TAG 032: Toner Patch Too Light

Error Code:

032, 033

Possible Defects: Photoconductor unit

IGS board

PCL board

1 Check the voltages, as described in Chapter 9, “General Printer Maintenance” .

Are the voltages correct?

No: Replace the high voltage power supply unit, then turn to TAG 002: Check & Problem Resolution.

Yes: Continue.

2 Have the photoconductor unit been replaced recently?

No: Continue.

Yes: Go to #4 in this TAG.

3 Replace the photoconductor unit.

Run 200+ test prints to reduce toner concentration in the developer unit.

Has the problem been resolved?

No: Reinstall the original photoconductor unit and continue.

Yes: The photoconductor was at fault; turn to TAG 002: Check & Problem Resolution.

4 Turn the printer off and unplug the power cord.

Perform the every-call cleaning procedure, described in Chapter 9, “General Printer Mainte- nance” .

Clean the toner patch sensor on the developer unit.

Clean the printhead lens.

Run at least 55 test prints

Has the problem been resolved?

No: Contamination was at fault. Turn to TAG 002: Check & Problem Resolution.

Yes: Continue

5 Run test prints.

Do the test prints appear overtoned, dark, or have background?

No: Go to #8 in this TAG

Yes: Continue.

6 Develop a toner patch, as described in Chapter 1, “Printer and Troubleshooting Overview” .

Is the toner patch developed and properly positioned?

No: Replace the IGS board, then turn to TAG 002: Check & Problem Resolution.

Yes: Continue

Troubleshooting Analysis Guide (TAGs)

3-49