19. Image quality problem
Field Service Ver. 1.0 Jun. 2008
328
T
roubleshooting
19.3.7
Scanner system: moire
A. Typical faulty images
B. Troubleshooting procedure
A02EF4C513DA
Step
Section
Check item
Result
Action
1
Original
Moire distortions recur even after
the orientation of original has been
changed.
NO
Change the original mode
(select one other than that
resulted in moire).
2
Basic screen
Quality/Density
Moire distortions recur even after
the original mode has been
changed.
YES
Select “Text Mode” or “Photo
Mode”.
3
Basic screen
zoom
The problem has been eliminated
through the checks of steps up to 2.
NO
Change the zoom ratio.
d-Color MF201
Service Manual Y109660-1