J9 setting function, Pin 2-4 short/closed, Com2 port pin 2 +12v – IBASE IB110 User Manual
Page 13: Pin 1-3 short/closed, Com2 port pin 7 +5v

INSTALLATIONS
IB110 User’s Manual
13
J9: COM2 RS232 (RJ45-Pin 2) +12V Power Setting
J9
Setting
Function
Pin 2-4
Short/Closed
COM2 Port Pin 2
+12V
Note: Pin 2 maximum output current is 0.5A
Default setting is Pin 2-4 open.
J9: COM2 RS232 (RJ45-Pin 7) +5V Power Setting
J9
Setting
Function
Pin 1-3
Short/Closed
COM2 Port Pin 7
+5V
Note: Pin 7 maximum output current is 0.5A.
Default setting is Pin 1-3 open.