User’s Manual
15
JP1: Voltage selector for COM1, COM2
COM1
COM2
Description
JP1
Close 1 -2
Close 7 -8
+5V
JP1
Close 3 -4
Close 9 -10
STD. RI. (RS-232)
JP1
Close 5 -6
Close 11 -12
+12V
JP13: Voltage selector for COM3, COM4
COM3
COM4
Description
JP13
Close 1 -2
Close 7 -8
+12V
JP13
Close 3 -4
Close 9 -10
STD. RI. (RS-232)
JP13
Close 5 -6
Close 11 -12
+5V
JP6, JP7, JP4, JP5: RS232 / 422 / 485 Selector for COM2
TYPE
JP6
JP7
JP4
JP5
RS-232 *
1-2
Open
1-2, 4-5, 7-8, 10-11
Open
RS-422
3-4
Close
2-3, 5-6, 8-9, 11-12
1-2, 4-5
RS-485
5-6
Close
2-3, 5-6, 8-9, 11-12
2-3, 5-6
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Make sure the port mode is set up correctly before installing any peripherals.
JP3: On-board Power Good Selector
JP3
Function
Pin 1-2
Using External Power Good
Pin 2-3 *
Using On Board Power Good
FAN1, FAN2: CPU / 2nd Cooling Fan Connector
Pin No.
Function
Pin 1
Sensor Pin.
Pin 2
+12V
Pin 3
GND
