Canon ImageRunner iR8500 Series, Service Manual, Page: 279 / 1122

Chapter 5
5-27
5.4 Parts Replacement Procedure
5.4.1 Reader Unit
5.4.1.1 Removing the Reader Unit
0008-8033
/ iR8070
1) Remove the ADF.
2) Remove the upper right cover (inside)
3) Remove the rear upper cover (4 screws).
4) Remove the reader rear cover.
5) Remove the screw [1], and detach the reader fixing plate [2] and the
washer [3] (1 each).
6) Remove the reader unit [4] to the rear.
F-5-48
5.4.1.2 Sliding the Reader Unit
0008-8139
/ iR8070
1) Remove the ADF.
2) Remove the upper right cover.
3) Remove the rear upper cover.
4) Remove the left upper cover.
5) Remove the screw [2] of the stopper [1].
F-5-49
6) Remove the 2 screws [1], and slide the reader unit [2] to the left.
F-5-50
5.4.2 CCD Unit
5.4.2.1 Removing the CCD Unit
0008-8120
1) Remove the reader controller cover.
2) Free the front/rear claw [2] of the CCD cover [1], and detach the CCD
cover.
F-5-51
3) Remove the fixing screw [1], spring [2], and spring plate [3], and
disconnect the connector (3 locations); then, disconnect the 2 flat
cables [5] from the reader controller PCB, and detach the CCD unit
[6].
[1]
[1]
[1]
[2]
[2]
[2]
[3]
[4]
[1]
[2]
[2]
[1]
[1]
[2]