Epson STYLUS COLOR 3000 Service Manual page 162

EPSON Stylus COLOR 3000
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Pin No.
1
2
3
4
A-6
Table A-16. Connector Pin Assignments (CN18)
I/O Signal Name

CCO
I THS

GND
O CHLAT

GND
O CHDATA

GND
O MHDATA

GND
O YHDATA

GND
O CHCLK

GND
O CHNCHG

GND

+ 5

GND

GND

GND
O COM
O COM
O COM

VHPR

VHPR
Table A-17. Connector Pin Assignments (CN20)
I/O Signal Name
O A
O / A
O B
O / B
Description

Thermistor signal
Ground
Latch signal
Ground
Cyan data
Ground
Magenta data
Ground
Yellow data
Ground
Clock signal
Ground
NCHG signal
Ground
Power source
Ground
Ground
Ground
Common output
Common output
Common output
Drive voltage
Drive voltage
Description
Phase A output
Phase / A output
Phase B output
Phase / B output
EPSON Stylus Color 3000 Service Manual