Canon iR3245, Service Manual

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Contents
13.4.3
Cleaning Film Bias Static Eliminator ..................................................................................................................13- 11
Chapter 14
Standards and Adjustments
14.1 Image Adjustments ................................................................................................................................. 14- 1
14.1.1
Standards for Image Position...............................................................................................................................14- 1
14.1.2
Adjusting the Image Position................................................................................................................................14- 1
14.1.3 Left End Margin Adjustment (each pickup position basis) ...................................................................................14- 2
14.2
Scanning System.................................................................................................................................... 14- 4
14.2.1 After Replacing the Reader Controller PCB or Initializing the RAM.....................................................................14- 4
14.2.2 When Replacing the CCD Unit.............................................................................................................................14- 4
14.2.3
When Replacing the Copyboard Glass ................................................................................................................14- 4
14.2.4
When Replacing the ADF Scanning Glass ..........................................................................................................14- 4
14.3 Laser Exposure System ......................................................................................................................... 14- 6
14.3.1
After Replacing the Laser Scanner Unit...............................................................................................................14- 6
14.4 Image Formation System ....................................................................................................................... 14- 6
14.4.1
After Replacing Developing Assembly/Developing Cylinder................................................................................14- 6
14.4.2 After Replacing Drum Unit ...................................................................................................................................14- 6
14.5 Electrical Components............................................................................................................................ 14- 6
14.5.1 After Replacing the Hard Disk..............................................................................................................................14- 6
14.5.2 After Replacing the Main Controller .....................................................................................................................14- 6
14.5.3 When Replacing DC Controller PCB....................................................................................................................14- 7
14.6
Pickup/Feeding System .......................................................................................................................... 14- 7
14.6.1 When Replacing the Cassette..............................................................................................................................14- 7
14.6.2
When Replacing the Duplex Unit .........................................................................................................................14- 7
14.6.3
When Replacing the Manual Feed Tray...............................................................................................................14- 7
14.6.4 Registration of Paper Width Basic Value for Manual Feed Tray..........................................................................14- 7
Chapter 15 Correcting Faulty Images
15.1
Making Initial Checks.............................................................................................................................. 15- 1
15.1.1 Installation Procedure ..........................................................................................................................................15- 1
15.1.2 Checking Paper....................................................................................................................................................15- 1
15.1.3
Checking Paper Set .............................................................................................................................................15- 1
15.1.4
Checking Consumables .......................................................................................................................................15- 1
15.1.5 Checking Periodical Service Item ........................................................................................................................15- 1
15.1.6 Checking Each Unit/Each Function System.........................................................................................................15- 2
15.1.7 Others ..................................................................................................................................................................15- 2
15.2
Outline of Electrical Components ........................................................................................................... 15- 3
15.2.1 Clutch/Solenoid ....................................................................................................................................................15- 3
15.2.1.1 Clutches and Solenoids (Reader) ........................................................................................................................................ 15- 3
15.2.1.2 Clutches and Solenoids (Printer) ......................................................................................................................................... 15- 3
15.2.2
Motor ....................................................................................................................................................................15- 4
15.2.2.1 Motors (Reader) ................................................................................................................................................................... 15- 4
15.2.2.2
Motors (Printer) .................................................................................................................................................................... 15- 4
15.2.3 Fan .......................................................................................................................................................................15- 5
15.2.3.1 Fans (Reader) ...................................................................................................................................................................... 15- 5
15.2.3.2 Fans (Printer) ....................................................................................................................................................................... 15- 5
15.2.4
Sensor..................................................................................................................................................................15- 6
15.2.4.1
Sensors (Reader)................................................................................................................................................................. 15- 6
15.2.4.2 Sensors (Printer) .................................................................................................................................................................. 15- 6
15.2.5 Switch...................................................................................................................................................................15- 8
15.2.5.1 Switches (Reader)................................................................................................................................................................ 15- 8
15.2.5.2
Switches (Printer)................................................................................................................................................................. 15- 8
15.2.6
Lamps, Heaters, and Others ................................................................................................................................15- 8
15.2.6.1
Lamps, Heaters, and Others (Reader) ................................................................................................................................. 15- 8
15.2.6.2 Lamps, Heaters, and Others (Printer) .................................................................................................................................. 15- 9