Canon iR1600 Service Manual page 17

CHAPTER 12 MAINTENANCE AND INSPECTION
1 Periodically Replaced Parts .............. 12-1
1.1 Copier ....................................... 12-1
1.2 Cassette Unit ............................ 12-1
1.3 Inner 2-Way Tray ..................... 12-1
2 Guide to Durables ............................. 12-2
2.1 Checking the Timing of Replace-
ment ......................................... 12-2
2.2 Copier ....................................... 12-2
2.3 Cassette Unit ............................ 12-2
2.4 Inner 2-Way Tray ..................... 12-2
3 Basic Service Work ........................... 12-3
CHAPTER 13
1 Image Adjustment Basic
Procedure .......................................... 13-1
1.1 Image Adjustment Basic
Procedure ................................. 13-1
2 Standards and Adjustments ............... 13-3
2.1 Image Adjustments .................. 13-3
2.1.1 Standards for Image
Position .............................. 13-3
2.1.2 Adjusting the Image
Position .............................. 13-4
2.1.3 Adjusting the Leading Edge
Margin for the Printer Unit
(if equipped printer
functions) ........................... 13-5
2.1.4 Adjusting the Image
Position for Copying .......... 13-7
2.2 Fixing System .......................... 13-9
2.2.1 Checking the Fixing Roller
Pressure (nip) ..................... 13-9
2.3 Electrical Parts ....................... 13-10
2.3.1 When Replacing the
Major Parts ...................... 13-10
2.3.2 Gain Auto Adjustment ..... 13-10
2.3.3 When Replacing the
Contact Sensor ................. 13-10
2.3.4 When Replacing the
Image Processor PCB ...... 13-11
COPYRIGHT © 2002 CANON INC.
TROUBLESHOOTING
2001 2001 2001 2001 CANON iR1600/iR2000 REV.1 JAN. 2002
3.1 Basic Service Work .................. 12-3
4 Cleaning During a Visit .................... 12-4
5 Points to Note When Storing/Handling
the Drum Unit ................................... 12-7
5.1 Outline ..................................... 12-7
5.2 Storage and Handing After Remov-
ing the Packaging Seal ............. 12-7
5.2.1 Storage After Removing the
Packaging Seal ................... 12-7
5.2.2 Points to Note When Handling
the Drum Unit .................... 12-8
2.3.5 When Replacing the DC
Controller PCB ................ 13-12
2.3.6 When Replacing the Analog
Processor PCB ................. 13-12
2.4 Checking the Sensors ............. 13-13
2.4.1 Checking the Sensors ...... 13-13
3 Troubleshooting Image/Operation
Faults ............................................... 13-16
3.1 Making Initial Checks on
Image Faults ........................... 13-16
3.1.1 Site of Installation ............ 13-16
3.1.2 Checking the Originals .... 13-16
3.1.3 Copyboard Cover and
Copyboard Glass (standard
white plate) ...................... 13-16
3.1.4 Checking the Transfer
Charging Roller/Static
Eliminator ......................... 13-17
3.1.5 Checking the Drum Unit . 13-17
3.1.6 Checking the Paper .......... 13-17
3.1.7 Image Adjustment Basic
Procedure ......................... 13-17
3.1.8 Others .............................. 13-17
3.2 Image Fault Samples .............. 13-20
3.3 Troubleshooting Image
Faults ...................................... 13-21
CONTENTS
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