Cause of error code CHECK INPUT DEVICE alternates with PAPER PATH OPEN PLEASE CLOSE IT

The optional input tray cannot feed print media to the printer because a door or paper guide is open

Solution for error code CHECK INPUT DEVICE alternates with PAPER PATH OPEN PLEASE CLOSE IT

1. Check the doors and paper guides and close any that are open. 2. If doors and trays are closed, check tabs and sensor levers in the tray for proper operation. Replace any defective tabs or sensors. 3. Replace the PCA controller in the feeder. For 5si, 8000, 8100 series make sure C-link cable is correctly hooked up. Also on the 5si check the paper accessory PCA.