Service manual

EPSON Stylus COLOR 1520
Rev. A
A-
4
Pin No. I/O Signal Name Description
1 I SWA 1 Release sensor signal
2 GND Ground
Pin No. I/O Signal Name Description
1 I SWA 0 Cover open sensor signal
2 GND Ground
Pin No. I/O Signal Name Description
1 I PE_F Front PE sensor signal
2 GND Ground
Pin No. I/O Signal Name Description
1 I PE_R Rear PE sensor signal
2 GND Ground
Pin No. I/O Signal Name Description
1 I CCO Cartridge sensor signal
2 I THS Thermistor signal
3 GND Ground
4 O CHLAT Latch signal
5 GND Ground
6 O CHDATA Cyan data
7 GND Ground
8 O MHDATA Magenta data
9 GND Ground
10 O YHDATA Yellow data
11 GND Ground
12 O CHCLK Clock signal
13 GND Ground
14 O CHNCHG NCHG signal
15 GND Ground
16 + 5 Power source
17 GND Ground
18 GND Ground
19 GND Ground
20 O COM Common output
21 O COM Common output
22 O COM Common output
23 VHPR Drive voltage
24 VHPR Drive voltage
Table A-6. Connector Pin Assignment (CN8)
Table A-7. Connector Pin Assignment (CN 9)
Table A-8. Connector Pin Assignment (CN 10)
Table A-9. Connector Pin Assignment (CN11)
Table A-10. Connector Pin Assignment (CN12)