GE D.20 RIO Hardware User Manual

Contents

D.20 RIO - HARDWARE USER’S MANUAL GE Information 59D.20 RIO Distributed I/O ControllerChapter 7: Servicing the D.20 RIOServicing the D.20 RIOThe D.20 RIO does not require any scheduled maintenance. However, you may need toreplace the device’s internal fuses in the event an overcurrent occurs.A periodic inspection is also suggested to ensure that:• The device has sustained no accidental physical damage• Connectors and cables are intact and firmly attachedOnly trained personnel should perform maintenance on the D.20 RIO.Accessing the D.20 RIO for maintenanceYou need to remove the D.20 RIO cover to access the fuses, jumpers, and switches formaintenance.To access the D.20 RIOfor maintenance:1. Shut down the D.20 RIO.2. Power down and disconnect the power supply.3. Remove the device from the 19” rack, DIN rail, or panel.You need to remove the rack mounting bracket(s) that were previously installed.You do not need to remove the panel mounting or DIN rail mounting brackets4. Remove the screws affixing the top cover to the chassis. There are three screws at theback and two on the left and right sides.5. Place the screws and cover aside in a safe location.6. Make the necessary changes.7. Reaffix the cover to the chassis using the seven screws removed in step 4.8. Reconnect the power supply to the D.20 RIO and restore power.9. Re-mount the D.20 RIO on a 19” rack, DIN rail, or panel.10. Power up the D.20 RIO and verify that the Power LED is illuminated.