Xerox Phaser 3160B Service Manual

Phaser 3140/3155/3160 Printer Service Manual 5-23
Print-Quality Troubleshooting
Black/White Spot
Dark or blurry spots appear on the page. If black spots occur periodically, the
rollers in the Print Cartridge may be contaminated with dust or debris. If faded
areas or voids occur in a black image at intervals of 75.3 mm, or black spots occur
elsewhere, check the OPC drum surface.
Initial Actions
• Check Print Cartridge life.
• Ensure there is no debris on the OPC drum of the Print Cartridge.
Troubleshooting Reference Table
Applicable Parts Example Print
■ Transfer Roller, PL1.0.8
■ Print Cartridge, PL1.0.12
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 Check the paper path.
Is there any debris or toner
contamination on the paper path?
Clean the
paper path.
Go to step 2.
2 Print the Print Cleaning Page several
times (page 4-2).
Does the error still occur?
Go to step 3. Complete.
3 Check for spots at regular intervals.
■ Charge roller: 37.5 mm interval
■ OPC drum: 75.3 mm interval
Is there repeating spots on the
page?
Replace the
Print Cartridge
(page 8-6).
Go to step 4.
4 Check the Print Cartridge for
damage.
Is the Print Cartridge damaged?
Replace the
Print Cartridge
(page 8-6).
Go to step 5.
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Xerox Phaser 3160B Specifications

General

Brand	Xerox
Model	Phaser 3160B
Category	Printer
Language	English