Xerox 4400DT Service Manual - Page 61
Registration Jam Troubleshooting Procedure cont'd., Actions and Questions
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Registration Jam Troubleshooting Procedure (cont'd.) Step Actions and Questions Yes No 5 Is the paper size used within specifications? Go to step 6. Replace with paper meet- ing size speci- fications. 6 1. Reinstall the Fuser. Go to step 7. Go to 2. Close the Rear Cover. Registration 3. Cheat the Front Cover Interlock. 4. Enter Service Diagnostics, select Clutch Tests, and press OK. Clutch on page 3-27. 5. Select Registration and press OK. Can you hear the Registration Clutch energize? 7 1. Press Back to return to the top Diagnostics menu, Go to step 9. Go to step 8. then select Main Motor+Clutch/Sol tests and press OK. 2. Select Motor+Registration and press OK. Do the Registration Rolls rotate smoothly? 8 Repair or replace as necessary: I Registration Rolls (RRP 5.6 on page 6-62) I Registration Clutch (RRP 5.5 on page 6-62) I Main Drive Gear Assembly (RRP 8.2 on page 6-85) I Main Motor Assembly (RRP 8.1 on page 6-84). 9 Perform Registration Sensor on page 3-20 to test the Go to step Repair or Registration Sensor. 10. replace the Is the Registration Sensor working correctly? Registration Sensor as necessary (RRP 5.4 on page 6-61). 10 Perform Exit Sensor on page 3-34 to test the Exit Sensor. Is the Exit Sensor working correctly? Go to step 11. Replace the Fuser Assembly (RRP 6.2 on page 6-66). 11 1. Enter Service Diagnostics (if necessary). Go to step Clean the 2. Select Engine Test Print and press OK. 12. Registration 3. Run test prints. 4. When the error code appears, inspect the position of Rollers. lead edge of the paper. Does the lead edge of the paper pass between the Transfer Roller and the Print Cartridge Drum? 12 Is the Detack Saw clean and free of contamination? Go to step 13. Clean the Detack Saw or Replace the Transport Chute Assembly (RRP 6.1 on page 6-65). 2-24 Phaser 4400 Laser Printer Service Manual