5-14 WorkCentre 3210/3220 Multifunction Printer Service Manual
Print-Quality Troubleshooting
Background Contamination
There is toner contamination on all or most of the page. The contamination
appears as a very light gray dusting. The Print Cartridge is designed to print
7,000 sheets at 5% coverage. If prints typically are below 5% coverage and
the counter is greater than 8,000, background contamination can occur.
Initial Actions
â– Check the paper transfer path.
â– Ensure there is no debris in the transfer path.
Troubleshooting Reference Table
Applicable Parts Example Print
â– HVPS, PL1.0.3
â– Transfer Roller, PL1.0.11
â– Print Cartridge, PL1.1.21
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 Check the paper condition.
Is the paper dry, recommended type,
and loaded in the correct position?
Go to step 2. Replace the
paper.
2 Check usage patterns.
Is the typical print have less than 5%
coverage?
Go to step 3. Go to step 4.
3 Check the Print Cartridge. Is the Print
Cartridge at or near end of life?
Replace the
Print Cartridge
(
8-7).
Go to step 4.
4 Check the Transfer Roller movement.
Does the Transfer Roller rotate
smoothly?
Go to step 5. Clean the
Transfer Roller
bushings.
5 Check the HVPS installation. Reseat
the HVPS if necessary (
8-64).
Does the image quality improve?
Complete. Replace the
HVPS (
8-64).