3-26 Troubleshooting Analysis Guide (TAGs)
TAG 020: Paper Jam/Misfeed in Upper Cassette Area
Error Code: 020
Possible Causes: Paper incorrectly loaded
Wrong weight or type of paper loaded
Paper path obstructed
Possible Defects: Upper pick-up roller assembly
Upper feed roller assembly
Upper pick-up roller drive assembly
Upper paper guide assembly
Lower paper guide assembly
Upper paper cassette
Pick pressure adjustment
Main drive gear assembly
Paper feed drive belt
Paper feed drive idler assembly
Paper timing sensor.
Wiring or connectors
PCL board
1
Check both paper paths and remove any paper jams.
• Make sure paper is loaded properly in both cassettes.
• Make sure the paper guides are positioned properly.
• Make sure the upper pick-up roller, feed roller, and pinch roller assemblies are clean.
• Verify that J/P40, J/P60, J/P66, and J/P68 are connected properly.
• Confirm that the paper in the cassettes meets paper specifications, described in the Guide to
Operations manual.
• Power-on-reset the printer.
• Run test prints from the upper cassette.
Is error code 020 still displayed?
No: Go to #14 in this TAG.
Yes: Continue.
2
Turn the printer off and inspect the following for damage or binding:
• Upper paper guide assembly
• Lower paper guide assembly
• Paper feed drive belt
• Paper feed drive pulley
• Paper feed drive idler assembly
• Main drive gear assembly
• Upper pick-up roller drive assembly
Are all the parts in good working order?
No: Replace any damaged parts, then turn to TAG 002: Check & Problem Resolution.
Yes: Continue.
