Canon iR8500 Service Manual page 34

CHAPTER 5 MAINTENANCE AND INSPECTION
1 Periodically Replaced Parts ................ 5-1
2 Guide to Durables ............................... 5-4
2.1 Copier ......................................... 5-4
2.2 Side Paper Deck ......................... 5-8
3 Scheduled Servicing Work ................. 5-9
4 Scheduled Service Chart ................... 5-13
CHAPTER 6 TROUBLESHOOTING
1 Guide to the Troubleshooting
Tables .................................................. 6-1
1.1 Image Adjustment Basic
Procedure ................................... 6-3
1.1.1 Making Pre-Checks ............. 6-3
1.1.2 Making Checks on
the Printer Side (1/2) ........... 6-4
1.1.3 Making Checks on
the Printer Side (2/2) ........... 6-5
1.1.4 Making Checks on
the Scanner Side (iR8500) ... 6-6
1.1.5 Making Checks on
the Reader Unit (iR7200) .... 6-7
2 Standards and Adjustments ................. 6-9
2.1 Making Image Adjustments ....... 6-9
2.1.1 Adjusting the Image Position
for Printer Output ................ 6-9
2.1.2 Adjusting the Image Position
for Copier Output
(book mode) ...................... 6-14
2.1.3 Adjusting the Image Position
for Copier Output
(ADF mode) ....................... 6-17
2.2 Scanner System ........................ 6-18
2.2.1 Replacing the Scanner Drive
Cable .................................. 6-18
2.2.2 Adjusting the Position of
the Scanner Mirror Base .... 6-18
2.2.3 When Replacing the Scanning
Lamp/When Replacing
the Standard White Plate ... 6-18
2.3 Image Formation System ......... 6-19
COPYRIGHT© 2001 CANON INC.
4.1 Copier ....................................... 5-13
4.2 Point to Note on Scheduled
Servicing .................................. 5-17
4.3 Work Procedure ....................... 5-19
4.3.1 Work Procedure 1 .............. 5-19
4.3.2 Work Procedure 2 .............. 5-22
2.3.1 Stringing the Grid Wire of
the Primary Charging
Assembly ........................... 6-19
2.3.2 Stringing the Charging
Wire of Charging
Assemblies ......................... 6-19
2.4 Pickup/Feeding System ........... 6-20
2.4.1 Orientation of the Deck/
Cassette Pickup Roller ....... 6-20
2.4.2 Orientation of the Deck/
Cassette Separation
Roller ................................. 6-21
2.4.3 Orientation of the Feeding
Roller of the Deck/Cassette
Pickup Assembly ............... 6-21
2.4.4 Orientation of the Pickup
Roller of the Manual Feed
Tray/Side Paper Deck ........ 6-22
2.4.5 Orientation for the Feeding
Roller of the Manual Feed
Tray .................................... 6-23
2.4.6 Orientation of the Feeding
Roller of the Side Paper
Deck ................................... 6-23
2.4.7 Adjusting the Pressure of
the Separation Roller of
the Deck/Cassette .............. 6-24
2.4.8 Adjusting the Pressure of
the Pickup/Feeding Roller of
the Manual Feed Tray ........ 6-25
2.4.9 Position of the Solenoids ... 6-26
2.4.10 Position of the Fixing Web
Solenoid (SL2) .................. 6-27
CANON iR8500/7200 REV.1 AUG. 2001
CONTENTS
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