Xerox 5400N - Phaser B/W Laser Printer, Service Quick Reference Manual

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188 Phaser 5400 Laser Printer Service Guide
RAP 74 Vertical (Process) Deletions
A deletion is an area of the print where the image is
missing or extremely light. Vertical band deletions
are deletions which extend across the page in the
process direction.
Figure 22 Vertical (Process) Deletions
Table 105 Vertical (Process) Deletions Troubleshooting Procedure
Step Actions and Questions Yes No
1 INITIAL ACTIONS
■
Check that the paper supply is dry and fresh.
■
Inspect the printer paper path for items such as
staples, paper clips, paper scraps and/or debris.
■
Check the installation of the Print Cartridge.
■
Check that the Print Cartridge contact points are clean.
■
Ensure there are no obstructions in the Laser Beam
path.
■
Check that the rollers and other components in the
paper path are clean and unobstructed.
2 PAPER REPLACEMENT
1. Load fresh, dry paper.
2. Run a Test Print.
Are vertical deletions still present?
Go to
Step 3. Problem
solved.
3 PRINT CARTRIDGE REPLACEMENT
1. Install a new Print Cartridge.
2. Run a Test Print.
Are vertical deletions still present?
Go to
Step 4. Problem
solved.
4 LASER BEAM PATH INSPECTION
Inspect the laser beam path between the Laser
Assembly and the Drum.
Is the laser beam path free of obstructions?
Go to
Step 5. Remove any
obstructions
from the laser
beam path.
5 PAPER PATH INSPECTION
Inspect the paper path, between feed and exit, for
contamination or obstructions.
Is the paper path free of contamination and
obstructions?
Go to
Step 6. Remove
obstructions
or
contamination
from the
paper path.