Epson LQ-670 - Page 121

Appendix
Rev. A
A-
4
Pin I/O Signal Name Function
1 I PE[REAR] (Rear) PE detector signal
2 --- GND GND
Pin I/O Signal Name Function
1 I PE[FRONT] (Front) PE detector signal
2 --- GND GND
Pin I/O Signal Name Function
1 --- --- GND
2 O LED9 LED 9 drive signal
3 O LED2 LED 2 drive signal
4 O LED3 LED 3 drive signal
5 O LED5 LED 5 drive signal
6 O LED4 LED 4 drive signal
7 O LED8 LED 8 drive signal
8 O LED7 LED 7 drive signal
9 O LED6 LED 6 drive signal
10 --- +5V +5VDC
11 I SW4 SW4 signal
12 I SW3 SW3 signal
13 I SW5 SW5 signal
14 --- --- GND
15 --- --- GND
16 I SW1 SW1 signal
17 I SW0 SW0 signal
18 I COPEN ---
19 I SW2 SW2 signal
20 I PSC Power On signal
21 O LED1 LED 1 drive signal
22 O LED0 LED 0 drive signal
Table A-11. Connector Pin Assignment-CN13
Table A-12. Connector Pin Assignment-CN14
Table A-13. Connector Pin Assignment-CN15