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Chapter 2: Motherboard information
2. COM1 Ring/+5V/+12V selection jumper (6-pin COM1_VSET)
Setting
Pins
+12V
1-2
+5V
3-4
Ring (Default)
5-6
MIX-KLUW1
MIX-KLUW1 COM1 Ring/+5V/+12V selection
COM1_VSET
1
2
3
4
5
6
+12V
+5V
Ring
(Default)
3. COM1 operating mode selection jumpers (2-pin COM1_J1, COM1_J2,
COM1_J3, COM1_J4)
Setting
Pins
RS232
Open jumpers J1, J2, J3 and J4
(Default)
RS485/RS422 with terminator
Short-circuit jumpers J1, J2, J3
and J4
MIX-KLUW1
MIX-KLUW1 COM1 operating mode selection jumpers
RS232 (Default)
RS485/RS422
with terminator
COM1_J4
/
J3
/
J2
/
J1