List of Figures
Figure 2-1. Printhead Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Figure 2-2. Carriage Movement Mechanism. . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Figure 2-3. Platen Gap Adjust Lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Figure 2-4. Release Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Figure 2-5. Friction Advance Operation Using the Top Entrance . . . . . . . . . . . . 2-5
Figure 2-6. Push Tractor Operation Using the Rear Paper Entrance . . . . . . . . . 2-6
Figure 2-7. Push Tractor Operation Using the Front Paper Entrance. . . . . . . . . 2-7
Figure 2-8. Pull Tractor Operation Using the Bottom Paper Entrance . . . . . . . . 2-8
Figure 2-9. Push- Pull Tractor Operation Using the Rear Paper Entrance . . . . . 2-9
Figure 2-10. Push- Pull Tractor Operation Using the Front Paper Entrance . . 2-10
Figure 2-11. Paper Path and Detector PE Sensor Location . . . . . . . . . . . . . . . 2-11
Figure 2-12. Friction Feeding Using the Top Entrance . . . . . . . . . . . . . . . . . . . 2-11
Figure 2-13. Push Tractor Feeding Using the Rear Entrance. . . . . . . . . . . . . . 2-12
Figure 2-14. Pull Tractor Feeding Using the Rear Entrance . . . . . . . . . . . . . . . 2-12
Figure 2-15. Push-Pull Tractor Feeding Using the Rear Entrance . . . . . . . . . . 2-13
Figure 2-16. Pull Tractor Feeding Using the Bottom Entrance . . . . . . . . . . . . . 2-13
Figure 2-17. Friction Feeding Using the Front Entrance . . . . . . . . . . . . . . . . . . 2-14
Figure 2-18. Push Tractor Feeding Using the Front Entrance . . . . . . . . . . . . . 2-14
Figure 2-19. Pull Tractor Feeding Using the Front Entrance . . . . . . . . . . . . . . 2-15
Figure 2-20. Push-Pull Tractor Feeding Using the Front Entrance. . . . . . . . . . 2-15
Figure 2-21. Ribbon Advance Mechanism . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-16
Figure 2-22. Power Supply Circuit Block Diagram . . . . . . . . . . . . . . . . . . . . . . 2-17
Figure 2-23 Power Switch Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18
Figure 2-24. Over Voltage Protection Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18
Figure 2-25. +35V Line Constant Voltage Control Circuit . . . . . . . . . . . . . . . . . 2-19
Figure 2-26. +35V Line Overload Detector Circuit . . . . . . . . . . . . . . . . . . . . . . 2-19
Figure 2-27. +35V Line Over Current Protection Circuit . . . . . . . . . . . . . . . . . . 2-20
Figure 2-28. +5V Line Over Current Protection Circuit . . . . . . . . . . . . . . . . . . . 2-20
Figure 2-29. +5V Constant Voltage Control Circuit . . . . . . . . . . . . . . . . . . . . . . 2-21
Figure 2-30. Control Circuit Block Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-22
Figure 2-31. Data Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-23
Figure 2-32. Reset Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-24
Figure 2-33. Reset Signal Output Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-24
Figure 2-34. Printhead Drive Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-24
Figure 2-35. CR Drive Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-25
Figure 2-36. PF Motor Drive Circuit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-26
Figure 2-37. EEPROM Control Circuit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-26
Figure 2-38. Sensor Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-27
List of Tables
Table 2-1. CR Motor Assembly Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Table 2-2. Platen Gap and Print Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Table 2-3. Release Lever Position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Table 2-4. Ribbon Advance Gear Linkage . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-16
Table 2-5. Power Supply Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17
Table 2-6. Power Supply Output Voltage and Applications . . . . . . . . . . . . . . . 2-17
Table 2-7. Functions of the Main IC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-23
Table 2-8. CR Motor Drive Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-25
Содержание FX-2170 - Impact Printer
Страница 1: ...EPSON TERMINAL PRINTER FX 2170 SERVICE MANUAL EPSON 4005662 ...
Страница 5: ...REVISION SHEET Revision Issued Date Revision Page Rev A October 13 1995 1st issued ...
Страница 11: ...Figure 1 1 Exterior View of the FX 2170 Product Description FX 2170 Service Manual 1 2 Rev A ...
Страница 140: ...FX 2170 Service Manual Troubleshooting Rev A 5 19 ...
Страница 142: ......
Страница 156: ...Appendix FX 2170 Service Manual A 10 Rev A ...
Страница 157: ...A 4 CIRCUIT DIAGRAMS Figure A 2 C166 MAIN Board Assembly Circuit Diagram FX 2170 Service Manual Appendix Rev A A 11 ...
Страница 158: ...Appendix FX 2170 Service Manual A 12 Rev A ...
Страница 159: ...Figure A 3 C166 PSB Board Assembly Circuit Diagram FX 2170 Service Manual Appendix Rev A A 13 ...
Страница 160: ...Appendix FX 2170 Service Manual A 14 Rev A ...
Страница 161: ...Figure A 4 C166 PSE Board Assembly Circuit Diagram FX 2170 Service Manual Appendix Rev A A 15 ...
Страница 162: ...Appendix FX 2170 Service Manual A 16 Rev A ...
Страница 164: ...Figure A 6 C166 PSB Board Assembly Component Layout Appendix FX 2170 Service Manual A 18 Rev A ...
Страница 165: ...Figure A 7 C166 PSE Board Assembly Component Layout FX 2170 Service Manual Appendix Rev A A 19 ...
Страница 166: ...A 6 EXPLODED DIAGRAMS Figure A 8 FX 2170 Exploded Diagrams 1 Appendix FX 2170 Service Manual A 20 Rev A ...
Страница 167: ...Figure A 9 FX 2170 Exploded Diagrams 2 FX 2170 Service Manual Appendix Rev A A 21 ...
Страница 168: ...Figure A 10 FX 2170 Exploded Diagrams 3 Appendix FX 2170 Service Manual A 22 Rev A ...
Страница 169: ...Figure A 11 C S F Bin1 Exploded Diagrams 1 FX 2170 Service Manual Appendix Rev A A 23 ...
Страница 170: ...Figure A 12 C S F Bin1 Exploded Diagrams 2 Appendix FX 2170 Service Manual A 24 Rev A ...
Страница 171: ...Figure A 13 C S F Bin2 Exploded Diagrams FX 2170 Service Manual Appendix Rev A A 25 ...
Страница 172: ...Appendix FX 2170 Service Manual A 26 Rev A ...
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Страница 174: ...EPSON ...