
Troubleshooting
Rev. A
5-5
Flowchart 3 : Self-test does not print properly.
S T A R T
B
B
Y E S
N O
N O
Y E S
N O
Y E S
Y E S
Y E S
N O
N O
Y E S
Y E S
N O
Y E S
N O
N O
Y E S
Y E S
N O
R u n t h e s e l f - t e s t .
M e a s u r e t h e c o i l
r e s i s t a n c e f o r
t h e p r i n t h e a d .
I s t h e p r i n t
a b n o r m a l l y
d a r k / l i g h t ?
S e t t h e a d j u s t l e v e r p r o p e r l y o r
S e t t h e l e v e r t o " A u t o p o s i t i o n " .
I s t h e f a u l t
c o r r e c t e d ?
R e f e r t o o t h e r
t r o u b l e s h o o t i n g i t e m .
A d j u s t t h e P G .
I s t h e f a u l t
c o r r e c t e d ?
R e p l a c e t h e
p r i n t h e a d .
E N D
R e p l a c e t h e m a i n
c o n t r o l b o a r d .
R e p l a c e t h e p r i n t e r
m e c h a n i s m .
E N D
m i s s i n g ?
A r e
d o t s
a n y
D o e s t h e
p r i n t e r p r i n t ?
D o e s t h e
C R m o v e ?
I s t h e
r e s i s t a n c e
n o r m a l ?
I s t h e f a u l t
c o r r e c t e d ?
N O
I s t h e
P G m o t o r
p r o p e r l y ?
f u n c t i o n i n g
I s t h e r e
a n y o t h e r
p r i n t i n g ?
Y E S
N O
I s t h e f a u l t
c o r r e c t e d ?
R e p l a c e t h e P G m o t o r o r
P G H P s e n s o r .
Figure 5-4. Flowchart 3
Содержание DLQ-3000 Minerva+
Страница 1: ...EPSON 24 PIN DOT MATRIX PRINTER EPSON DLQ 3000 SERVICE MANUAL SEIKO EPSON CORPORATION 4008259 ...
Страница 5: ...v REVISION SHEET Revision Issued Data Contents Rev A August 21 1997 First Release ...
Страница 61: ...2 3 12 Other Sensor Circuits 2 31 ...
Страница 160: ...Chapter 6 Maintenance 6 1 Maintenance 6 1 6 1 1 Lubrication and Adhesion 6 1 ...
Страница 171: ...DLQ 3000 Rev A A 6 ...
Страница 172: ...Appendix Rev A A 7 A 2 Circuit Diagrams Figure A 2 C210 MAIN Board Circuit Diagram 1 2 ...
Страница 173: ...DLQ 3000 Rev A A 8 ...
Страница 174: ...Appendix Rev A A 9 Figure A 3 C210 MAIN Board Circuit Diagram 2 2 ...
Страница 175: ...DLQ 3000 Rev A A 10 ...
Страница 177: ...DLQ 3000 Rev A A 12 Figure A 5 C124 PSB Board Circuit Diagram ...
Страница 179: ...DLQ 3000 Rev A A 14 A 3 Circuit Board Component Layout Figure A 7 C210 MAIN Board Component Layout 1 2 ...
Страница 180: ...Appendix Rev A A 15 Figure A 8 C210 MAIN Board Component Layout 2 2 ...
Страница 181: ...DLQ 3000 Rev A A 16 Figure A 9 C124 PSB Board Component Layout ...
Страница 182: ...Appendix Rev A A 17 Figure A 10 C124 PSE Board Component Layout ...
Страница 189: ...EPSON SEIKO EPSON CORPORATION ...