Jp6: com2 rs232 +5v/+12v power setting, Jp7: com1 rs232 +5v/+12v power setting, Jp8: com3 rs232 +5v/+12v power setting – IBASE IB827 User Manual
Page 16: Jp9: com4 rs232 +5v/+12v power setting
INSTALLATIONS
JP6: COM2 RS232 +5V/+12V Power Setting
JP6
Setting
Function
Pin 1-2
Short/Closed
+12V
Pin 3-4
Short/Closed
Normal
Pin 5-6
Short/Closed
+5V
JP7: COM1 RS232 +5V/+12V Power Setting
JP7
Setting
Function
Pin 1-2
Short/Closed
+12V
Pin 3-4
Short/Closed
Normal
Pin 5-6
Short/Closed
+5V
JP8: COM3 RS232 +5V/+12V Power Setting
JP8
Setting
Function
Pin 1-2
Short/Closed
+12V
Pin 3-4
Short/Closed
Normal
Pin 5-6
Short/Closed
+5V
JP9: COM4 RS232 +5V/+12V Power Setting
JP9
Setting
Function
Pin 1-2
Short/Closed
+12V
Pin 3-4
Short/Closed
Normal
Pin 5-6
Short/Closed
+5V
12
IB827 User’s Manual