Canon iR1020 Series Service Manual page 11

9.4.9 Network PCB ......................................................................................................................................................... 9- 11
9.4.9.1 Removing the Network PCB .................................................................................................................................................. 9- 11
9.4.10 Relay PCB ........................................................................................................................................................... 9- 11
9.4.10.1 Removing the Relay PCB .................................................................................................................................................... 9- 11
9.4.11 Interlock Switch.................................................................................................................................................... 9- 11
9.4.11.1 Removing the Interlock Switch............................................................................................................................................. 9- 11
9.4.12 Fans..................................................................................................................................................................... 9- 11
9.4.12.1 Removing the Heat Discharge Fan ...................................................................................................................................... 9- 11
9.4.13 Other.................................................................................................................................................................... 9- 12
9.4.13.1 Removing the Speaker......................................................................................................................................................... 9- 12
Chapter 10 Original Feeding System
10.1 Basic Construcion ...................................................................................................................................10- 1
10.1.1 Outline ................................................................................................................................................................. 10- 1
10.1.2 Drive Mechanism ................................................................................................................................................. 10- 1
10.2 Basic Operation ......................................................................................................................................10- 3
10.2.1 Outline of Operation Mode................................................................................................................................... 10- 3
10.2.2 Document Size Detection .................................................................................................................................... 10- 5
10.2.3 Paper Pickup Operation....................................................................................................................................... 10- 5
10.2.4 Reversal Operation.............................................................................................................................................. 10- 5
10.2.5 Delivery Operation ............................................................................................................................................... 10- 6
10.3 Detection Jams .......................................................................................................................................10- 8
10.3.1 Outline ................................................................................................................................................................. 10- 8
10.4 Parts Replacement Procedure................................................................................................................10- 9
10.4.1 ADF...................................................................................................................................................................... 10- 9
10.4.1.1 Removing the ADF............................................................................................................................................................... 10- 9
10.4.2 External Covers ................................................................................................................................................... 10- 9
10.4.2.1 Removing the Front Cover ................................................................................................................................................... 10- 9
10.4.2.2 Removing the Rear Cover.................................................................................................................................................... 10- 9
10.4.2.3 Detaching the Open/Close cover ......................................................................................................................................... 10- 9
10.4.2.4 Removing the Pickup Tray ................................................................................................................................................. 10- 10
10.4.3 ADF Drive Unit................................................................................................................................................... 10- 10
10.4.3.1 Removing the Drive Unit .................................................................................................................................................... 10- 10
10.4.4 Feed Frame Unit................................................................................................................................................ 10- 10
10.4.4.1 Removing the Feed Frame Unit ......................................................................................................................................... 10- 10
10.4.5 ADF Motor Unit .................................................................................................................................................. 10- 11
10.4.5.1 Removing the ADF Motor................................................................................................................................................... 10- 11
10.4.6 Pick-up/Feed Roller Unit.................................................................................................................................... 10- 11
10.4.6.1 Removing the Pickup/Feed Roller Unit .............................................................................................................................. 10- 11
10.4.7 Pickup Roller...................................................................................................................................................... 10- 12
10.4.7.1 Removing the Pickup Roller............................................................................................................................................... 10- 12
10.4.8 Original Separation Pad..................................................................................................................................... 10- 12
10.4.8.1 Removing the Separation Pad ........................................................................................................................................... 10- 12
10.4.9 Feed Roller ........................................................................................................................................................ 10- 13
10.4.9.1 Removing the Feed Roller ................................................................................................................................................. 10- 13
10.4.10 Original Sensor ................................................................................................................................................ 10- 13
10.4.10.1 Removing the Document Set Sensor ............................................................................................................................... 10- 13
10.4.11 Separation Rear Sensor .................................................................................................................................. 10- 13
10.4.11.1 Removing the Separation Rear Sensor............................................................................................................................ 10- 13
10.4.12 Registration Sensor ......................................................................................................................................... 10- 13
10.4.12.1 Removing the Registration Sensor................................................................................................................................... 10- 13
10.4.13 Document Edge Sensor................................................................................................................................... 10- 13
10.4.13.1 Removing the document Edge Sensor............................................................................................................................. 10- 13
10.4.14 Pick-up Solenoid .............................................................................................................................................. 10- 14
10.4.14.1 Removing the Pickup Solenoid ........................................................................................................................................ 10- 14
10.4.15 Registaration Solenoid..................................................................................................................................... 10- 14
10.4.15.1 Removing the Registration Solenoid ................................................................................................................................ 10- 14
Contents