Xerox 3300MFP Service Manual - Page 129

Horizontal Black Band Print-Quality Troubleshooting Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Dark or blurry horizontal stripes occur in the printing periodically. (They may not occur periodically.) Check and Cause Solution Bad contacts of the voltage terminals to print cartridge. Clean each voltage terminal of the Charge, Supply, Develop and Transfer roller. (remove the toner particles and paper particles) The rollers of print cartridge may be stained. Charge roller = 37.7 mm Supply roller = 53 mm Develop roller = 39 mm Transfer roller = 45.3 mm Clean the right Gear that has a relatively small gap of the teeth in the OPC. If the malfunction persists, replace the print cartridge. Phaser 3300MFP Service Manual 5-11