January 2016
4-209
WorkCentre WorkCentre 4150/4250/4260WorkCentre 4150/4250/42604150/
ADJ 14.3
Repairs and Adjustments
ADJ 14.3 Shading Adjustment (4265)
Purpose
The purpose is to individually test the two CCDs on the 4265: one CCD is located in the DADF,
the other CCD is located under the Platen glass. If the image quality is unsatisfactory, perform
this procedure to check the operation of the two CCDs.
Check
NOTE: Before performing the shading adjustment, ensure the DADF is lowered.
Perform the following:
1.
Enter Diagnostics,
GP 1
.
2.
Select Copier Diagnostics.
3.
Select Shading Test.
4.
Select one of the following options:
NOTE: The first two selections check the Platen CCD. The second two selections check
the DADF CCD.
•
Flatbed Shade & Print
•
Print Last Flatbed
•
DADF Shade & Print
•
Print Last DADF
5.
The shading test profile is then printed (
Figure 1
).
Figure 1 Shading Test Profile
6.
Check the shading test profile. The result of the test will be printed at the bottom of the
page. If the result of the test is ‘OK’, the CCD is good. If necessary, perform the Corrective
Actions.
Corrective Actions
Perform the following:
1.
Install new components as necessary:
•
DADF CCD Module (
REP 5.18
)
•
Platen CCD Module (
REP 14.4
)
•
CCD Ribbon Cable (
REP 14.4
)
•
Scanner Assembly (
PL 14.13
)
2.
Perform
OF5
Main PWB Check RAP.
Results area
Summary of Contents for 4150 - WorkCentre B/W Laser
Page 1: ...January 2016 Xerox WorkCentre 4150 4250 4260 4265 Family Service Manual Updated 1 25 16 DAW...
Page 3: ...0 0 00 2 No Product Name Assigned Preliminary Working Document Section Name...
Page 5: ...January 2016 ii WorkCentre WorkCentre 4150 4250 42604150 4250 4260WorkCentre 4150 Introduction...
Page 415: ...January 2016 WorkCentre 4150 4250 4260WorkCentre 4150 4250 4260 4265WorkCentre Parts List...
Page 563: ...January 2016 7 2 WorkCentre WorkCentre 4150 4250 4260WorkCentre 4150 4250 Wiring Data...
Page 627: ...January 2016 8 2 WorkCentre WorkCentre 4150 4250 4260WorkCentre 4150 4250 Accessories...
