Canon MF8100 Series Service Manual page 83

3.2.17.7 Removing the Face-Down Cover................................................................................................................................................................3-36
3.2.17.8 Removing the Top Cover ............................................................................................................................................................................3-36
3.2.17.9 Removing the Right Frame .........................................................................................................................................................................3-37
3.2.17.10 Removing the Left Frame .........................................................................................................................................................................3-37
3.2.17.11 Removing the Cassette Feeder ..................................................................................................................................................................3-37
3.2.17.12 Removing the Shield Plate ........................................................................................................................................................................3-37
3.2.17.13 Removing the Fan Duct ............................................................................................................................................................................3-37
3.2.17.14 Removing the Lower Case Assembly .......................................................................................................................................................3-38
3.2.17.15 Removing the Sub High-Voltage Power Supply PCB Unit......................................................................................................................3-38
3.2.17.16 Removing the High-Voltage Power Supply PCB .....................................................................................................................................3-38
3.2.18 Sub High-Voltage Power Supply PCB .................................................................................................................................... 3-38
3.2.18.1 Removing the Fixing Assembly..................................................................................................................................................................3-38
3.2.18.2 Removing the Rear Cover ...........................................................................................................................................................................3-39
3.2.18.3 Removing the Reader Assembly .................................................................................................................................................................3-39
3.2.18.4 Removing the Right Cover..........................................................................................................................................................................3-40
3.2.18.5 Removing the Left Cover............................................................................................................................................................................3-40
3.2.18.6 Removing the Power Supply Assembly......................................................................................................................................................3-40
3.2.18.7 Removing the Face-Down Cover................................................................................................................................................................3-41
3.2.18.8 Removing the Top Cover ............................................................................................................................................................................3-41
3.2.18.9 Removing the Right Frame .........................................................................................................................................................................3-42
3.2.18.10 Removing the Left Frame .........................................................................................................................................................................3-42
3.2.18.11 Removing the Cassette Feeder ..................................................................................................................................................................3-42
3.2.18.12 Removing the Shield Plate ........................................................................................................................................................................3-42
3.2.18.13 Removing the Fan Duct ............................................................................................................................................................................3-42
3.2.18.14 Removing the Lower Case Assembly .......................................................................................................................................................3-43
3.2.18.15 Removing the Sub High-voltage Power Supply Board.............................................................................................................................3-43
3.2.19 Internal Temperature Detection Thermistor ............................................................................................................................ 3-43
3.2.19.1 Removing the Rear Cover ...........................................................................................................................................................................3-43
3.2.19.2 Removing the Reader Assembly .................................................................................................................................................................3-44
3.2.19.3 Removing the Right Cover..........................................................................................................................................................................3-44
3.2.19.4 Removing the Left Cover............................................................................................................................................................................3-45
3.2.19.5 Removing the Power Supply Assembly......................................................................................................................................................3-45
3.2.19.6 Removing the Face-Down Cover................................................................................................................................................................3-45
3.2.19.7 Removing the Top Cover ............................................................................................................................................................................3-45
3.2.19.8 Removing the Right Frame .........................................................................................................................................................................3-46
3.2.19.9 Removing the Shield Plate ..........................................................................................................................................................................3-46
3.2.19.10 Removing the Machine Inside Temperature Thermistor ..........................................................................................................................3-47
3.2.20 Cooling Fan.............................................................................................................................................................................. 3-47
3.2.20.1 Removing the Rear Cover ...........................................................................................................................................................................3-47
3.2.20.2 Removing the Reader Assembly .................................................................................................................................................................3-47
3.2.20.3 Removing the Right Cover..........................................................................................................................................................................3-48
3.2.20.4 Removing the Left Cover............................................................................................................................................................................3-48
3.2.20.5 Removing the Power Supply Assembly......................................................................................................................................................3-49
3.2.20.6 Removing the Face-Down Cover................................................................................................................................................................3-49
3.2.20.7 Removing the Top Cover ............................................................................................................................................................................3-49
3.2.20.8 Removing the Left Frame ...........................................................................................................................................................................3-50
3.2.20.9 Removing the Fan Duct ..............................................................................................................................................................................3-50
3.2.20.10 Removing the Cooling Fan .......................................................................................................................................................................3-50
3.3 Document Feed/Exposure System ...............................................................................................................................3-51
3.3.1 Scanner Unit............................................................................................................................................................................... 3-51
3.3.1.1 Removing the Rear Cover .............................................................................................................................................................................3-51
3.3.1.2 Removing the Scanner Unit ..........................................................................................................................................................................3-51
3.3.2 ADF Unit ................................................................................................................................................................................... 3-51
3.3.2.1 Removing the Rear Cover .............................................................................................................................................................................3-51
3.3.2.2 Removing the Scanner Unit ..........................................................................................................................................................................3-52
3.3.2.3 Removing the SCNT Board Unit ..................................................................................................................................................................3-52
3.3.2.4 Removing the ADF Unit ...............................................................................................................................................................................3-52
3.3.2.5 Points to Note When Mounting the ADF Unit..............................................................................................................................................3-53
3.3.3 Scanner Cover Unit.................................................................................................................................................................... 3-53
3.3.3.1 Removing the Rear Cover .............................................................................................................................................................................3-53
3.3.3.2 Removing the Scanner Unit ..........................................................................................................................................................................3-53
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