Canon Cassette Feeding Module-K1, Service Manual

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Contents
Contents
Chapter 1 Specifications
1.1
Product Specifications
................................................................................................................................... 1- 1
1.1.1 Specifications ........................................................................................................................................... 1- 1
1.2 Names of Parts ............................................................................................................................................... 1- 1
1.2.1 Locations of Main Rollers and Sensors ................................................................................................ 1- 1
Chapter 2 Functions
2.1
Pick-Up/Feed Systm
....................................................................................................................................... 2- 1
2.1.1 Overiew ..................................................................................................................................................... 2- 1
2.1.2 Cassette Pickup Operation .................................................................................................................... 2- 1
2.1.3 Cassette Paper Size Detection .............................................................................................................. 2- 2
2.1.4 Paper Pickup Control System ................................................................................................................ 2- 3
2.2
Detecting Jams
............................................................................................................................................... 2- 4
2.2.1 Delay Jam in Pickup Assembly ............................................................................................................. 2- 4
2.2.2 Delay Jam in Pickup Assembly (Paper Leading Edge Jam at Delivery Sensor Wound Paper Jam
at Fixing Assembly) ...................................................................................................................................... 2- 4
2.2.3 Stationary Jam in Pickup Assembly ...................................................................................................... 2- 4
2.2.4 Stationary Jam in Delivery Assembly (Paper Trailing Edge Stationary Jam at Delivery Sensor/
Stationary Jam at Delivery Sensor)
........................................................................................................... 2- 5
Chapter 3 Parts Replacement Procedure
3.1 Document Feeding System ........................................................................................................................... 3- 1
3.1.1 Pickup Roller Unit ..................................................................................................................................... 3- 1
3.1.1.1 Removing the Cassette Paper Pickup Roller ............................................................................... 3- 1
3.2
Electrical System
............................................................................................................................................ 3- 1
3.2.1 Cassette Size Detection Unit .................................................................................................................. 3- 1
3.2.1.1 Removing the Paper Size Detection Switches ............................................................................. 3- 1
3.2.2 Cassette Retry Paper Sensor ................................................................................................................. 3- 1
3.2.2.1 Removing the Cassette Pickup Assembly .................................................................................... 3- 1
3.2.2.2
Removing the Retry Sensor
............................................................................................................ 3- 1
3.2.3 Cassette Paper Sensor ........................................................................................................................... 3- 1
3.2.3.1 Removing the Cassette Pickup Assembly .................................................................................. 3- 1
3.2.3.2 Removing the Cassette Paper Presence/Absence Sensor ....................................................... 3- 2
3.2.4 Cassette Pickup Solenoid ....................................................................................................................... 3- 2
3.2.4.1
Removing the Cassette Pickup Assembly
.................................................................................. 3- 2
3.2.4.2 Removing the Cassette Pickup Solenoid ...................................................................................... 3- 2
Chapter 4 Maintenance
4.1 Maintenance and Inspection ......................................................................................................................... 4- 1
4.1.1 Periodically Replaced Parts .................................................................................................................... 4- 1