Canon iR7086, Service Manual

Page: 529 / 735

Contents
Contents
15.1 Making lnitial Checks ................................................................................................................................................15-1
15.1.1 Checking the Side of Installation ............................................................................................................................................. 15-1
15.1.2 Checking the Originals ............................................................................................................................................................ 15-1
15.1.3 Checking the Copyboard Cover, Copyboard Glass, and Standard White Plate ...................................................................... 15-1
15.1.4 Checking the Charging Assemblies ......................................................................................................................................... 15-1
15.1.5 Cheiking the Develop Unit ...................................................................................................................................................... 15-1
15.1.6 Checking the Paper .................................................................................................................................................................. 15-1
15.1.7 Checking the Periodically Replaced Parts ............................................................................................................................... 15-1
15.1.8 Others ....................................................................................................................................................................................... 15-1
15.2 Outline of Electrical Components..............................................................................................................................15-2
15.2.1 Clutch/Solenoid........................................................................................................................................................................ 15-2
15.2.1.1 Clutches.......................................................................................................................................................................................................15-2
15.2.1.2 Solenoids .....................................................................................................................................................................................................15-4
15.2.2 Motor........................................................................................................................................................................................ 15-4
15.2.2.1 Motors .........................................................................................................................................................................................................15-4
15.2.3 Fan............................................................................................................................................................................................ 15-6
15.2.3.1 Fans .............................................................................................................................................................................................................15-6
15.2.3.2 Fans .............................................................................................................................................................................................................15-8
15.2.4 Sensor..................................................................................................................................................................................... 15-10
15.2.4.1 Sensor (reader) ..........................................................................................................................................................................................15-10
15.2.4.2 Sensor (reader) ..........................................................................................................................................................................................15-11
15.2.4.3 Sensor 1 .....................................................................................................................................................................................................15-11
15.2.4.4 Sensor 2 .....................................................................................................................................................................................................15-14
15.2.5 Switch .................................................................................................................................................................................... 15-15
15.2.5.1 Switches ....................................................................................................................................................................................................15-15
15.2.6 Lamps, Heaters, and Others ................................................................................................................................................... 15-16
15.2.6.1 Heaters, Lamps, and Others ......................................................................................................................................................................15-16
15.2.7 PCBs ...................................................................................................................................................................................... 15-18
15.2.7.1 PCBs..........................................................................................................................................................................................................15-18
15.2.8 Connectors ............................................................................................................................................................................. 15-20
15.2.8.1 Connectors.................................................................................................................................................................................................15-20
15.2.9 Variable Resistors (VR), Light-Emitting Diodes (LED), and Check Pins by PCB............................................................... 15-28
15.2.9.1 Variable Resistors (VR), Light-Emitting Diodes (LED), and Check Pins by PCB ..................................................................................15-28
15.2.9.2 Main controller PCB .................................................................................................................................................................................15-28
15.2.9.3 Main controller PCB (up graded version) .................................................................................................................................................15-28
15.2.9.4 DC controller PCB ....................................................................................................................................................................................15-29