Table A-11. Connector Pin Assignments – CN11
Pin
I/O
Name
Description
1
—
GND
Ground
2
O
BCLK
Clock signal for black head
3
—
GND
Ground
4
O
BLAT
Latch signal for black head
5
—
GND
Ground
6
O
BSI
Black head serial data output
7
—
GND
Ground
8
O
BCO
Black cartridge out sensor
9
I
+5 V
Power supply for cartridge out sensor
10
—
NC
Not connected
11-16
O
GP
Ground
17-22
O
COM
Common voltage for printhead drive
Table A-12. Connector Pin Assignments – CN12
Pin
I/O
Name
Description
1
—
GND
Ground
2
O
CCLK
Clock signal for color head
3
—
GND
Ground
4
O
CLAT
Latch signal for color head
5
—
GND
Ground
6
O
CSI
Color head serial data output
7
—
GND
Ground
8
O
CCO
Color cartridge out sensor
9
I
+5 V
Power supply for cartridge out sensor
10
I
TH
Thermistor signal
11-16
O
GP
Ground
18-22
O
COM
Common voltage for printhead drive
Rev.A
A-6
A-6
Rev.A
Summary of Contents for Stylus pro 7700m
Page 1: ...EPSON COLOR INKJET PRINTER Stylus Pro SERVICE MANUAL EPSON 4004825 ...
Page 122: ... 5 IC6 Q2 R135 and CN13 are not mounted on the C164 MAIN Board Stylus Pro ...
Page 123: ...Figure A 3 C164 MAIN Board Circuit Diagram 2 Stylus Pro Service Manual Appendix Rev A A 9 ...
Page 124: ...Figure A 4 C137 PSB Board Circuit Diagram Stylus Pro Service Manual Appendix Rev A A 11 ...
Page 125: ...Figure A 5 C137 PSE Board Circuit Diagram Rev A A 12 A 12 Rev A ...
Page 126: ...Figure A 6 C137 PNL Board Circuit Diagram Stylus Pro Service Manual Appendix Rev A A 13 ...
Page 128: ...Figure A 8 C137 PSB PSE Board Component Layout Stylus Pro Service Manual Appendix Rev A A 15 ...
Page 129: ...Figure A 9 C137 PNL Board Component Layout Rev A A 16 A 16 Rev A ...
Page 131: ...Figure A 11 Stylus Color Pro Exploded Diagram 2 Rev A A 18 A 18 Rev A ...
Page 132: ...Figure A 12 Stylus Color Pro Exploded Diagram 3 Stylus Pro Service Manual Appendix Rev A A 19 ...
Page 139: ...EPSON Printed in Japan 95 05 30 A ...
