Canon Cassette Feeding Module-K1, Service Manual

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Chapter 3
3-1
3.1 Document Feeding System
3.1.1 Pickup Roller Unit
3.1.1.1 Removing the Cassette Paper Pickup Roller
0011-1561
1) Remove the cassette.
2) Open the lower-left cover.
3) With the pickup roller [1] down, insert a screwdriver [2] or the like from
the left side of the host machine as shown below.
4) Remove the pickup roller [3] with your fingers as shown below.
F-3-1
F-3-2
3.2 Electrical System
3.2.1 Cassette Size Detection Unit
3.2.1.1 Removing the Paper Size Detection Switches
0011-1562
1) Remove the screw [1], and then remove the paper size switches [2].
F-3-3
3.2.2 Cassette Retry Paper Sensor
3.2.2.1 Removing the Cassette Pickup Assembly
0011-1692
1) Detach the cassette rear cover. (2 screws)
2) Remove the five screws [1] and one screw with toothed washer [2].
3) Disconnect the three connectors [3], and then remove the cassette pickup
assembly [4].
F-3-4
Install the cassette pickup assembly with the ground plate [1] outside the
side plate.
F-3-5
3.2.2.2 Removing the Retry Sensor
0011-1693
1) Disconnect the connector [1], and then remove the retry sensor [2].
F-3-6
3.2.3 Cassette Paper Sensor
3.2.3.1 Removing the Cassette Pickup Assembly
0011-1690
1) Detach the cassette rear cover. (2 screws)
2) Remove the five screws [1] and one screw with toothed washer [2].
3) Disconnect the three connectors [3], and then remove the cassette pickup
assembly [4].
[1] [2]
[3]
[2] [1]
[1]
[2]
[3]
[1]
[3]
[4]
[1]
[1] [2]