Lexmark 522n - C Color Laser Printer Service Manual page 120

4520-xxx
Print Quality - Evenly spaced horizontal lines or marks.
FRU
1 Lines spaced 3.19 mm
(.126 inch) apart
2 Lines spaced 22.32 mm
(.882 inch) apart
Lines spaced 28.7 mm
(1.130 inch) apart
Lines spaced 47.83 mm
(1.883 inch) apart
Lines spaced 63.77 mm
(2.511 inch) apart
3 Lines spaced 38.26 mm
(1.506 inch) apart
4 Lines spaced 44.64 mm
(1.757 inch) apart
5 Lines spaced 47.19 mm
(1.858 inch) apart
6 Lines spaced 49.16 mm
(1.935 inch) apart
7 Lines spaced 49.74 mm
(1.958 inch) apart
8 Lines spaced 51.02 mm
(2.009 inch) apart
2-92
Service Manual
Action
This can be caused by the motor
pinion gear on the main drive motor.
Replace the main drive motor.
This can be caused by a defective
gear in the main drive gearbox
assembly. Replace the main drive
gearbox assembly.
This can be caused by defective
gear(s) in the main drive gearbox.
Replace the FRUs in the following
order:
1. Main drive gearbox
2. Reference edge
Replace the FRUs in the following
order:
1. Developer drive assembly
2. Main drive gearbox assembly
Replace the FRUs in the following
order:
1. Toner cartridge
2. Charge roll
3. Developer drive assembly
Replace the toner cartridge.
Replace the FRUs in the following
order:
1. Redrive assembly
2. Fuser assembly
Replace the transfer roll.