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5.1 OVERVIEW
The printer may exhibit different symptoms for the same problem, which makes troubleshooting more
difficult.
This section, however, provides simple and effective ways to facilitate troubleshooting. The
following flowchart illustrates the main steps in the troubleshooting process.
Table 5-1. Motor Coil Resistance Test Points
Motor
Connector
Number
Common
Pin
Number
Test Pin
Number
Test Method
(Set Meter to Ohms. Disconnect
Motor from Main Board and Check it
with Printer Power Off.)
Meter Reading
CR Motor
(CN6)
5
1, 2, 3, 4
Place one lead on pin 5 and the other
lead on each of the 4 test pins to
check the two motor phases.
10.0
Ω ±
10%(At 25
°
C,
77
°
F)
PF Motor
(CN7)
5
1, 2, 3, 4
Place one lead on pin 5 and the other
lead on each of the 4 test pins to
check the two motor phases.
11.5
Ω ±
10%(At 25
°
C,
77
°
F)
S T A R T
UNIT LE VE L TROUBLES HOOTING
UN IT REPAIR OF
C137 PSB/PSE BOARD
UNIT REPAIR OF
C164 MAIN BOARD
UNIT REPAIR OF
M-4A11 Mechanism
A S S E MB L Y
A N D
A DJ U S T ME N T
E N D
Figure 5-1. Troubleshooting Process Flowchart
Stylus Pro Service Manual
Troubleshooting
Rev.A
5-1
Содержание Stylus pro 7700m
Страница 1: ...EPSON COLOR INKJET PRINTER Stylus Pro SERVICE MANUAL EPSON 4004825 ...
Страница 121: ...A 2 CIRCUIT DIAGRAMS Figure A 2 C164 MAIN Board Circuit Diagram 1 Stylus Pro Service Manual Appendix Rev A A 7 ...
Страница 122: ... 5 IC6 Q2 R135 and CN13 are not mounted on the C164 MAIN Board Stylus Pro ...
Страница 123: ...Figure A 3 C164 MAIN Board Circuit Diagram 2 Stylus Pro Service Manual Appendix Rev A A 9 ...
Страница 124: ...Figure A 4 C137 PSB Board Circuit Diagram Stylus Pro Service Manual Appendix Rev A A 11 ...
Страница 125: ...Figure A 5 C137 PSE Board Circuit Diagram Rev A A 12 A 12 Rev A ...
Страница 126: ...Figure A 6 C137 PNL Board Circuit Diagram Stylus Pro Service Manual Appendix Rev A A 13 ...
Страница 127: ...A 3 CIRCUIT BOARD COMPONENT LAYOUTS Figure A 7 C164 MAIN Board Component Layout Rev A A 14 A 14 Rev A ...
Страница 128: ...Figure A 8 C137 PSB PSE Board Component Layout Stylus Pro Service Manual Appendix Rev A A 15 ...
Страница 129: ...Figure A 9 C137 PNL Board Component Layout Rev A A 16 A 16 Rev A ...
Страница 130: ...A 4 EXPLODED DIAGRAMS Figure A 10 Stylus Color Pro Exploded Diagram 1 Stylus Pro Service Manual Appendix Rev A A 17 ...
Страница 131: ...Figure A 11 Stylus Color Pro Exploded Diagram 2 Rev A A 18 A 18 Rev A ...
Страница 132: ...Figure A 12 Stylus Color Pro Exploded Diagram 3 Stylus Pro Service Manual Appendix Rev A A 19 ...
Страница 139: ...EPSON Printed in Japan 95 05 30 A ...