Canon LASER CLASS 810 Service Manual page 10

Contents
6.1 Overview/Configuration .............................................................................................................................. 6- 1
6.1.1 Specifications and Control Mechanism....................................................................................................................6- 1
6.1.2 Main Components....................................................................................................................................................6- 2
6.2 Parts Replacement Procedure ................................................................................................................... 6- 3
6.2.1 Laser/Scanner Unit ..................................................................................................................................................6- 3
6.2.1.1 Removing the Laser Scanner Unit ........................................................................................................................................... 6- 3
Chapter 7 Image Formation
7.1 Overview/Configuration .............................................................................................................................. 7- 1
7.1.1 Specifications and Control Mechanism....................................................................................................................7- 1
7.1.2 Outline......................................................................................................................................................................7- 2
7.2 Image Formation Process .......................................................................................................................... 7- 3
7.2.1 Cross-Section (Main body) ......................................................................................................................................7- 3
7.3 Parts Replacement Procedure ................................................................................................................... 7- 5
7.3.1 Transfer Charging Roller..........................................................................................................................................7- 5
7.3.1.1 Removing the Transfer Charging Roller .................................................................................................................................. 7- 5
Chapter 8 Pickup and Feed System
8.1 Overview/Configuration .............................................................................................................................. 8- 1
8.1.1 Outline......................................................................................................................................................................8- 1
8.2 Detection Jams........................................................................................................................................... 8- 2
8.2.1 Jam Detection Outline..............................................................................................................................................8- 2
8.2.1.1 Outline...................................................................................................................................................................................... 8- 2
8.2.1.2 Types of Jams.......................................................................................................................................................................... 8- 2
8.3 Cassette Pickup Unit .................................................................................................................................. 8- 4
8.3.1 Outline......................................................................................................................................................................8- 4
8.3.2 Retry Pickup.............................................................................................................................................................8- 4
8.3.3 Detecting the Size of Paper .....................................................................................................................................8- 4
8.4 Duplex Unit ................................................................................................................................................. 8- 5
8.4.1 Outline......................................................................................................................................................................8- 5
8.5 Manual Feed Pickup Unit ........................................................................................................................... 8- 6
8.5.1 Outline......................................................................................................................................................................8- 6
8.5.2 Retry Pickup.............................................................................................................................................................8- 6
8.5.3 Detecting the Size of Paper .....................................................................................................................................8- 6
8.6 Parts Replacement Procedure ................................................................................................................... 8- 7
8.6.1 Cassette Pickup Roller.............................................................................................................................................8- 7
8.6.1.1 Removing the Cassette Pickup Roller ..................................................................................................................................... 8- 7
8.6.2 Cassette Separation Roller ......................................................................................................................................8- 7
8.6.2.1 Removing the Cassette Separation Roller............................................................................................................................... 8- 7
8.6.3 Cassette Paper Sensor............................................................................................................................................8- 7
8.6.3.1 Removing the Cassette Paper Sensor..................................................................................................................................... 8- 7
8.6.4 Cassette Pickup Solenoid ........................................................................................................................................8- 8
8.6.4.1 Removing the Cassette Pickup Solenoid................................................................................................................................. 8- 8
8.6.5 Paper Feed Roller....................................................................................................................................................8- 8
8.6.5.1 Removing the Cassete Feed Roller ......................................................................................................................................... 8- 8
8.6.6 Manual Pickup Roller ...............................................................................................................................................8- 8
8.6.6.1 Removing the Manual Pickup Roller........................................................................................................................................ 8- 8
8.6.7 Manual Feed Tray Paper Sensor.............................................................................................................................8- 9
8.6.7.1 Removing the Manual Tray Sensor ........................................................................................................................................ 8- 9
8.6.8 Manual Pickup Solenoid ..........................................................................................................................................8- 9
8.6.8.1 Removing the Manual Pickup Solenoid ................................................................................................................................... 8- 9
8.6.9 Manual Separation Roller ........................................................................................................................................8- 9
8.6.9.1 Removing the Manual Separation Pad .................................................................................................................................... 8- 9
8.6.10 Registration Roller................................................................................................................................................8- 10
8.6.10.1 Removing the Registration Roller ........................................................................................................................................ 8- 10