Troubleshooting Analysis Guide (TAGs) 3-49
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
