Print Quality-Blank Page - Lexmark C520 Series Service Manual

Print quality—blank page
Potential cause
1 Packing material
2 Photoconductor unit
3 Cartridge drive motor
4 Photoconductor unit charge
roll HVPS contact path.
Action
Remove the packing material for the photoconductor unit in question.
Replace the photoconductor unit for the color in question.
Enter the diagnostic mode. Go to
page 3-1. Run the appropriate cartridge drive motor test for the color
missing to see if the motor is turning. Go to
page 3-7. If the motor fails to turn, replace the EP drive assembly. Go
to "Electrophotographic Process (EP) drive assembly removal"
on page 4-40.
Check the high voltage contact from the HVPS to the photoconductor
charge roll. Ensure contact springs are properly mounted and that
the charge roll contact spring is making good contact with the HVPS
spring that runs through the left printer frame. Go to
springs removal" on page 4-56
removal procedures if the spring(s) is defective.
"Accessing service menus" on
"General motor test" on
"Contact
to view proper mounting and for
Diagnostic information
5022-xxx
2-69