Vision™ OPLC™
Unitronics
7
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 Communication Settings
1. To access the communication
jumpers, hold the Power Supply
PCB by its edges and steadily pull
the board off.
2. Locate the jumpers, and then
change the settings as required.
Jumper settings are shown on
page 6.
Closing the Controller
1. Gently replace the board. Make
certain that the pins fit correctly
into their matching receptacle.
Do not force the board into place;
doing so may damage the
controller.
2. Replace the back cover of the
controller and fasten the corner
screws.
Note: You must replace the back cover securely before powering up the controller.
