Contents
Contents
4.3.1 Note on locations prohibited from disassembly........................................................................................................................... 4-5
4.3.2 Moving the carriage manually .................................................................................................................................................... 4-5
4.3.3 Units requiring draining of ink .................................................................................................................................................... 4-6
4.3.4 External covers............................................................................................................................................................................. 4-6
4.3.5 Drive unit ................................................................................................................................................................................... 4-14
4.3.6 Ink tube unit ............................................................................................................................................................................... 4-15
4.3.7 Carriage unit............................................................................................................................................................................... 4-19
4.3.8 Feeder unit ................................................................................................................................................................................. 4-21
4.3.9 Purge unit ................................................................................................................................................................................... 4-22
4.3.10 Ink tank unit ............................................................................................................................................................................. 4-24
4.3.11 Head management sensor ........................................................................................................................................................ 4-26
4.3.12 PCBs ........................................................................................................................................................................................ 4-27
4.3.13 Opening the caps and moving the wiper unit........................................................................................................................... 4-27
4.3.14 Opening and closing the ink supply valve ............................................................................................................................... 4-29
4.3.15 Draining the ink ....................................................................................................................................................................... 4-30
4.5.1 Action to take after replacing the feed roller home position sensor, feed roller encoder, and feed roller................................. 4-37
4.5.2 Action to take after replacing the carriage unit or registration sensor ....................................................................................... 4-37
4.5.3 Action to take after replacing the head management sensor...................................................................................................... 4-37
Summary of Contents for WS8400
Page 1: ...Apr 5 2005 Service Manual W8400 Series W8400...
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Page 12: ...Contents...
Page 13: ...Chapter 1 PRODUCT DESCRIPTION...
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Page 21: ...Chapter 1 1 5 F 1 9...
Page 47: ...Chapter 2 TECHNICAL REFERENCE...
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Page 91: ...Chapter 3 INSTALLATION...
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Page 97: ...Chapter 4 DISASSEMBLY REASSEMBLY...
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Page 139: ...Chapter 5 MAINTENANCE...
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Page 147: ...Chapter 6 TROUBLESHOOTING...
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Page 193: ...Chapter 6 6 43 F 6 8 Cover switch tool Cover switch tool...
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Page 195: ...Chapter 7 SERVICE MODE...
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Page 213: ...Chapter 8 ERROR CODE...
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Page 223: ...Apr 5 2005...
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