Table 37. Printer messages (continued) Control panel message Explanation Recommended action 50.X FUSER ERROR A fuser error has occurred. X description: 1 = Low fuser temperature 2 = Fuser warm-up service 3 = High fuser temperature 1. Turn the printer off, wait 20 minutes, and then turn the printer on. 2. If the message persists, reseat the fuser. ! If that does not work, replace the fuser. ! To check the fuser, turn the printer off and remove the fuser. Measure the resistance between the fuser connectors J132-1 and J132-2. If it is not within the range of 200 k Ω to 500 k Ω , replace the fuser. !
If there is not continuity between the fuser connectors J143F (neutral) and J142F (hot) with the fuser removed, replace the fuser. ! If the problem is not related to the fuser, replace the engine controller board. A problem exists with the customer’s line voltage. 1. Remove the printer from any UPS supplies, additional power supplies, or power strips. 2. Plug the printer into a wall outlet and see if this resolves the problem. 3. If the printer is already plugged into a wall outlet, try another power source in the building that is independent of the one currently being used. 4.
The line voltage and current source at the printer location might need to be inspected to ensure that it meets the printer’s electrical specifications. 50.4 PRINTER ERROR alternates with CYCLE POWER TO CONTINUE 51.X PRINTER ERROR alternates with CYCLE POWER TO CONTINUE A loss of beam-detect occurred. X description: 1 = Beam-detect error 2 = Laser error 1. Press G O . The page containing the error will automatically be reprinted. 2. Turn the printer off and then on. 3. Reseat cables to the laser/ scanner and engine controller. 4. Replace the laser/scanner. 212 Troubleshooting EN