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EPSON Stylus COLOR 3000
Rev. A
A-6
Pin No. I/O Signal Name Description
1
CCO
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
Pin No. I/O Signal Name Description
1 O A Phase A output
2 O / A Phase / A output
3 O B Phase B output
4 O / B Phase / B output
Table A-16. Connector Pin Assignment (CN18)
Table A-17. Connector Pin Assignment (CN20)