HP C30 manual Is error code 022 still displayed?, Has the fuser unit been replaced recently?

Operations manual.

•Check that the fuser unit is installed properly.

•Power-on-reset the printer.

•Run test prints.

Is error code 022 still displayed?

No: Paper incorrectly loaded, incorrect paper type in use, or a loose connector was at fault. Turn to TAG 002: Check & Problem Resolution.

Yes: Continue.

3 Has the fuser unit been replaced recently?

No: Continue.

Yes: Go to #5 in this TAG.

4 Replace the fuser unit.

•Run test prints.

Has the problem been resolved?

No: Reinstall the original fuser unit and continue.

Yes: The fuser unit was at fault. Turn to TAG 002: Check & Problem Resolution.

5 Inspect the following for damage:

•Upper paper guide assembly

•Paper timing roller assembly

•Lower paper guide assembly

•Paper timing guide assembly

Are any of these parts damaged?

No: Continue.

Yes: Replace the damaged part, then turn to TAG 002: Check & Problem Resolution.

6 Is more than one sheet of paper jamming?

No: Go to #8 in this TAG.

Yes: Continue.

7 Make sure the natural curl of the paper is turned up in the cassettes.

•Make sure the paper is under the corner separators.

•Make sure the rear and side paper guides are positioned properly.

•Make sure the paper being used does not have a high static charge.

•Run test prints.

Does the multiple feed problem still exist?

No: The paper appears to be at fault. Turn to TAG 002: Check & Problem Resolution.

Yes: Adjust the paper tension lever or pick pressure, as described in Chapter 9, “General Printer Maintenance” , then turn to TAG 002: Check & Problem Resolution.

Troubleshooting Analysis Guide (TAGs) 3-35