Service manual

Chapter 4
4-23
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4.4.4.6 Removing the Copyboard glass
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iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
1) Open the copyboard cover (or ADF).
2) Remove the two screws [1], remove the glass retainer [2], and then
remove the copyboard glass [3].
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When removing the copyboard glass, take care not to touch the
following:
- Glass surface
- Standard white plate
Dirt on these parts can show up as white/black lines in the image. If dirt is
found, remove it with lint-free paper moistened with alcohol.
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4.4.4.7 Removing the Contact Image Sensor (CIS)
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iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
1) Pull the drive belt (front) [1] in the direction of the arrow to move the
contact sensor [2] to the position shown below.
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2) Remove the rear side of the contact sensor [1] from the carriage.
3) Disconnect the flexible cable [2], and then remove the contact sensor [1].
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When removing or installing the contact sensor unit, take care not to
touch the light guide and rod lens array.
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4.4.4.8 Procedure after Replacing the CIS (iR2020/
iR2020J/iR2016/iR2016J)
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iR2016J / iR2016 / iR2020 /
After replacing the contact image sensor (CIS), go through the following
steps to perform inter-channel output correction:
1) Enter the service mode.
Sequentially press the User Mode key " ", 2 key, 8 key, and User Mode
key " " on the operation panel.
[1]
[2]
[1]
[2]
[3]
[2][1]
[1][2]
Light guide
Rod lens array