HP C30 manual TAG 020 Paper Jam/Misfeed in Upper Cassette Area, Is error code 020 still displayed?

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.

3-26 Troubleshooting Analysis Guide (TAGs)