Jp1, Jp2, Jp3: Rs232/422/485 (Com2) Selection; Jp4: Configure And Recovery (Factory Use Only); Jp5: Power On Setting - Intel IB935 User Manual

INSTALLATIONS

JP1, JP2, JP3: RS232/422/485 (COM2) Selection

COM1 is fixed for RS-232 use only.
COM2 is selectable for RS232, RS-422 and RS-485.
The following table describes the jumper settings for COM2 selection.
Function
(pin closed)

JP4: Configure and Recovery (Factory use only)

JP9

JP5: Power ON Setting

JP17
10
COM2
RS-232
JP1:
1-2
Jumper
Setting JP2:
3-5 & 4-6
JP3:
3-5 & 4-6
Setting
Pin 1-2
Short/Closed
Pin 2-3
Short/Closed
Open
Setting
Pin 1-2
Short/Closed
Pin 2-3
Short/Closed
IB935 User's Manual
RS-422 RS-485
JP1:
3-4
JP2:
1-3 & 2-4 1-3 & 2-4
JP3:
1-3 & 2-4 1-3 & 2-4
Function
Normal (default)
Configure
Recovery
Function
Power on by system
button
Power on by power
supply AC on
JP1:
5-6
JP2:
JP3: