Canon MF8100 Series Service Manual page 15

3.5.9 Transfer Charging Roller ..................................................................................................................................... 3- 109
3.5.9.1 Removing the Transfer Charging Roller .............................................................................................................................. 3- 109
3.5.10 Waste toner Detection PCB............................................................................................................................... 3- 110
3.5.10.1 Removing the Rear Cover.................................................................................................................................................. 3- 110
3.5.10.2 Removing the Reader Assembly........................................................................................................................................ 3- 110
3.5.10.3 Removing the Right Cover ................................................................................................................................................. 3- 111
3.5.10.4 Removing the Left Cover ................................................................................................................................................... 3- 111
3.5.10.5 Removing the Power Supply Assembly ............................................................................................................................. 3- 111
3.5.10.6 Removing the Face-Down Cover ....................................................................................................................................... 3- 112
3.5.10.7 Removing the Top Cover ................................................................................................................................................... 3- 112
3.5.10.8 Removing the Right Frame ................................................................................................................................................ 3- 113
3.5.10.9 Removing the Registration Clutch...................................................................................................................................... 3- 113
3.5.10.10 Removing the Main Drive Assembly ................................................................................................................................ 3- 113
3.5.10.11 Removing the Waste Toner Detection PCB ..................................................................................................................... 3- 114
3.5.11 Developing Rotary/Toner Level Detection PCB................................................................................................. 3- 114
3.5.11.1 Removing the Rear Cover.................................................................................................................................................. 3- 114
3.5.11.2 Removing the Reader Assembly........................................................................................................................................ 3- 114
3.5.11.3 Removing the Right Cover ................................................................................................................................................. 3- 115
3.5.11.4 Removing the Left Cover ................................................................................................................................................... 3- 115
3.5.11.5 Removing the Power Supply Assembly ............................................................................................................................. 3- 116
3.5.11.6 Removing the Face-Down Cover ....................................................................................................................................... 3- 116
3.5.11.7 Removing the Top Cover ................................................................................................................................................... 3- 116
3.5.11.8 Removing the Right Frame ................................................................................................................................................ 3- 117
3.5.11.9 Removing the Registration Clutch...................................................................................................................................... 3- 117
3.5.11.10 Removing the Main Drive Assembly ................................................................................................................................ 3- 117
3.5.11.11 Removing the Rotary Drive Assembly.............................................................................................................................. 3- 118
3.5.11.12 Removing the Left Frame................................................................................................................................................. 3- 119
3.5.11.13 Removing the Fan Duct.................................................................................................................................................... 3- 119
3.5.11.14 Removing the Laser Scanner Unit Base .......................................................................................................................... 3- 119
3.5.11.15 Removing the Developing Rotary Assembly .................................................................................................................... 3- 119
3.5.11.16 Removing the Developing Rotary/Toner Level Detection PCB ........................................................................................ 3- 120
3.5.12 Toner Cartridge Motor ....................................................................................................................................... 3- 120
3.5.12.1 Removing the Rear Cover.................................................................................................................................................. 3- 120
3.5.12.2 Removing the Reader Assembly........................................................................................................................................ 3- 121
3.5.12.3 Removing the Right Cover ................................................................................................................................................. 3- 121
3.5.12.4 Removing the Left Cover ................................................................................................................................................... 3- 121
3.5.12.5 Removing the Power Supply Assembly ............................................................................................................................. 3- 122
3.5.12.6 Removing the Face-Down Cover ....................................................................................................................................... 3- 122
3.5.12.7 Removing the Top Cover ................................................................................................................................................... 3- 122
3.5.12.8 Removing the Right Frame ................................................................................................................................................ 3- 123
3.5.12.9 Removing the Shield Plate................................................................................................................................................. 3- 123
3.5.12.10 Removing the Rotary Drive Assembly.............................................................................................................................. 3- 123
3.5.12.11 Removing the Toner Cartridge Motor............................................................................................................................... 3- 124
3.6 PICKUP AND FEEDING SYSTEM .........................................................................................................3- 124
3.6.1 Cassette Pickup Roller ........................................................................................................................................ 3- 124
3.6.1.1 Removing the Cassettes...................................................................................................................................................... 3- 124
3.6.1.2 Removing the Rear Cover ................................................................................................................................................... 3- 124
3.6.1.3 Removing the Right Cover................................................................................................................................................... 3- 124
3.6.1.4 Removing the Left Cover ..................................................................................................................................................... 3- 125
3.6.1.5 Removing the Cassette Pickup Roller ................................................................................................................................. 3- 125
3.6.2 Cassette Paper Sensor ....................................................................................................................................... 3- 125
3.6.2.1 Removing the Cassettes...................................................................................................................................................... 3- 125
3.6.2.2 Removing the Rear Cover ................................................................................................................................................... 3- 125
3.6.2.3 Removing the Reader Assembly ......................................................................................................................................... 3- 126
3.6.2.4 Removing the Right Cover................................................................................................................................................... 3- 127
3.6.2.5 Removing the Left Cover ..................................................................................................................................................... 3- 127
3.6.2.6 Removing the Power Supply Assembly ............................................................................................................................... 3- 127
3.6.2.7 Removing the Face-Down Cover......................................................................................................................................... 3- 127
3.6.2.8 Removing the Top Cover ..................................................................................................................................................... 3- 127
3.6.2.9 Removing the Right Frame .................................................................................................................................................. 3- 129
3.6.2.10 Removing the Left Frame................................................................................................................................................... 3- 129
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