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Epson Stylus Pro 3800/3800C/3850/3880/3885/3890
Revision C
OPERATING PRINCIPLES
Cleaning Mechanism
45
Pump Unit
The ink is absorbed from the head nozzles. The sucked waste ink is conveyed to the
waste ink pad through the tube.
The CW rotation of the pump motor rotates the conveyance roller. The roller rotates
pressing the tube to convey the waste ink from the cap unit to the waste ink pad.
The CCW rotation of the pump motor moves the conveyance roller away from the
pressing position.
Figure 2-13. Pump Unit Mechanism
Head Cleaner
The head cleaner wipes off ink, dirt or the like from the surface of the head nozzles.
The CW rotation of the pump motor moves the head cleaner to the wiping position.
Figure 2-14. Head Cleaner Mechanism
To Waste Ink Pad
Head Nozzle
Conveyance Roller
Combination
Gear,15.5, 9.5
Intermittent Gear, 21.5
Spur Gear, 26.5
Spur Gear,13
Head Cleaner
Combination
Gear, 16, 11.5
Pinion Gear
(Pump Motor)
Combination
Gear, 13.5, 10
Combination
Gear, 13.5, 10
Spur Gear, 21.5
Summary of Contents for 3880 - Stylus Pro Color Inkjet Printer
Page 9: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Page 35: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Page 61: ...C H A P T E R 3 TROUBLESHOOTING ...
Page 85: ...C H A P T E R 4 DISASSEMBLY ASSEMBLY ...
Page 208: ...C H A P T E R 5 ADJUSTMENT ...
Page 269: ...C H A P T E R 6 MAINTENANCE ...
Page 282: ...C H A P T E R 7 APPENDIX ...
Page 299: ...Model Name Board Name Sheet Revision PX 5800 Stylus Pro 3800 C635MAIN 1 of 4 F ...
Page 300: ...Model Name Board Name Sheet Revision PX 5800 Stylus Pro 3800 C635MAIN 2 of 4 C ...
Page 301: ...Model Name Board Name Sheet Revision PX 5800 Stylus Pro 3800 C635MAIN 3 of 4 C ...
Page 302: ...Model Name Board Name Sheet Revision PX 5800 Stylus Pro 3800 C635MAIN 4 of 4 C ...
Page 303: ...Model Name Board Name Sheet Revision PX 5800 Stylus Pro 3800 C635 PNL 1 of 1 B ...
Page 304: ...Model Name Board Name Sheet Revision PX 5800 Stylus Pro 3800 C635 SUB 1 of 1 A ...
Page 305: ...Model Name Board Name Sheet Revision PX 5800 Stylus Pro 3800 C635PSB 1 of 1 B ...
Page 306: ...Model Name Board Name Sheet Revision Stylus Pro 3800 C635PSE 1 of 1 B ...