Canon DADF-N1 Service Manual page 11

4.2.2 Durables .............................................................................................................. 4-4
4.2.2.1 Durables ....................................................................................................... 4-4
4.2.3 Periodical Servicing ............................................................................................ 4-5
4.2.3.1 Scheduled Servicing..................................................................................... 4-5
4.2.4 Cleaning .............................................................................................................. 4-8
4.2.4.1 ADF Components......................................................................................... 4-8
4.2.4.2 Rollers and Guides ....................................................................................... 4-8
4.2.4.3 Applying Silicone Oil to the Reading Glass (copyboard glass)................. 4-12
4.3 Adjustment............................................................................................................... 4-14
4.3.1 Basic Adjustment .............................................................................................. 4-14
4.3.1.1 Overview .................................................................................................... 4-14
4.3.1.2 Adjusting the Tray Width........................................................................... 4-14
4.3.1.3 Adjusting the Height .................................................................................. 4-15
4.3.1.4 Adjusting the Right Angles ........................................................................ 4-17
4.3.1.5 Adjusting the Read Position....................................................................... 4-19
4.3.1.6 Adjusting the Magnification....................................................................... 4-19
4.3.1.7 Adjusting the Horizontal Registration........................................................ 4-19
4.3.1.8 Adjusting the Trailing Edge Registration................................................... 4-20
4.3.1.9 Adjusting the White Level ......................................................................... 4-20
4.3.2 Adjustment at Time of Parts Replacement ....................................................... 4-21
4.3.2.1 Adjusting the Side Guide Plate .................................................................. 4-21
4.4 Outline of Electrical Components............................................................................ 4-22
4.4.1 Motors, Clutches, Solenoids, PCBs, and Others............................................... 4-22
4.5 Variable Resistors (VR), Light-Emitting Diodes (LED), and Check Pins by PCB. 4-25
4.5.1 Overview........................................................................................................... 4-25
4.5.2 ADF Controller PCB......................................................................................... 4-25
4.5.3 Relay PCB......................................................................................................... 4-26
4.5.4 Original Placement LED PCB .......................................................................... 4-26
Chapter 5 Error Code
5.1 Overview.................................................................................................................... 5-1
5.1.1 Overview............................................................................................................. 5-1
5.2 User Error Code ......................................................................................................... 5-2
5.2.1 Alarm Code List.................................................................................................. 5-2
5.3 Service Error Code..................................................................................................... 5-3
5.3.1 Error Code List.................................................................................................... 5-3
5.4 Jam Codes .................................................................................................................. 5-4
5.4.1 Jam Code List...................................................................................................... 5-4
Contents