Canon Cassette Feeding Module-J1, Service Manual

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