Vision™ OPLC™
Unitronics
9
Opening the Controller
Before performing these actions, touch a grounded object to discharge any electrostatic
charge.
Avoid touching the PCB board directly. Hold the PCB board by its connectors.
1. Turn off the power supply, disconnect, and dismount the controller.
2. The back cover of the controller comprises 4 screws, located in the corners. Remove the screws,
and pull off the back cover.
Changing I/O settings
1. The I/O board of the controller is now exposed, enabling you to change I/O settings according to
the jumpers shown on page 5.
Changing Communication settings
1. To access the communication
jumpers, hold the I/O PCB board
by its top and bottom connectors
and steadily pull the board off.
2. Locate the jumpers, and then
change the settings as required.
Jumper settings are shown on
page 8.
