Vertical Lines Appear Wavy - Xerox Phaser 8400 Service Manual

Vertical Lines Appear Wavy

Step Questions and Actions
1
1. There may be too much oil on the drum.
2. Inspect and clean the maintenance kit wiper
blade.
3. If necessary, replace the maintenance kit.
4. Did this correct the problem?
2 1. Check the motion of the X-axis and verify
there is nothing interfering such as a poorly
dressed cable or screw.
2. Replace any defective parts.
3. Did this correct the problem?
3 1. Use service diagnostics to run the Y-axis
encoder test.
2. Is the Y-axis encoder functioning properly?
4 1. Use service diagnostics to verify the drum
maintenance cam roller and pivot plate are
operating correctly.
2. Did this correct the problem?
Print-Quality Troubleshooting
Straight vertical lines appear to be wavy
and ill-formed.
s8500-041
Yes
Complete. Go to Step 2.
Complete. Go to Step 3.
Go to Step 4. Clean the drum
encoder disk or
replace the
drum assembly.
Complete. Replace the
pivot plate or
drum
maintenance
cam roller if
damaged.
No
5-23