Epson Stylus COLOR 3000 Service Manual - Page 158

Table A-14. Connector Pin Assignment CN15, Table A-15. Connector Pin Assignment CN17

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Table A-14. Connector Pin Assignment (CN15) Pin No. I/O Signal Name Description 1  2  3  4  5  6  7 O 8  9  GND + 42 + 42 GND + 5 GND PSC GND + 5 Ground + 42 VDC + 42 VDC Ground + 5 VDC Ground Power off signal Ground + 5 VDC Table A-15. Connector Pin Assignment (CN17) Pin No. I/O Signal Name Description 1 O LED 2 LED 2 signal 2 O LED 0 LED 0 signal 3 O LED 1 LED 1 signal 4 O LED 3 LED 3 5 I SW 0 SW 0 signal 6 I SW 1 SW 1 signal 7 I SW 2 SW 2 signal 8 O LED 4 LED 4 signal 9 O LED 5 LED 5 signal 10 O LED 6 LED 6 signal 11 O LED 7 LED 7 signal 12 O LED 8 LED 8 signal 13 O LED 9 LED 9 signal 14 I SW 3 SW 3 signal 15 I SW 4 SW 4 signal 16  GND Ground 17 I SW 5 SW 5 signal 18 I SW 6 SW 6 signal 19 I SW 7 SW 7 signal 20  + 5 + 5 VDC 21 I PWS PWS signal 22 I PSC Power scan signal 23 O LED 10 LED 10 signal 24 O LED 11 LED 11 signal 25 O LED 12 LED 12 signal Appendix Rev. A A-5

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Appendix
Rev. A
A-5
Pin No.
I/O
Signal Name
Description
1
GND
Ground
2
+ 42
+ 42 VDC
3
+ 42
+ 42 VDC
4
GND
Ground
5
+ 5
+ 5 VDC
6
GND
Ground
7
O
PSC
Power off signal
8
GND
Ground
9
+ 5
+ 5 VDC
Pin No.
I/O
Signal Name
Description
1
O
LED 2
LED 2 signal
2
O
LED 0
LED 0 signal
3
O
LED 1
LED 1 signal
4
O
LED 3
LED 3
5
I
SW 0
SW 0 signal
6
I
SW 1
SW 1 signal
7
I
SW 2
SW 2 signal
8
O
LED 4
LED 4 signal
9
O
LED 5
LED 5 signal
10
O
LED 6
LED 6 signal
11
O
LED 7
LED 7 signal
12
O
LED 8
LED 8 signal
13
O
LED 9
LED 9 signal
14
I
SW 3
SW 3 signal
15
I
SW 4
SW 4 signal
16
GND
Ground
17
I
SW 5
SW 5 signal
18
I
SW 6
SW 6 signal
19
I
SW 7
SW 7 signal
20
+ 5
+ 5 VDC
21
I
PWS
PWS signal
22
I
PSC
Power scan signal
23
O
LED 10
LED 10 signal
24
O
LED 11
LED 11 signal
25
O
LED 12
LED 12 signal
Table A-14. Connector Pin Assignment (CN15)
Table A-15. Connector Pin Assignment (CN17)