Canon LaserBase MF8180C, Service Manual

Page: 11 / 296

Contents
3.2.16.12 Removing the Shield Plate ................................................................................................................................................. 3- 32
3.2.16.13 Removing the Fan Duct...................................................................................................................................................... 3- 32
3.2.16.14 Removing the Lower Case Assembly ................................................................................................................................ 3- 33
3.2.16.15 Removing the Printer Power Supply PCB .......................................................................................................................... 3- 33
3.2.17
High-voitage Power Supply PCB ......................................................................................................................... 3- 33
3.2.17.1 Removing the Fixing Assembly............................................................................................................................................ 3- 33
3.2.17.2 Removing the Rear Cover.................................................................................................................................................... 3- 34
3.2.17.3 Removing the Reader Assembly.......................................................................................................................................... 3- 34
3.2.17.4 Removing the Right Cover ................................................................................................................................................... 3- 35
3.2.17.5 Removing the Left Cover ..................................................................................................................................................... 3- 35
3.2.17.6 Removing the Power Supply Assembly ............................................................................................................................... 3- 35
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