Repeating Print Defects On Print - Xerox Phaser 8400 Service Manual

Repeating Print Defects on Print

Step Questions and Actions
1
1. Repeating defects that occur every 11.6 cm
(4.58 in.) are caused by the transfix roller.
2. Clean the transfix roller. The defect does not
move in the X-position.
3. Replace if necessary.
4. Did this correct the problem?
2 1. A single repeating defect that has a different
Y position on each page, but the same X
position on each page is probably due to a
defect on the drum.
2. Clean the drum assembly.
3. Did this correct the problem?
Print-Quality Troubleshooting
The distance between each artifact of
a repeating image defect reveals
which imaging component is causing
the defect. Transfix Roller defects
show up as light spots in solid fill
areas.
s8500-045
Complete.
Complete.
Yes No
Go to Step 2.
Replace the
drum assembly.
5-29