Canon iR7086, Service Manual

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Contents
2.8.3
Installing to the host machine (Cassette Heater Unit-31/32) ................................................................................. 2- 63
2.8.4
Unpacking and Checking the Components ........................................................................................................... 2- 66
2.8.5 Installing to the Paper Deck (Cassette Heater Unit-23/25).................................................................................... 2- 67
2.8.6 Installing to the host machine (Cassette Heater Unit-23/25) ................................................................................. 2- 70
2.9
Installing the Deck Heater (Large Deck)...................................................................................................2- 73
2.9.1 Unpacking and Checking the Components ........................................................................................................... 2- 73
2.9.2
Installing to the paper Deck (Cassette Heater Unit-31/32) .................................................................................... 2- 74
2.9.3
Unpacking and Checking the Components ........................................................................................................... 2- 78
2.9.4 Installing to the paper Deck (Cassette Heater Unit-23/25) .................................................................................... 2- 79
2.10 Installing the Voice Guidance Kit ............................................................................................................2- 83
2.10.1 Checking Items in the Package ........................................................................................................................... 2- 83
2.10.2 Turning Off the Host Machine.............................................................................................................................. 2- 84
2.10.3 Installation Procedure ......................................................................................................................................... 2- 84
Chapter 3 Basic Operation
3.1
Construction ...............................................................................................................................................3- 1
3.1.1 Functional Construction........................................................................................................................................... 3- 1
3.1.2
Wiring Diagram of the Major PCBs.......................................................................................................................... 3- 1
3.1.3
Controlling the Main Motor (M1) .............................................................................................................................. 3- 2
3.2 Basic Sequence..........................................................................................................................................3- 3
3.2.1
Basic Sequence of Operations (power-on).............................................................................................................. 3- 3
Chapter 4
Main Controller
4.1 Construction ...............................................................................................................................................4- 1
4.1.1
Construction/Functions ............................................................................................................................................ 4- 1
4.2 Construction of the Electrical Circuitry........................................................................................................4- 2
4.2.1
Main Controller PCB ................................................................................................................................................ 4- 2
4.2.2 Main Controller PCB (up graded version)................................................................................................................ 4- 3
4.3
Start-Up Sequence .....................................................................................................................................4- 4
4.3.1 Overview.................................................................................................................................................................. 4- 4
4.3.2 Start-Up Sequence .................................................................................................................................................. 4- 5
4.3.3
Action to Take in Response to E602 ....................................................................................................................... 4- 6
4.4
Shut-Down Sequence.................................................................................................................................4- 8
4.4.1
Flow of Operation .................................................................................................................................................... 4- 8
4.5 Image Processing .......................................................................................................................................4- 8
4.5.1
Overview of the Image Flow .................................................................................................................................... 4- 8
4.5.2
Configuration of the Image Processing Modules ..................................................................................................... 4- 9
4.5.3 Reader Input Image Processing ............................................................................................................................ 4- 10
4.5.4 Compression/Expansion/Editing Block .................................................................................................................. 4- 11
4.5.5 Printer Output Image Processing .......................................................................................................................... 4- 12
4.6
Parts Replacement Procedure .................................................................................................................4- 13
4.6.1 Main Controller Box ............................................................................................................................................... 4- 13
4.6.1.1
Making Preparations .............................................................................................................................................................. 4- 13
4.6.1.2 Removing the Main Controller Box ........................................................................................................................................ 4- 13
4.6.2
Main Controller PCB .............................................................................................................................................. 4- 14
4.6.2.1 Making Preparations .............................................................................................................................................................. 4- 14
4.6.2.2
Removing the Main Controller PCB ....................................................................................................................................... 4- 15
4.6.2.3 Removing the Main Controller PCB (up graded version) ....................................................................................................... 4- 15
4.6.2.4
When Replacing the Main Controller PCB............................................................................................................................. 4- 15
4.6.2.5 When Replacing the Main Controller PCB (up graded version)............................................................................................. 4- 16
4.6.3 SDRAM.................................................................................................................................................................. 4- 17
4.6.3.1 Making Preparations .............................................................................................................................................................. 4- 17
4.6.3.2
Removing the DDR-SDRAM.................................................................................................................................................. 4- 17
4.6.4
Boot ROM.............................................................................................................................................................. 4- 18