Canon iR2422 series Service Manual page 13

9.3.2.1 Protective Mechanisms............................................................................................................................................................ 9- 6
9.4 Parts Replacement Procedure ...................................................................................................................9- 7
9.4.1 External Covers ....................................................................................................................................................... 9- 7
9.4.1.1 Delivery Tray............................................................................................................................................................................ 9- 7
9.4.1.2 Right Cover (Lower)................................................................................................................................................................. 9- 7
9.4.1.3 Right Cover (Upper)................................................................................................................................................................. 9- 7
9.4.1.4 Rear Cover............................................................................................................................................................................... 9- 7
9.4.1.5 Left Cover (Lower) ................................................................................................................................................................... 9- 7
9.4.1.6 Left Cover (Rear) ..................................................................................................................................................................... 9- 8
9.4.1.7 Reader Front Cover ................................................................................................................................................................. 9- 8
9.4.1.8 Reader Rear Cover.................................................................................................................................................................. 9- 8
9.4.2 Main Drive Assembly............................................................................................................................................... 9- 9
9.4.2.1 Removing the Main Drive Unit ................................................................................................................................................. 9- 9
9.4.3 Fixing Drive Assembly ........................................................................................................................................... 9- 10
9.4.3.1 Removing the Fixing Drive Unit ............................................................................................................................................. 9- 10
9.4.4 Power Supply Unit ................................................................................................................................................. 9- 10
9.4.4.1 Removing the Main Power Supply PCB ................................................................................................................................ 9- 10
9.4.4.2 Removing the Main Power Supply PCB ................................................................................................................................ 9- 11
9.4.5 Control Panel......................................................................................................................................................... 9- 12
9.4.5.1 Removing the Operation Panel Unit ...................................................................................................................................... 9- 12
9.4.6 DC Controller PCB ................................................................................................................................................ 9- 12
9.4.6.1 Removing the DC Controller PCB.......................................................................................................................................... 9- 12
9.4.6.2 Removing the DC Controller PCB.......................................................................................................................................... 9- 12
9.4.7 Option Power Supply PCB .................................................................................................................................... 9- 12
9.4.7.1 Removing the Option Power Supply PCB.............................................................................................................................. 9- 12
9.4.7.2 Removing the Option Power Supply PCB.............................................................................................................................. 9- 14
9.4.8 HVT PCB ............................................................................................................................................................... 9- 15
9.4.8.1 Removing the HVT PCB ........................................................................................................................................................ 9- 15
9.4.9 Fixing Heat Discharge Fan .................................................................................................................................... 9- 15
9.4.9.1 Removing the Fan Filter (Non Duplex Unit) ........................................................................................................................... 9- 15
9.4.9.2 Removing the Fan Filter (With Duplex Unit Type) ................................................................................................................. 9- 16
9.4.10 Fixing Driver Motor .............................................................................................................................................. 9- 17
9.4.10.1 Removing the Fixing Unit Drive Motor ................................................................................................................................. 9- 17
9.4.11 Left Door .............................................................................................................................................................. 9- 17
9.4.11.1 Removing the Left Door (Non Duplex Unit Type)................................................................................................................. 9- 17
9.4.11.2 Removing the Left Door (With Duplex Unit Type) ................................................................................................................ 9- 18
Chapter 10 Maintenance and Inspection
10.1 Periodically Replaced Parts ....................................................................................................................10- 1
10.1.1 Overview.............................................................................................................................................................. 10- 1
10.1.2 Reader Unit.......................................................................................................................................................... 10- 1
10.1.3 Printer Unit........................................................................................................................................................... 10- 1
10.2 Durables and Consumables ...................................................................................................................10- 1
10.2.1 Overview.............................................................................................................................................................. 10- 1
10.2.2 Reader Unit.......................................................................................................................................................... 10- 1
10.2.3 Printer Unit........................................................................................................................................................... 10- 2
10.3 Scheduled Servicing Basic Procedure....................................................................................................10- 2
10.3.1 Scheduled Servicing ............................................................................................................................................ 10- 2
Chapter 11 Standards and Adjustments
11.1 Scanning System ....................................................................................................................................11- 1
11.1.1 Procedure after Replacing the CIS ...................................................................................................................... 11- 1
11.2 Image Formation System........................................................................................................................11- 1
11.2.1 Procedure after Replacing the Developing Assembly ......................................................................................... 11- 1
11.3 Electrical Components ............................................................................................................................11- 1
11.3.1 Procedure after Replacing the Image Processor PCB ........................................................................................ 11- 1
Contents