Canon iR C3380 series, Service Manual

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Contents
2.14.2 Turning Off the Host Machine.............................................................................................................................. 2- 48
2.14.3 Installation Procedure .......................................................................................................................................... 2- 48
2.15 Installing the Power Supply ....................................................................................................................2- 54
2.15.1 Turning Off the Machine ...................................................................................................................................... 2- 54
2.15.2 Installation Procedure .......................................................................................................................................... 2- 55
2.16
Installing the DADF .................................................................................................................................2- 59
2.16.1
Checking the Contents ........................................................................................................................................ 2- 59
2.16.2 Turning Off the Machine ...................................................................................................................................... 2- 60
2.16.3 Installation Procedure .......................................................................................................................................... 2- 60
2.16.4 Cleaning the Copyboard Glass............................................................................................................................ 2- 62
2.16.5 Adjustment........................................................................................................................................................... 2- 63
2.16.6
Affixing Labels ..................................................................................................................................................... 2- 67
2.16.7 Operation Check.................................................................................................................................................. 2- 68
2.17 Installing the Inner 2 Way Tray ...............................................................................................................2- 69
2.17.1 Checking the Components .................................................................................................................................. 2- 69
2.17.2 Turning Off the Machine ...................................................................................................................................... 2- 69
2.17.3 Installation Procedure .......................................................................................................................................... 2- 69
Chapter 3 Basic Operation
3.1 Construction ...............................................................................................................................................3- 1
3.1.1 Functional Construction........................................................................................................................................... 3- 1
3.1.2 Connections Among Major PCBs ............................................................................................................................ 3- 2
3.2
Basic Sequence..........................................................................................................................................3- 3
3.2.1 Basic Sequence of Operations at Power-On........................................................................................................... 3- 3
3.2.2
Basic Sequence of Operations for a Print Job (full color)........................................................................................ 3- 3
3.2.3 Basic Sequence of Operations for a Print Job (mono color) ................................................................................... 3- 4
Chapter 4
Main Controller
4.1 Construction ...............................................................................................................................................4- 1
4.1.1 Construction and Functions..................................................................................................................................... 4- 1
4.2 Construction of the Electrical Circuitry........................................................................................................4- 2
4.2.1 Main Controller PCB (main)..................................................................................................................................... 4- 2
4.2.2 SRAM PCB.............................................................................................................................................................. 4- 2
4.3 Start-Up Sequence .....................................................................................................................................4- 3
4.3.1 Overview.................................................................................................................................................................. 4- 3
4.3.2 Start-Up Sequence .................................................................................................................................................. 4- 3
4.4 Actions when HDD Error.............................................................................................................................4- 5
4.4.1 E602 in Detail .......................................................................................................................................................... 4- 5
4.5
Image Processing .......................................................................................................................................4- 7
4.5.1 Overview of the Flow of Image Data ....................................................................................................................... 4- 7
4.5.2
Reader Input Image Processing .............................................................................................................................. 4- 7
4.5.3 Printer Output Image Processing ............................................................................................................................ 4- 9
4.5.4 Compression, Decompression, and Edit Processing Blocks................................................................................. 4- 10
4.6 Flow of Image Data ..................................................................................................................................4- 10
4.6.1 Flow of Image Data for Copier Functions .............................................................................................................. 4- 10
4.6.2 Flow of Image Data for Box Functions .................................................................................................................. 4- 11
4.6.3 Flow of Image Data for SEND Functions............................................................................................................... 4- 11
4.6.4 Flow of Image Data for Fax Transmission Functions ............................................................................................ 4- 12
4.6.5 Flow of Image Data for Fax Reception Functions ................................................................................................. 4- 12
4.6.6 Flow of Image Data for PDL Functions.................................................................................................................. 4- 13
4.7 Parts Replacement Procedure .................................................................................................................4- 14
4.7.1 Controller Box........................................................................................................................................................ 4- 14
4.7.1.1 Before Removing the Main Controller Box............................................................................................................................. 4- 14
4.7.1.2 Removing the Controller Box ................................................................................................................................................. 4- 14