Canon ImageRunner iR8500 Series Service Manual page 528

Contents
11.5.9 Drum Drive Assembly ........................................................................................................................................................... 11-25
11.5.9.1 Removing the Drum Drive Assembly ...................................................................................................................................................... 11-25
11.5.9.2 Removing the Drive Assembly................................................................................................................................................................. 11-26
11.5.10 Cassette Pickup Drive Assembly ......................................................................................................................................... 11-27
11.5.10.1 Removing the Cassette Pickup Drive Assembly .................................................................................................................................... 11-27
11.5.10.2 Removing the Cassette Pickup Drive Assembly .................................................................................................................................... 11-27
11.5.11 Toner Cartridge Drive Assembly......................................................................................................................................... 11-27
11.5.11.1 Removing the Toner Cartridge Drive Assembly .................................................................................................................................... 11-27
11.5.12 Power Supply Unit............................................................................................................................................................... 11-28
11.5.12.1 Removing the Power Supply Unit .......................................................................................................................................................... 11-28
11.5.12.2 Removing the Power Supply Unit .......................................................................................................................................................... 11-28
11.5.13 Control Panel ....................................................................................................................................................................... 11-29
11.5.13.1 Removing the Control Panel Unit........................................................................................................................................................... 11-29
11.5.13.2 Removing the Control Panel Unit........................................................................................................................................................... 11-30
11.5.13.3 Removing the Control Panel Unit........................................................................................................................................................... 11-31
11.5.13.4 Removing the Control Panel Unit........................................................................................................................................................... 11-31
11.5.14 Control Panel Support Unit.................................................................................................................................................. 11-33
11.5.14.1 Removing the Control Panel Support Unit ............................................................................................................................................. 11-33
11.5.15 Cover Switch Assembly....................................................................................................................................................... 11-33
11.5.15.1 Removing the Front Cover Switch Assembly ........................................................................................................................................ 11-33
11.5.15.2 Removing the Front Cover Switch Assembly ........................................................................................................................................ 11-34
11.5.16 Manual Feed Tray Switch Assembly................................................................................................................................... 11-34
11.5.16.1 Removing the Manual Feed Tray Switch Assembly .............................................................................................................................. 11-34
11.5.16.2 Removing the Manual Feed Tray Switch Assembly .............................................................................................................................. 11-34
11.5.17 Drum Heater Switch Assembly ........................................................................................................................................... 11-35
11.5.17.1 Removing the Drum Heater Switch Assembly....................................................................................................................................... 11-35
11.5.17.2 Removing the Drum Heater Switch Assembly....................................................................................................................................... 11-35
11.5.18 DC Controller PCB .............................................................................................................................................................. 11-35
11.5.18.1 Removing the DC Controller PCB ......................................................................................................................................................... 11-35
11.5.18.2 Removing the DC Controller PCB ......................................................................................................................................................... 11-36
11.5.18.3 When Replacing the DC Controller PCB ............................................................................................................................................... 11-36
11.5.18.4 When Replacing the DC Controller PCB ............................................................................................................................................... 11-36
11.5.19 Control Panel Controller PCB ............................................................................................................................................. 11-36
11.5.19.1 Removing the Control Panel Controller (CPU) PCB ............................................................................................................................. 11-36
11.5.19.2 Removing the Control Panel Controller (CPU) PCB ............................................................................................................................. 11-37
11.5.20 Control Panel Inverter PCB ................................................................................................................................................. 11-37
11.5.20.1 Removing the Control Panel Inverter PCB............................................................................................................................................. 11-37
11.5.20.2 Removing the Control Panel Inverter ..................................................................................................................................................... 11-37
11.5.21 Control Panel PCB............................................................................................................................................................... 11-37
11.5.21.1 Removing the Control Panel PCB .......................................................................................................................................................... 11-37
11.5.21.2 Removing the Control Panel PCB .......................................................................................................................................................... 11-38
11.5.21.3 Removing the Control Panel PCB .......................................................................................................................................................... 11-38
11.5.22 AC Driver PCB .................................................................................................................................................................... 11-38
11.5.22.1 Removing the AC Driver PCB ............................................................................................................................................................... 11-38
11.5.22.2 Removing the AC Driver PCB ............................................................................................................................................................... 11-39
11.5.23 All Night Power Supply PCB .............................................................................................................................................. 11-39
11.5.23.1 Removing the All Night Power Supply PCB.......................................................................................................................................... 11-39
11.5.23.2 Removing the All Night Power Supply PCB.......................................................................................................................................... 11-39
11.5.24 Relay PCB............................................................................................................................................................................ 11-40
11.5.24.1 Removing the Relay PCB ....................................................................................................................................................................... 11-40
11.5.24.2 Removing the Relay PCB ....................................................................................................................................................................... 11-40
11.5.25 High-Voltage Transformer (AC) ......................................................................................................................................... 11-40
11.5.25.1 Removing the High-Voltage Transformer Assembly (AC).................................................................................................................... 11-40
11.5.25.2 Removing the High-Voltage Transformer Assembly (AC).................................................................................................................... 11-40
11.5.26 HV-AC PCB ........................................................................................................................................................................ 11-41
11.5.26.1 Removing the HV-AC PCB.................................................................................................................................................................... 11-41
11.5.26.2 Removing the HV-AC PCB.................................................................................................................................................................... 11-41
11.5.27 HV-DC PCB ........................................................................................................................................................................ 11-41
11.5.27.1 Removing the HV-DC PCB.................................................................................................................................................................... 11-41
11.5.27.2 Removing the HV-DC PCB.................................................................................................................................................................... 11-41