Xerox Phaser 3140

Phaser 3140/3155/3160 Printer Service Manual 5-19
Print-Quality Troubleshooting
Vertical White Lines
There are faded or completely non-printed lines along the page in the process
direction. Possible causes include dust or debris blocking the path between the
Laser Unit and Print Cartridge, or a build up of debris on the OPC drum cleaning
blade.
Initial Actions
•Clean the Laser Unit window.
• Ensure there is no dust or debris on the Print Cartridge or Fuser components.
Troubleshooting Reference Table
Applicable Parts Example Print
■ Print Cartridge, PL1.0.12
■ Transfer Roller, PL1.0.8
■ Laser Unit, PL6.0.79
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 Check the Print Cartridge life usage.
Is the Print Cartridge empty?
Replace the
Print Cartridge
(page 8-6).
Go to step 2.
2 Check the Laser Unit window.
Is there contamination on the Laser
Unit window?
Clean the Laser
Unit window.
Go to step 3.
3 Check the Print Cartridge for debris.
Is there any debris on the OPC
drum?
Clean the
drum.
Go to step 4.
4 Check the OPC Drum on the Print
Cartridge for damage.
Is the OPC Drum damaged?
Replace the
Print Cartridge
(page 8-6).
Go to step 5.
Vertical Blank Lines
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