Canon W6400 Series Service Manual page 8

Contents
2.2.4 Print position adjustment..........................................................................................................................................2- 7
2.2.5 Head Management ..................................................................................................................................................2- 8
2.2.6 Overheating Protection Control of Printhead ...........................................................................................................2- 8
2.2.7 Pause between Pages .............................................................................................................................................2- 8
2.2.8 White Raster Skip ....................................................................................................................................................2- 8
2.2.9 Sleep Mode..............................................................................................................................................................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- 9
2.3.2.1 Ink Passage ............................................................................................................................................................................. 2- 9
2.3.2.2 Ink Tank Unit.......................................................................................................................................................................... 2- 10
2.3.2.3 Carriage Unit.......................................................................................................................................................................... 2- 11
2.3.2.4 Printhead................................................................................................................................................................................ 2- 13
2.3.2.5 Purge Unit .............................................................................................................................................................................. 2- 14
2.3.2.6 Maintenance Cartridge........................................................................................................................................................... 2- 18
2.3.2.7 Air Flow .................................................................................................................................................................................. 2- 19
2.3.3 Paper Path .............................................................................................................................................................2- 19
2.3.3.1 Outline.................................................................................................................................................................................... 2- 19
2.3.3.2 Paper Path ............................................................................................................................................................................. 2- 23
2.3.3.3 Cutter Unit.............................................................................................................................................................................. 2- 24
2.4 Printer Electrical System .......................................................................................................................... 2- 25
2.4.1 Outline....................................................................................................................................................................2- 25
2.4.1.1 Overview ................................................................................................................................................................................ 2- 25
2.4.2 System Controller ..................................................................................................................................................2- 26
2.4.2.1 System controller components............................................................................................................................................... 2- 26
2.4.3 Engine Controller ...................................................................................................................................................2- 27
2.4.3.1 Engine controller components ............................................................................................................................................... 2- 27
2.4.4 Carriage Relay PCB...............................................................................................................................................2- 28
2.4.4.1 Carriage relay PCB components ........................................................................................................................................... 2- 28
2.4.5 Head Relay PCB....................................................................................................................................................2- 28
2.4.5.1 Head relay PCB components................................................................................................................................................. 2- 28
2.4.6 Power Supply.........................................................................................................................................................2- 29
2.4.6.1 Power supply block diagram .................................................................................................................................................. 2- 29
2.5 Detection Functions Based on Sensors ................................................................................................... 2- 30
2.5.1 Sensors for covers .................................................................................................................................................2- 30
2.5.2 Ink passage system ...............................................................................................................................................2- 31
2.5.3 Carriage system.....................................................................................................................................................2- 33
2.5.4 Paper path system .................................................................................................................................................2- 34
Chapter 3 INSTALLATION
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- 2
3.1.2.1 Reinstalling the Printer............................................................................................................................................................. 3- 2
Chapter 4 DISASSEMBLY/REASSEMBLY
4.1 Service Parts .............................................................................................................................................. 4- 1
4.1.1 Service Parts............................................................................................................................................................4- 1
4.2 Disassembly/Reassembly .......................................................................................................................... 4- 2
4.2.1 Disassembly/Reassembly........................................................................................................................................4- 2
4.3 Points to Note on Disassembly and Reassembly....................................................................................... 4- 3
4.3.1 Note on locations prohibited from disassembly .......................................................................................................4- 3
4.3.2 Manual carriage movement .....................................................................................................................................4- 3
4.3.3 Units required for draining the ink ............................................................................................................................4- 4