• Code: C1, C2, C3
• Display: Cn-Check Tray [C1-Check Tray 1] [C2-Check Tray 2] [C3-Check Tray 3]
• Description: The tray is not installed. Make sure the tray is fully inserted.
• Remedy: 1. Ensure the tray is installed correctly. 2. Inspect and test the paper size sensors and the tray’s corresponding sensor flags. 3. Replace the paper tray sensor board 4. Replace the paper tray. 5. Replace the engine controller board.

• Code: E1, E2, E3, E4, E5
• Display: En-Tray Misfeed [E1-Tray 1 Misfeed] [E2-Tray 2 Misfeed] [E3-Tray 3 Misfeed]
• Description: Paper did not exit the tray properly, causing a paper jam. Pull out the tray, retrieve and discard the misfed paper and reinsert the tray. Open Cover B to search for additional paper. Cover B must be opened to clear the misfeed message on the front panel.
• Remedy: 1. Ensure the correct weight and type of paper is loaded in the tray. Also ensure the paper is loaded correctly in the tray. 2. Clean the pick rollers. 3. Test the main feed motor as described in “Motor and clutch tests”. Replace the main feed motor. 5. Replace the engine controller board.

• Code: E12
• Display: E12-Output Bin Full, Top
• Description: The top (face-down) bin is full and cannot accept any more prints until it is emptied. Once emptied, printing will continue where it left off.
• Remedy: 1. Ensure the output bin full sensor flag operates freely. 2. Test the output bin full sensor using the test described in “Switch scan test”. Inspect the sensor and its wiring harness. 4. Replace the engine controller board.

• Code: E14
• Display: E14-Front Cover B Open
• Description: The front cover (Cover B) is open. Close the cover so that printing can continue.
• Remedy: 1. Ensure the duplexer is installed correctly. 2. Inspect the connector at the rear end of the duplexer unit. 3. Inspect the wiring harness leading from the duplexer unit interface connector to the engine controller board. 4. Replace the duplexer unit. 5. Replace the engine controller board.

• Code: E18 ... E23
• Display: E18-Right Door A Open E20-Right Door B Open E21-Right Door C Open E22-Right Door D Open E23-Right Door E Open
• Description: Right Door A ... E Open, Close Right Door A ... E
• Remedy: 1. Ensure the cover’s sensor flag operates freely. 2. Test the output bin full sensor using the test described in “Switch scan test”. Inspect the sensor and its wiring harness. 4. Replace the engine controller board.

• Code: E9
• Display: E9-Top Cover A Open
• Description: The top cover (Cover A) is open. Close the cover so that printing can continue.
• Remedy: 1. Close the cover. 2. Inspect the switch and ensure the switch’s actuator is not broken. 3. Test the top cover open switch using the sensor test described in “Switch scan test”. Inspect the switch’s wiring harness. 5. Replace the engine controller board.

• Code: EA, EB, EC, ED
• Display: Ea-Drum Missing [EA-Black Drum Missing] [EB-Cyan Drum Missing] [EC-Magenta Drum Missing] [ED-Yellow Drum Missing]
• Description: The imaging drum is either missing or requires reseating to be recognized by the printer. Turn off the printer, make sure the imaging drum is properly installed and turn on the printer. If the problem persists, install a new imaging drum.
• Remedy: 1. Remove and install the drum unit. 2. Inspect the spring-loaded drum contact assembly. Ensure they are clean and move up and down freely. Remove the assembly and reseat it, if necessary. 3. Replace the engine controller board. 4. Replace the printer unit chassis

• Code: EE
• Display: EE-Transfer Belt Unit Missing
• Description: The transfer belt is either missing or requires reseating to be recognized by the printer. Turn off the printer, make sure the transfer belt is properly installed and turn on the printer.
• Remedy: 1. Remove and re-install the transfer belt unit. 2. Clean the transfer belt unit’s contact on the front-left side of the engine chassis. Clean the corresponding contacts on the transfer belt unit. 3. Install a new transfer belt unit. 4. Replace the engine controller board. 5. Replace the printer unit chassis.