Epson 2170 Printer User Manual


 
Table A-8. Connector Pin Assignments – CN9
Pin I/O Signal Name Function
1 O HD3 Head data 3
2 —- NC Not connected
3 O HD15 Head data 15
4 —- +35V +35 VDC line
5 O HD2 Head data 2
6 —- +35V +35 VDC line
7 O HD5 Head data 5
8 O HD16 Head data 16
9 O HD11 Head data 11
10 —- +35V +35 VDC line
11 O HD17 Head data 17
12 —- +35V +35 VDC line
13 —- NC Not connected
14 O HD14 Head data 14
15 O HD4 Head data 4
16 O HD8 Head data 8
Table A-9. Connector Pin Assignments – CN10
Pin I/O Signal Name Function
1 O PF A PF motor phase A
2 O PF B PF motor phase B
3 O PF –A PF motor phase –A
4 O PF –B PF motor phase –B
Table A-10. Connector Pin Assignments – CN11
Pin I/O Signal Name Function
1 O CR A CR motor phase A
2 O CR –A CR motor phase –A
3 O CR B CR motor phase B
4 O CR –B CR motor phase –B
5 O CR COM CR motor common
Table A-11. Connector Pin Assignments – CN12
Pin I/O Signal Name Function
1 I RELEASE1 Release sensor 1 signal
2 —- GND Signal GND
3 I RELEASE2 Release sensor 2 signal
4 —- GND Signal GND
Table A-12. Connector Pin Assignments - CN13
Pin I/O Signal Name Function
1 I PG1 Platen gap sensor 1 signal
2 —- GND Signal GND
3 I PG2 Platen gap sensor 2 signal
4 —- GND Signal GND
Appendix FX-2170 Service Manual
A-8 Rev.A