
3-5 (5V),
4-6 (12V) On:
Auxiliary power
1-3, 2-4 On:
RS232
(default)
3
1
4
5
2
6
3
1
5