Epson 4003353 Service Manual page 123

Appendix
Pin
2,3
4-6
I
Table
Pin
0
0
2
3 0
4 0
5 0
Table A-8. Connector Pin Assignments - CN7
I I
Pin
0
0
2
0
3
4 0
5 0
Table A-9. Connector
Pin
1
.
2
Table
Pin
1
.
2
0
Table
Pin
.
1,3,5,7
2 0
4
0
6
0
8 0
9,11,19,20
10,12-16
18
I
Connector
Pin Assignments - CN5
Name
Power scan signal
Head common driver for common drive circuit
Ground
Pin Assignments - CN6
Connector
A-7.
Phase A drive signal
CR/A Phase /A drive signal
Phase B drive signal
Phase /B drive signal
Carriage drive PO wer (common voltage)
Name
Phase A drive signal
Phase /A drive signal
Phase B drive signal
Phase /El drive signal
PFCOM
Pin Assignments - CN8
Name
PE Paper otiout state detection signal
Ground
A-10. Connector Pin Assignments - CN9
Name
HP
Home position detection signal
Ground
A-1 1. Connector Pin Assignments- CN1O
Name
LED data
Clock signal for LED drive
LLAT LED data latch signal
LED data reset signal
LED driver and power
SWO-5
Switch O-5 input signal
Power switch
Power scan
Description
Description
PO
Description
Description
I
Rev. A