Cause of error code 55.xx PRINTER ERROR alternates with CYCLE POWER TO CONTINUE

An internal communications error occurred.

Solution for error code 55.xx PRINTER ERROR alternates with CYCLE POWER TO CONTINUE

The page containing the error will automatically be reprinted. 1. Check the power at the customer’s location. 2. Replace the formatter and/or firmware DIMM. 4. Replace the engine controller board. 5. Replace the formatter board.   (On the 5si, 8000, 8100 this could be a fuser problem. Try replacing the fuser.)