EPSON FX-890/2190 Revision B
Appendix Connector Summary 107
Printhead (CN15, CN16)
R side (CN15: upper connector)
F side (CN16: lower connector)
Table 7-9. Connector Pin Assignment - CN15
Pin No. I/O Signal Name Function
1 O HEAD3 #3 Head Data
2 – – Not used
3 O HEAD15 #15 Head Data
4 – C5 #2, 5, 11 Common
5 O HEAD2 #2 Head Data
6 – C6 #3, 15 Common
7 O HEAD5 #5 Head Data
8 O HEAD16 #16 Head Data
9 O HEAD11 #11 Head Data
10 – C7 #16, 17 Common
11 O HEAD17 #17 Head Data
12 – C8 #4, 8, 14 Common
13 – – Not used
14 O HEAD14 #14 Head Data
15 O HEAD4 #4 Head Data
16 O HEAD8 #8 Head Data
Table 7-10. Connector Pin Assignment - CN16
Pin No. I/O Signal Name Function
1 – – Not used
2 O HEAD1 #1 Head Data
3 O HEAD9 #9 Head Data
4 O HEAD13 #13 Head Data
5 O HEAD7 #7 Head Data
6 – C1 #1, 7, 13 Common
7 – – Not used
8 O HEAD18 #18 Head Data
9 – C2 #9 Common
10 O HEAD12 #12 Head Data
11 – C3 #10, 18 Common
12 – C4 #6, 12 Common
13 – – Not used
14 O HEAD6 #6 Head Data
15 O HEAD10 #10 Head Data
16 I TH Thermistor
17 I TH Thermistor