Canon imageCLASS MF4100 Series, Service Manual

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Contents
7.3.4.3
Residual Jam at Startup .......................................................................................................................................................... 7- 4
7.4
Duplex Unit .................................................................................................................................................7- 5
7.4.1 Overview.................................................................................................................................................................. 7- 5
7.5
Parts Replacement Procedure ...................................................................................................................7- 6
7.5.1 Main Motor............................................................................................................................................................... 7- 6
7.5.1.1 Preparation for Removing Main Motor ..................................................................................................................................... 7- 6
7.5.1.2
Removing Main Motor .............................................................................................................................................................. 7- 6
7.5.2
Separation Pad........................................................................................................................................................ 7- 6
7.5.2.1
Preparation for Removing Separation Pad .............................................................................................................................. 7- 6
7.5.2.2 Removing Separation Pad ....................................................................................................................................................... 7- 6
7.5.3 Pickup Roller ........................................................................................................................................................... 7- 6
7.5.3.1 Removing Pickup Roller........................................................................................................................................................... 7- 6
Chapter 8
Fixing System
8.1 Overview/Configuration ..............................................................................................................................8- 1
8.1.1
Specification/Control/Function List ......................................................................................................................... 8- 1
8.1.2
Overview.................................................................................................................................................................. 8- 1
8.2 Various Control Mechanisms......................................................................................................................8- 3
8.2.1
Controlling the Temperature of the Fixing Unit ........................................................................................................ 8- 3
8.2.1.1 Fixing Temperature Control .................................................................................................................................................... 8- 3
8.3
Protection Function.....................................................................................................................................8- 4
8.3.1 Protection Function ................................................................................................................................................. 8- 4
8.4
Parts Replacement Procedure ...................................................................................................................8- 5
8.4.1
Fixing Unit................................................................................................................................................................ 8- 5
8.4.1.1
Preparation for Removing Fixing Assembly ............................................................................................................................. 8- 5
8.4.1.2 Removing Fixing Assembly...................................................................................................................................................... 8- 5
8.4.2 Fixing Film Unit........................................................................................................................................................ 8- 5
8.4.2.1 Preparation for Removing Fixing Film Unit .............................................................................................................................. 8- 5
8.4.2.2
Removing Fixing Film Unit ....................................................................................................................................................... 8- 5
Chapter 9 External and Controls
9.1
Control Panel ..............................................................................................................................................9- 1
9.1.1 Outline ..................................................................................................................................................................... 9- 1
9.2
Power Supply .............................................................................................................................................9- 1
9.2.1 Protection Function.................................................................................................................................................. 9- 1
9.2.1.1 Protecting Function .................................................................................................................................................................. 9- 1
9.3 Parts Replacement Procedure ...................................................................................................................9- 2
9.3.1
Front Cover.............................................................................................................................................................. 9- 2
9.3.1.1 Removing the Front Cover....................................................................................................................................................... 9- 2
9.3.2
Rear Cover .............................................................................................................................................................. 9- 2
9.3.2.1
Preparation for Removing the Rear Cover............................................................................................................................... 9- 2
9.3.2.2 Removing the Rear Cover ....................................................................................................................................................... 9- 2
9.3.3 Right Cover.............................................................................................................................................................. 9- 2
9.3.3.1 Removing the Right Cover....................................................................................................................................................... 9- 2
9.3.4
Left Cover ................................................................................................................................................................ 9- 2
9.3.4.1 Removing the Left Cover ......................................................................................................................................................... 9- 2
9.3.5
Upper Cover ............................................................................................................................................................ 9- 3
9.3.5.1
Preparation for Removing the Upper Cover............................................................................................................................. 9- 3
9.3.5.2 Removing the Upper Cover ..................................................................................................................................................... 9- 3
9.3.6 Cartridge Cover ....................................................................................................................................................... 9- 3
9.3.6.1 Preparation for Removing the Cartridge Cover........................................................................................................................ 9- 3
9.3.6.2
Removing the Cartridge Cover ................................................................................................................................................ 9- 3
9.3.7
Operation Panel Unit ............................................................................................................................................... 9- 4
9.3.7.1
Removing the Control Panel Unit............................................................................................................................................. 9- 4
9.3.8 SCNT Board ............................................................................................................................................................ 9- 4
9.3.8.1 Preparation for Removing the SCNT Board............................................................................................................................. 9- 4