Canon ImageCLASS MF4690 Service Manual - page 9
Contents
7.3.3 Stationary Jams ....................................................................................................................................................... 7- 3
7.3.3.1 Pickup Stationary Jam ............................................................................................................................................................ 7- 3
7.3.3.2 Delivery Stationary Jam .......................................................................................................................................................... 7- 3
7.3.4 Other Jams .............................................................................................................................................................. 7- 3
7.3.4.1 Door Open Jam ....................................................................................................................................................................... 7- 3
7.3.4.2 Wrapping Jam ......................................................................................................................................................................... 7- 3
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- 6
8.4.1 Fixing Unit................................................................................................................................................................ 8- 6
8.4.1.1 Preparation for Removing Fixing Assembly ............................................................................................................................. 8- 6
8.4.1.2 Removing Fixing Assembly...................................................................................................................................................... 8- 6
8.4.2 Fixing Film Unit........................................................................................................................................................ 8- 6
8.4.2.1 Preparation for Removing Fixing Film Unit .............................................................................................................................. 8- 6
8.4.2.2 Removing Fixing Film Unit ....................................................................................................................................................... 8- 6
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