Code :

Code: 902.01 ... 902.99
Description: Engine Software Error (except 902.59 and 902.60) Unrecoverable system software errors.
Remedy: • POR the printer. • If the error message persists, replace the system board.

Code: 902.59
Description: Error RIP NVRAM MGR problem.
Remedy: 1 1. Turn off the printer. 2. Remove the rear frame cover. See “Rear frame cover removal”. 3. Check JPH1 and JTPS1 for proper connection and damage. 4. Check the transport cable on the transfer belt module side for any damage. Is either of the cables damaged? If the JTPS1 cable is damaged, replace the JTPS1 cable. If the JPH1 cable is damaged, replace the printhead assembly. See “Printhead removal, installation, and adjustment” Go to step 2. 2 1. Reseat the JPH1 and JTPS1 cables. 2. Reseat the transport cable on the transfer belt module side. 3. Power on the printer. Does the problem persist? Go to step 3. Problem resolved. 3 Install a new transfer module to verify if the old transfer module is defective. Does the problem persist? Go to step 4. Replace the transfer module. See “Transfer module removal”. 4 Connect a new transport cable from outside of the machine. Does the problem persist? 1. Return the old transfer module and transport cable. 2. Go to step 5. Replace the transport cable. See “Transport cable removal”. 5 Connect a new printhead assembly from outside of the printer and verify the printhead. See “Printhead verification”. Does the problem persist? Replace the system board. See “System board removal”. Replace the printhead assembly. See “Printhead removal, installation, and adjustment”

Code: 902.60
Description: Error Error communicating with cartridge.
Remedy: • POR the printer. • If the error message persists, check for the correct cartridges. • Replace the cartridges.

Code: 903.01 ... 903.15
Description: Engine Software Error Unrecoverable system software errors.
Remedy: • POR the printer. • If the error message persists, replace the system board.

Code: 904.01 ... 904.04
Description: Software Error Unrecoverable system software errors.
Remedy: • POR the printer. • If the error message persists, replace the system board.

Code: 905.00 ... 905.99
Description: Software Error Unrecoverable system software errors.
Remedy: • POR the printer. • If the error message persists, replace the system board.

Code: 920.01
Description: POST Error Aligner motor not connected.
Remedy: 1 1. Turn the printer off. 2. Remove the rear frame cover. See “Rear frame cover removal”. 3. Check JFDPCK1 connector for proper connection and damage. 4. Reseat the connector. 5. POR the printer. 6. Perform a print test. Is the problem still present? Go to step 2. Problem resolved. 2 Check the cable in connector JFDPCK1 for pinch points, and the cable or connector for any other damage. Is the cable damaged? Replace the paper pick mechanism. See “Paper pick mechanism assembly removal”. Go to step 3. 3 1. Disconnect the cable in connector JFDPCK1 on the system board, and then plug in the cable for the new paper pick mechanism. Let the paper pick assembly hang. 2. Close the front cover and install the waste box on the side of the printer. 3. Enter Diagnostics mode (press and hold buttons 3 and 6, turn on the MFP, and release the buttons when the progress bar displays). 4. Touch MOTOR TESTS. 5. Touch Align Motor. 6. Touch Forward. Does the aligner motor run? Replace the paper pick mechanism. See “Paper pick mechanism assembly removal”. Replace the system board. See “System board removal”.