TAG 810: Uneven Density or Dark Areas on Prints
Error Code: | 810 |
Possible Defects: Photoconductor unit
Main charger
Developer unit
Cleaner unit
1 Perform the
•Turn the printer on.
•Run test prints.
Has the problem been resolved?
No: Continue.
Yes: Contamination was at fault. Turn to TAG 002: Check & Problem Resolution.
2 Check the voltages, as outlined 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.
3 Have the photoconductor unit, main charger, cleaner unit and developer unit with new toner cartridge been replaced recently?
No: Continue.
Yes: Go to TAG 811: Background/Residual Images/Dark Prints.
4 Replace the photoconductor unit and main charger.
•Run test prints.
Has the problem been resolved?
No: Reinstall the original photoconductor unit and main charger and continue.
Yes: Turn to TAG 002: Check & Problem Resolution.
5 Replace the cleaner unit.
•Run test prints.
Has the problem been resolved?
No: Reinstall the original cleaner unit and continue.
Yes: Turn to TAG 002: Check & Problem Resolution.
Troubleshooting Analysis Guide (TAGs) |