EPSON Stylus
COLOR
1520
Rev. A
2-2
2.2.2 Printing Mechanism
The printing method used for this printer is On-demand ink jet, same as for other EPSON ink jet printers.
The new method used for the printhead enables the printer to produce output in high quality at a higher
speed. The printing mechanism has 2 parts: ink cartridge and printhead. The ink cartridge is filled with
ink.
2.2.2.1 Printhead Structure
The printhead for this printer has the black head and color head. The structures of the printheads are
basically the same except for the nozzle configuration. The black head, used for the black ink only, is
composed of 128 nozzles (32 nozzles for each of 4 rows) The color head, composed of 3 heads for
Magenta, Cyan, and Yellow, has 64 nozzles (32 nozzles for each of 2 rows) for each color.
Printhead Driver Circuit Board
To the ink cartridge.
Piezo
Cavity
Nozzle
Nozzle Plate
Figure 2-2. Printhead Structure
Summary of Contents for 1520 - Stylus Color Inkjet Printer
Page 138: ...Maintenance Rev A 6 5 8 9 10 10 10 10 10 10 10 10 Figure 6 2 Lubrication Points 2 ...
Page 146: ...Appendix Rev A A 7 A 2 Circuit Diagrams Figure A A 2 C211 MAIN B Board Circuit Diagram 1 2 ...
Page 147: ...EPSON Stylus COLOR 1520 Rev A A 8 ...
Page 148: ...Appendix Rev A A 9 Figure A A 3 C211 MAIN B Board Circuit Diagram 2 2 ...
Page 149: ...EPSON Stylus COLOR 1520 Rev A A 10 ...
Page 152: ...Appendix Rev A A 13 A 3 Component Layout Figure A A 6 C211 MAIN B Board Component Layout ...
Page 153: ...EPSON Stylus COLOR 1520 Rev A A 14 Figure A A 7 C172 PSB Board Component Layout ...
Page 154: ...Appendix Rev A A 15 Figure A A 8 C172 PSE Board Component Layout ...
Page 156: ...Appendix Rev A A 17 Figure A A 10 Stylus COLOR 1520 Exploded Diagram 2 ...
Page 157: ...EPSON Stylus COLOR 1520 Rev A A 18 Figure A A 11 Stylus Color 1520 Exploded Diagram 3 ...
Page 165: ...EPSON SEIKO EPSON CORPORATION ...
