Fuji Xerox Phaser 5500, Service Manual

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Print-Quality Troubleshooting 5-27
Horizontal Streaks
There are black lines running horizontally across the page in the process direction.
Initial Actions
■
Check that the paper supply is dry and meets specifications.
■ Inspect the paper path for items, such as staples, paper clips, and paper
scraps.
■
Check the installation of the Drum Cartridge.
■
Check the Drum Cartridge Drum surface for scratches.
■
Check that the Drum Cartridge ground contacts are clean.
Horizontal Streaks Troubleshooting Reference
Applicable Parts Example Print
■
Drum Cartridge
■
Transfer Roller
■
Laser Assembly
■
Fuser
■
Image Processor Board
■
Engine Logic Board
Horizontal Streaks Troubleshooting Procedure
Step Actions and Questions Yes No
1 Check paper condition.
1. Load new, dry paper.
2. Print a Test Print.
Does the problem still occur?
Go to Step 2. Problem solved.
2 Check the paper path.
Is the paper path clear? Go to Step 3. Remove obstacles or
contamination.
3 Check the Drum Cartridge.
1. Install a new Drum Cartridge.
2. Print a Test Print.
Is the image density normal?
Problem solved. Go to Step 4.
s5500-062