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3-30 Troubleshooting Analysis Guide (TAGs)
TAG 021: Paper Jam/Misfeed in /Lower Cassette Area
Error Code: 021
Possible Causes: Paper loaded incorrectly
Wrong weight or type of paper loaded
Paper path obstruction
Possible Defects: Lower pick-up roller assembly
Lower feed roller assembly
Lower pick-up roller drive assembly
Upper paper guide assembly
Lower paper guide assembly
Lower paper cassette
Pick pressure adjustment
Main drive gear assembly
Idler 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 jams.
• Make sure paper is loaded properly in both cassettes.
• Make sure the paper guides are positioned properly.
• Check that the pick-up roller, feed roller, and backup roller assemblies are clean.
• Verify that J/P40, J/P62, J/P67, and J/P69 are connected properly.
• Confirm that the paper in the cassettes meets paper specifications, which are described in the
Guide to Operations manual.
• Remove the upper cassette.
• Power-on-reset the printer.
• Run test prints from the lower cassette.
Is error code 021 displayed?
No: Go to #14 in this TAG.
Yes: Continue.
2
Turn the printer off and inspect the following for damage or binding:
• Lower paper guide assembly
• Upper paper guide assembly
• Paper feed drive belt
• Paper feed drive pulley
• Paper feed drive idler assembly
• Main drive gear assembly
• Lower pick-up roller drive assembly
Are all the parts in good working order?
No: Replace the damaged parts, then turn to TAG 002: Check & Problem Resolution.
Yes: Continue.