Xerox 4520 - Manual (Page 219)

P r i n t Q u a l i t y P r o b l e m s
C h a p t e r 7 : T r o u b l e s h o o t i n g ❖ 7-45
Vertical line deletions
Localized print deletions
forming narrow lines
running in the direction
of paper movement.
1. Defective EP cartridge
2. Defective paper stock,
creases, folds, etc.
3. Transfer Corotron wire dirty
1. Replace EP cartridge.
2. Replace paper stock.
3. Replace Transfer Corotron (see
Chapter 6 ).
Horizontal line
deletions
Localized print deletions
appearing as bands
running across the page
perpendicular to the
direction of paper
movement.
1. Defective EP cartridge
2. Defective paper stock,
creases, folds, etc.
1. Replace EP cartridge.
2. Replace paper stock.
Figure 7.6 Print Quality Problems (continued)
Problem Possible Causes Corrective Actions
WUG-CH07 Page 45 Black,Red,Cyan Wednesday, January 25, 1995 3:45 PM