Xerox 7300B - Phaser Color Laser Printer Study Manual page 67

Print Quality Problems
Lines in Direction of Travel
Lines light or
dark?
Light
Clean
the LED
bars.
Light lines
in all colors?
Yes
Replace the
Transfer Unit.
Still has light
lines?
Yes
Call for service.
PHASER 7300 Troubleshooting Flowcharts
0
Dark
Dark lines in just one
color?
Yes
Replace the
corresponding
Imaging Unit..
Remove the
Toner Cartridge
and check for
toner starvation
in the Imaging
Unit.
No Problem solved.
Clean or
replace
the
Fuser.
Still dark lines?
Yes
Call for service.
No
Toner OK?
Cartridge and retest.
Yes
Replace the
corresponding
Imaging Unit..
Still has light
lines?
Yes
Call for service.
Problem solved.
Replace the Toner
Problem solved.
page 63