After Replacement Of The Cis; Copyboard Cover Open/Close Sensor; Removing The Reader Rear Cover - Canon iR4570 Series Service Manual

Chapter 5
assembly.
Rod lens array
F-5-63
When mounting it, be sure to connect the flexible
cable [1] before fitting the contact image sensor (CIS)
[2] to the machine.
[1]
F-5-64
5.4.4.5 After Replacement of
the CIS
iR2270 / iR2870 / iR3570 / iR4570
Be sure to enter the value indicated on the CIS label
attached to the contact image sensor (CIS) using the
following service mode item:
COPIER>ADJUST>CCD>MTF-MG
(main scanning direction MTR correction value)
5-36
Light guide
[2]
0006-9764
F-5-65
Be sure also to update the value indicated on the
service label found behind the left cover of the reader
unit so that it is identical to the value indicated on the
CIS label.
Reference:
At time of shipment from the factory, no CIS label is
attached.
5.4.5 Copyboard Cover Open/Close
Sensor
5.4.5.1 Removing the Reader
Rear Cover
iR2270 / iR2870 / iR3570 / iR4570
1) Disconnect the ADF communications cable [1] (if
equipped with an ADF)
XX
MTF-MG
0007-3437