Xerox 4400DT Service Manual - Page 62

Registration Jam Troubleshooting Procedure (cont'd.) Step Actions and Questions Yes No 13 Inspect paper path between Transport Chute Assembly Replace the Replace the and the Fuser Assembly. Engine Logic Fuser Does the paper pass through the Fuser Assembly. Board (RRP 9.3 on page 6-89). Assembly (RRP 6.2 on page 6-66). Jam At Exit; Open Rear Cover To Clear. (E4-#: Exit Jam) E4-0: Paper leaves the Exit Sensor early. E4-2: Paper leaves the Exit Sensor late. The Exit Sensor is on at power-on. E4-3: Custom paper late off the Exit Sensor within a specified time from the Registration Sensor. Exit Jam Troubleshooting Procedure Step Actions and Questions Yes No 1 Check the paper in the paper trays. Ensure that: Go to step 2. Install fresh I The paper is installed correctly and the end guide touches the rear of the paper stack. I The paper is within specification. I If Custom Mode is used, the settings are correct. Are all settings correct and is the paper within paper that is within specification or correct settings. specification? 2 Check the paper path for contamination, paper, or other Go to step 3. Remove obstructions. obstructions Is the paper path clean and free of obstructions? and clean components as necessary. 3 1. Enter Service Diagnostics and select Engine Test Go to step 6. Go to step 4. Print. 2. Print 25 prints from Tray 1. When the error code is displayed, is there paper on the Exit Sensor? 4 1. Open the Rear Cover and the Fuser Access Cover. Go to step 5. Repair 2. Check the Exit Sensor Actuator. actuator or Does the actuator move freely and return to the home position when released? replace the Fuser Assembly (RRP 6.2 on page 6-66). Phaser 4400 Laser Printer Service Manual 2-25