Canon iPF780 Series Service Manual page 6
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Also See for iPF780 Series:
- Setup manual (16 pages) ,
- Basic manual (133 pages) ,
- User manual (648 pages)
Table of Contents
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Contents
2.2 Firmware .................................................................................................................................................... 2- 5
2.2.1 Operation Sequence at Power-on............................................................................................................................2- 5
2.2.2 Operation Sequence at Power-off............................................................................................................................2- 6
2.2.3 Print Position Adjustment Function ..........................................................................................................................2- 7
2.2.4 Head Management ..................................................................................................................................................2- 7
2.2.5 Printhead Overheating Protection Control ...............................................................................................................2- 7
2.2.6 Pause between Pages .............................................................................................................................................2- 7
2.2.7 White Raster Skip ....................................................................................................................................................2- 7
2.2.8 Sleep Mode..............................................................................................................................................................2- 7
2.2.9 Shut Down Mode .....................................................................................................................................................2- 7
2.2.10 Hard Disk Drive ......................................................................................................................................................2- 8
2.3 Printer Mechanical System......................................................................................................................... 2- 9
2.3.1 Outline......................................................................................................................................................................2- 9
2.3.1.1 Outline...................................................................................................................................................................................... 2- 9
2.3.2 Ink Passage ...........................................................................................................................................................2- 10
2.3.2.1 Ink Passage ........................................................................................................................................................................... 2- 10
2.3.2.2 Ink Tank Unit.......................................................................................................................................................................... 2- 11
2.3.2.3 Carriage Unit.......................................................................................................................................................................... 2- 13
2.3.2.4 Printhead................................................................................................................................................................................ 2- 17
2.3.2.5 Purge Unit .............................................................................................................................................................................. 2- 18
2.3.2.6 Maintenance Cartridge........................................................................................................................................................... 2- 23
2.3.2.7 Air Flow .................................................................................................................................................................................. 2- 24
2.3.3 Paper Path .............................................................................................................................................................2- 26
2.3.3.1 Outline.................................................................................................................................................................................... 2- 26
2.3.3.2 Paper Path ............................................................................................................................................................................. 2- 27
2.3.3.3 Cutter Unit.............................................................................................................................................................................. 2- 29
2.4 Printer Electrical System .......................................................................................................................... 2- 30
2.4.1 Outline....................................................................................................................................................................2- 30
2.4.1.1 Overview ................................................................................................................................................................................ 2- 30
2.4.2 Main Controller.......................................................................................................................................................2- 32
2.4.2.1 Main controller PCB components .......................................................................................................................................... 2- 32
2.4.2.2 Connectors and Pin Arrangement of Main controller PCB..................................................................................................... 2- 34
2.4.2.3 HDD expansion PCB components......................................................................................................................................... 2- 41
2.4.3 Carriage Relay PCB...............................................................................................................................................2- 41
2.4.3.1 Carriage PCB components .................................................................................................................................................... 2- 41
2.4.3.2 Connectors and Pin Arrangement of Carriage PCB .............................................................................................................. 2- 42
2.4.4 Maintenance Cartridge Relay PCB ........................................................................................................................2- 46
2.4.4.1 Maintenance cartridge relay PCB components...................................................................................................................... 2- 46
2.4.5 Power Supply.........................................................................................................................................................2- 47
2.4.5.1 Power supply block diagram .................................................................................................................................................. 2- 47
2.4.5.2 Connectors and Pin Arrangement of Power supply PCB....................................................................................................... 2- 48
2.5 Detection Functions with Sensors ............................................................................................................ 2- 49
2.5.1 Covers....................................................................................................................................................................2- 49
2.5.2 Ink passage system ...............................................................................................................................................2- 50
2.5.3 Carriage system.....................................................................................................................................................2- 53
2.5.4 Paper path system .................................................................................................................................................2- 55
2.5.5 Others ....................................................................................................................................................................2- 57
3.1 Transporting the Printer.............................................................................................................................. 3- 1
3.1.1 Transporting the Printer ...........................................................................................................................................3- 1
3.1.1.1 Transporting the Printer ........................................................................................................................................................... 3- 1
3.1.2 Reinstalling the Printer.............................................................................................................................................3- 6
3.1.2.1 Reinstalling the Printer............................................................................................................................................................. 3- 6
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