EPSON Stylus COLOR C70/C80
Revision A
Appendix
Connector Summary
184
Table 7-2. CN8 - Print Head
Pin
Signal Name
I/O
Function
1
GND2
-
Ground 2
2
COM
Out
Head drive pulse (trapezoid waveform)
3
GND2
-
Ground 2
4
COM
Out
Head drive pulse (trapezoid waveform)
5
GND2
-
Serial Clock
6
COM
Out
Ground 2
7
GND2
-
Ground 2
8
COM
Out
Head drive pulse (trapezoid waveform)
9
GND2
-
Ground 2
10
GND
-
Ground
11
TH
In
Thermistor detect signal
12
VCC3.3
Out
Logic power supply (+3.3V)
13
GND
-
Ground
14
NC
-
Not connected
15
GND
-
Ground
16
ENCA
In
Encoder feed back signal ch.A
17
EVDD
Out
Power for CR Encoder
18
ENCB
In
Encoder feed back signal ch.B
19
GND
-
Ground
20
CRST
Out
Reset signal for address counter of CSIC
21
GND
-
Ground
22
CSCK
IN/Out
Clock signal for CSIC read/write
23
CVDD
Out
Power for CSIC memory
24
CSD
Out
CSIC serial data
25
GND
-
Ground
26
COO
In
Cartridge out signal
Table 7-2. CN8 - Print Head
Pin
Signal Name
I/O
Function
Содержание Stylus Color C70
Страница 1: ...EPSONStylusColorC70 C80 Color Inkjet Printer SEIJ01 004 SERVICE MANUAL ...
Страница 5: ...Revision Status Revision Issued Date Description A July 31 2001 First Release ...
Страница 9: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Страница 35: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Страница 60: ...C H A P T E R 3 TROUBLESHOOTING ...
Страница 96: ...C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Страница 137: ...C H A P T E R 5 ADJUSTMENT ...
Страница 169: ...C H A P T E R 6 MAINTENANCE ...
Страница 182: ...C H A P T E R 7 APPENDIX ...
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