Field Service Ver. 1.0 Jun. 2008 19. Image quality problem
335
Troubleshooting
19.3.14 Scanner system: uneven density
A. Typical faulty images
B. Troubleshooting procedure
A02EF4C520DA
Step Section Check item Result Action
1
Exposure unit Exposure unit is not installed pre-
cisely.
YES Reinstall.
2
Scanner motor Scanner motor turns smoothly. NO Change timing belt.
Change scanner motor.
3
The problem has been eliminated
through the checks of steps up to 2.
NO Change exposure unit.
d-Color MF201
Y109660-1 Sevice Manual
d-Color MF201
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