HP (Hewlett-Packard) C30 Printer User Manual


 
3-160 Troubleshooting Analysis Guide (TAGs)
TAG 803: Prints With Light or White Vertical Streaks
Error Code: 803
Possible Defects: Transfer charger unit
Printhead assembly unit
Photoconductor unit
Developer unit
1
Turn off the printer and unplug the power cord.
Verify that J/P13, J/P30, and J/P31 are connected properly.
Make sure the customer's paper supply is not at fault.
Perform the every-call cleaning procedure, described in Chapter 9, “General Printer Mainte-
nance”.
Turn the printer on.
Run test prints.
Has the problem been resolved?
No: Continue.
Yes: Loose connectors or contamination were 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, and developer unit been replaced
recently?
No: Continue.
Yes: Go to #6 in this TAG.
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 developer unit and toner cartridge.
Run test prints.
Has the problem been resolved?
No: Reinstall the original developer unit and continue.
Yes: Turn to TAG 002: Check & Problem Resolution.