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Field Service Ver. 2.0 Jul. 2009
22. IMAGE QUALITY PROBLEM
873
TROUBLESHOOTING
22.3.11
Scanner system: defective ACS
A. Typical faulty images
B. Troubleshooting procedure
A02EF4C517DA
ABCDE
AA
ABCDE
ABCDE
ABCDE
ABCDE
Colored area of original
Black-and-white area of original
Step
Section
Check item
Result
Action
1
Auto Color Level
Adjustment
[User Setting]
The problem persists even after
the ACS determination level
adjust function has been
changed.
YES
Change the original loading direc-
tion. Make manual settings
according to the type of original.
(If the original contains a colored
area in one of its corners, the
machine may fail to properly
detect the colored area.)
Y110571-1 Service Manual
Summary of Contents for d-color MF651
Page 1: ...d Color MF651 d Color MF551 d Color MF451 Color Printer SERVICE MANUAL Code Y110571 1...
Page 24: ...MEASURES TO TAKE IN CASE OF AN ACCIDENT S 22 Blank Page...
Page 27: ...d Color MF651 d Color MF551 d Color MF451 Color Printer SERVICE MANUAL Code Y110571 1...
Page 1053: ...UPDATING STATUS DATE UPDATED PAGES PAGES CODE 10 2009 1ST EDITION 1053053 Y110571 1...