Canon imageRUNNER 5065 series Service Manual page 443

Contents
15.1 Making lnitial Checks ................................................................................................................................................15-1
15.1.1 Site Environment ..................................................................................................................................................................... 15-1
15.1.2 Checking the Originals for Symptoms..................................................................................................................................... 15-1
15.1.3 Copyboard Cover, Copyboard Glass, and Standard White Plate............................................................................................. 15-1
15.1.4 Checking the Charging Assemblies ......................................................................................................................................... 15-1
15.1.5 Checking the Developing Assembly........................................................................................................................................ 15-1
15.1.6 Checking the Paper .................................................................................................................................................................. 15-1
15.1.7 Checking the Periodically Replaced Parts ............................................................................................................................... 15-1
15.1.8 Image Adjustment Basic Procedure......................................................................................................................................... 15-1
15.1.9 Others ....................................................................................................................................................................................... 15-1
15.2 Troubleshooting .........................................................................................................................................................15-2
15.2.1 Malfunction.............................................................................................................................................................................. 15-2
15.2.1.1 Malfunction/Faulty Detection .....................................................................................................................................................................15-2
15.2.1.1.1 NG is displayed at the time of toner supply (the service mode) after the machine installation. ........................................................15-2
15.3 Outline of Electrical Components..............................................................................................................................15-2
15.3.1 Clutch/Solenoid........................................................................................................................................................................ 15-2
15.3.1.1 Clutches and Solenoids ...............................................................................................................................................................................15-2
15.3.2 Motor........................................................................................................................................................................................ 15-3
15.3.2.1 Motors .........................................................................................................................................................................................................15-3
15.3.3 Fan............................................................................................................................................................................................ 15-6
15.3.3.1 Fans .............................................................................................................................................................................................................15-6
15.3.4 Sensor....................................................................................................................................................................................... 15-8
15.3.4.1 Sensors ........................................................................................................................................................................................................15-8
15.3.5 Switch .................................................................................................................................................................................... 15-12
15.3.5.1 Switches ....................................................................................................................................................................................................15-12
15.3.6 Lamps, Heaters, and Others ................................................................................................................................................... 15-13
15.3.6.1 Lamps, Heaters, and Others ......................................................................................................................................................................15-13
15.3.7 PCBs ...................................................................................................................................................................................... 15-15
15.3.7.1 PCBs .........................................................................................................................................................................................................15-15
15.3.8 Connectors ............................................................................................................................................................................. 15-16
15.3.8.1 Connectors.................................................................................................................................................................................................15-16
15.3.9 Variable Resistors (VR), Light-Emitting Diodes (LED), and Check Pins by PCB............................................................... 15-23
15.3.9.1 Variable Resistors (VR), Light-Emitting Diodes, and Check Pins by PCB .............................................................................................15-23
15.3.9.2 DC Controller PCB ...................................................................................................................................................................................15-23
15.3.9.3 DC Power Supply PCB .............................................................................................................................................................................15-24
15.3.9.4 HVT PCB ..................................................................................................................................................................................................15-24
Contents