Canon LBP7200Cdn Service Manual page 51

Contents
3.1 EXTERNAL AND CONTROLS SYSTEM ..................................................................................................................3-1
3.1.1 Rear Cover ................................................................................................................................................................................... 3-1
3.1.1.1 Removing rear cover .......................................................................................................................................................................................3-1
3.1.1.2 Pre-procedure for removing rear cover lib unit...............................................................................................................................................3-1
3.1.1.3 Removing rear cover lib unit...........................................................................................................................................................................3-1
3.1.2 Rear Upper Cover ........................................................................................................................................................................ 3-1
3.1.2.1 Removing upper rear cover (left) ....................................................................................................................................................................3-1
3.1.2.2 Pre-procedure for removing lower rear cover .................................................................................................................................................3-1
3.1.2.3 Removing lower rear cover .............................................................................................................................................................................3-1
3.1.3 Right Cover .................................................................................................................................................................................. 3-3
3.1.3.1 Removing right cover......................................................................................................................................................................................3-3
3.1.3.2 Pre-procedure for removing right frame cover ...............................................................................................................................................3-3
3.1.3.3 Removing right frame cover ...........................................................................................................................................................................3-3
3.1.4 Left Cover .................................................................................................................................................................................... 3-4
3.1.4.1 Pre-procedure for removing left cover ............................................................................................................................................................3-4
3.1.4.2 Removing left cover ........................................................................................................................................................................................3-4
3.1.5 Upper Cover................................................................................................................................................................................. 3-5
3.1.5.1 Pre-procedure for removing upper cover ........................................................................................................................................................3-5
3.1.5.2 Removing upper cover ....................................................................................................................................................................................3-5
3.1.6 Front Cover .................................................................................................................................................................................. 3-6
3.1.6.1 Pre-procedure for removing front cover .........................................................................................................................................................3-6
3.1.6.2 Removing front cover .....................................................................................................................................................................................3-6
3.1.7 Drive Unit .................................................................................................................................................................................... 3-8
3.1.7.1 Pre-procedure for removing drive unit............................................................................................................................................................3-8
3.1.7.2 Removing drive unit........................................................................................................................................................................................3-8
3.1.8 Duplexing Drive Unit .................................................................................................................................................................. 3-9
3.1.8.1 Pre-procedure for removing duplex reverse drive unit ...................................................................................................................................3-9
3.1.8.2 Removing duplex reverse drive unit ...............................................................................................................................................................3-9
3.1.9 Operation Panel Unit.................................................................................................................................................................. 3-10
3.1.9.1 Pre-procedure for removing control panel ...................................................................................................................................................3-10
3.1.9.2 Removing control panel ................................................................................................................................................................................3-10
3.1.10 DC Controller PCB .................................................................................................................................................................. 3-10
3.1.10.1 Pre-procedure for removing DC controller PCB ........................................................................................................................................3-10
3.1.10.2 Removing DC controller PCB ....................................................................................................................................................................3-10
3.1.11 Connecting PCB....................................................................................................................................................................... 3-10
3.1.11.1 Pre-procedure for removing relay PCB.......................................................................................................................................................3-10
3.1.11.2 Removing relay PCB...................................................................................................................................................................................3-10
3.1.12 Main Controller PCB ............................................................................................................................................................... 3-11
3.1.12.1 Pre-procedure for removing main controller PCB ......................................................................................................................................3-11
3.1.12.2 Removing main controller PCB ..................................................................................................................................................................3-11
3.1.12.3 Pre-procedure for removing sub power supply PCB ..................................................................................................................................3-11
3.1.12.4 Removing sub power supply PCB ..............................................................................................................................................................3-11
3.1.13 Driver PCB............................................................................................................................................................................... 3-12
3.1.13.1 Pre-procedure for removing driver PCB .....................................................................................................................................................3-12
3.1.13.2 Removing driver PCB .................................................................................................................................................................................3-12
3.1.14 Power Supply Board ................................................................................................................................................................ 3-13
3.1.14.1 Pre-procedure for removing power supply unit ..........................................................................................................................................3-13
3.1.14.2 Removing power supply unit ......................................................................................................................................................................3-13
3.1.15 High-voltage PCB .................................................................................................................................................................... 3-14
3.1.15.1 Pre-procedure for removing high voltage power supply PCB ....................................................................................................................3-14
3.1.15.2 Removing high voltage power supply PCB ................................................................................................................................................3-14
3.1.16 Fan............................................................................................................................................................................................ 3-15
3.1.16.1 Pre-procedure for removing fan (1) ............................................................................................................................................................3-15
3.1.16.2 Removing fan (1) ........................................................................................................................................................................................3-15
Contents