Canon iPF6100 Service Manual page 123

Contents
2.1 Basic Operation Outline.................................................................................................................................................2-1
2.1.1 Printer Diagram............................................................................................................................................................................ 2-1
2.1.2 Printer Diagram............................................................................................................................................................................ 2-2
2.1.3 Printer Diagram............................................................................................................................................................................ 2-3
2.1.4 Print Signal Sequence .................................................................................................................................................................. 2-4
2.1.5 Print Signal Sequence .................................................................................................................................................................. 2-5
2.1.6 Print Driving ................................................................................................................................................................................ 2-6
2.1.7 Print Driving ................................................................................................................................................................................ 2-8
2.2 Firmware ......................................................................................................................................................................2-10
2.2.1 Operation Sequence at Power-on............................................................................................................................................... 2-10
2.2.2 Operation Sequence at Power-off .............................................................................................................................................. 2-11
2.2.3 Print Control............................................................................................................................................................................... 2-12
2.2.4 Print Position Adjustment Function........................................................................................................................................... 2-18
2.2.5 Head Management ..................................................................................................................................................................... 2-18
2.2.6 Printhead Overheating Protection Control................................................................................................................................. 2-18
2.2.7 Pause between Pages.................................................................................................................................................................. 2-18
2.2.8 White Raster Skip ...................................................................................................................................................................... 2-18
2.2.9 Sleep Mode ................................................................................................................................................................................ 2-18
2.2.10 Hard Disk Drive ....................................................................................................................................................................... 2-18
2.3 Printer Mechanical System ..........................................................................................................................................2-20
2.3.1 Outline........................................................................................................................................................................................ 2-20
2.3.1.1 Outline...........................................................................................................................................................................................................2-20
2.3.2 Ink Passage................................................................................................................................................................................. 2-21
2.3.2.1 Ink Passage....................................................................................................................................................................................................2-21
2.3.2.1.1 Overview of Ink Passage.......................................................................................................................................................................2-21
2.3.2.2 Ink Tank Unit ................................................................................................................................................................................................2-23
2.3.2.2.1 Structure of Ink Tank Unit ....................................................................................................................................................................2-23
2.3.2.2.2 Structure of Ink Tank Unit ....................................................................................................................................................................2-25
2.3.2.3 Carriage Unit .................................................................................................................................................................................................2-27
2.3.2.3.1 Functions of Carriage Unit....................................................................................................................................................................2-27
2.3.2.3.2 Structure of Carriage Unit .....................................................................................................................................................................2-28
2.3.2.4 Printhead .......................................................................................................................................................................................................2-30
2.3.2.4.1 Structure of Printhead............................................................................................................................................................................2-30
2.3.2.5 Purge Unit .....................................................................................................................................................................................................2-31
2.3.2.5.1 Functions of Purge Unit ........................................................................................................................................................................2-31
2.3.2.5.2 Structure of Purge Unit .........................................................................................................................................................................2-33
2.3.2.6 Maintenance Cartridge ..................................................................................................................................................................................2-35
2.3.2.6.1 Maintenance Cartridge ..........................................................................................................................................................................2-35
2.3.2.7 Air Flow ........................................................................................................................................................................................................2-36
2.3.2.7.1 Air flow .................................................................................................................................................................................................2-36
2.3.3 Paper Path .................................................................................................................................................................................. 2-37
2.3.3.1 Outline...........................................................................................................................................................................................................2-37
2.3.3.1.1 Overview of Paper Path.........................................................................................................................................................................2-37
2.3.3.2 Paper Path......................................................................................................................................................................................................2-38
2.3.3.2.1 Structure of Roll Media Pick-up Unit ...................................................................................................................................................2-38
2.3.3.2.2 Roll Media Pick-up Sequence ...............................................................................................................................................................2-40
2.3.3.2.3 Structure of Manual Feed Unit..............................................................................................................................................................2-41
2.3.3.2.4 Manual Feed (from Front) Sequence ....................................................................................................................................................2-43
2.3.3.2.5 Manual Feed (from Rear) Sequence......................................................................................................................................................2-43
2.3.3.2.6 Structure of Feed Roller Unit ................................................................................................................................................................2-45
2.3.3.2.7 Feed Roller Eccentricity Detection Function ........................................................................................................................................2-46
2.3.3.2.8 Structure of Ejection Spur .....................................................................................................................................................................2-47
2.3.3.3 Cutter Unit.....................................................................................................................................................................................................2-48
Contents