Canon iR8500 Service Manual page 18

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
11.5.27.3 When Replacing the HV-DC PCB .................................................................................................................................... 11- 42
11.5.27.4 When Replacing the HV-DC PCB .................................................................................................................................... 11- 42
11.5.28 Fixing Heat Discharge Fan .............................................................................................................................. 11- 42
11.5.28.1 Removing the Fixing Heat Discharge Fan (FM2) ............................................................................................................. 11- 42
11.5.29 Scanner Cooling Fan ....................................................................................................................................... 11- 42
11.5.29.1 Removing the Scanner Motor Cooling Fan (FM18).......................................................................................................... 11- 42
11.5.30 Stream Reading Fan........................................................................................................................................ 11- 43
11.5.30.1 Removing the Stream Reading Fan (FM4) ...................................................................................................................... 11- 43
11.5.31 Laser Cooling Fan............................................................................................................................................ 11- 43
11.5.31.1 Removing the Laser Motor Cooling Fan (FM1) ................................................................................................................ 11- 43
11.5.31.2 Removing the Laser Cooling Fan 2 (FM5) ....................................................................................................................... 11- 43
11.5.31.3 Removing the Laser Cooling Fan 1 (FM3) ....................................................................................................................... 11- 44
11.5.31.4 Removing the Laser Cooling Fan 2 (FM5) ....................................................................................................................... 11- 44
11.5.32 De-Curling Fan................................................................................................................................................. 11- 44
11.5.32.1 Removing the Curl-Reducing Fan (FM6) ......................................................................................................................... 11- 44
11.5.32.2 Removing the Curl-Reducing Fan (FM6) ......................................................................................................................... 11- 45
11.5.33 Drum Fan ......................................................................................................................................................... 11- 45
11.5.33.1 Removing the Drum Fan (FM8)........................................................................................................................................ 11- 45
11.5.34 Inverter Cooling Fan ........................................................................................................................................ 11- 46
11.5.34.1 Removing the Inverter Cooling Fan (FM9) ....................................................................................................................... 11- 46
11.5.35 Pre-Transfer Charging Assembly Fan ............................................................................................................. 11- 46
11.5.35.1 Removing the Pre-Transfer Charging Assembly Fan (FM10) .......................................................................................... 11- 46
11.5.36 Power Supply Cooling Fan 1 ........................................................................................................................... 11- 47
11.5.36.1 Removing the Power Supply Cooling Fan 1 (FM11) ........................................................................................................ 11- 47
11.5.36.2 Removing the Power Supply Cooling Fan 1 (FM11) ........................................................................................................ 11- 47
11.5.37 Power Supply Cooling Fan 2 ........................................................................................................................... 11- 48
11.5.37.1 Removing the Power Supply Cooling Fan 2 (FM12) ........................................................................................................ 11- 48
11.5.37.2 Removing the Power Supply Cooling Fan 2 (FM12) ........................................................................................................ 11- 48
11.5.38 Separation Fan ................................................................................................................................................ 11- 48
fi
Contents