Epson 4003353 Service Manual page 124

Stylus Color Service Manual
Table A-1 2. Connector Pin Assignments- CNI 1
I/o
Pin
o
2
3
0
4
5
0
6
7
0
8
9 I
10
o
11-16
0
17-22
Table A-13. Connector Pin Assignments - CN12
I/o
Pin
o
2
3
0
4
.
5
0
6
7
0
8
9
I
10 I
o
11-16
0
18-22
Rev. A
Name
Ground
BCLK Clock signal for black head
Ground
BLAT Latch signal for black head
Ground
Black head Serial data output
Ground
Black cartridge out sensor
Power supply for cartridge out sensor
NC Not connected
GP Ground
Common voltage for printhead drive
Name
Ground
CCLK Clock signal for color head
Ground
CLAT
Latch signal for color head
Ground
Color head Serial data output
Ground
C c o Color cartridge out sensor
Power supply for cartridge out sensor
TH Thermistor signal
GP Ground
Common voltage for printhead drive
Description
Description
Appendix