Making Checks On The Reader Unit - Canon iR7086 Series Service Manual

14.1.7 Making Checks on the Reader Unit

iR7105 / iR7095 / iR7086
*: model w/ DADF-Q1 (non-Japanese model: iR7105/7095; Japanese model: iR7105/7095/7086N)
**: model w/ DADF-M1 (non-Japanese model: iR7086)
<Making Image Initial Checks>
Are there vertical
lines in the images?
YES
Clean the following:
1. Mirrors
2. Lens
3. Standard white plate
(mounted to back of
copyboard glass**)
4. Copyboard glass
Execute the following service mode item:
1) COPIER>FUNCTION>CCD>CCD-ADJ
2) COPIER>FUNCTION>CCD>LUT-ADJ**
<Checking the Density Slope>
Is there a difference
NO
in density between
front and rear?
YES
Clean the mirrors.
Check to see if the standard white plate is
mounted correctly. As necessary,
correct its mounting.
Execute the following service mode item:
1) COPIER>FUNCTION>CCD>CCD-ADJ
2) COPIER>FUNCTION>CCD>LUT-ADJ**
Is there a
difference in density
between front
and rear?
YES
Perform the instructions under
""for the printer unit.
F-14-7
NO
E
NO
Chapter 14
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14-5