
Troubleshooting
Rev. A
5-3
Flowchart 1 : The printer does not operate at all.
U s e o n l y t h e c o r r e c t
A C v o l t a g e .
S T A R T
R e p l a c e t h e f u s e F 1
a n d d i s c o n n e c t a l l
o u t p u t c o n n e c t o r s .
R e p l a c e t h e P S B /
P S E b o a r d .
C h e c k f o r t h e c o r r e c t
o u t p u t v o l t a g e o f t h e P S B /
P S E B o a r d .
( S e e T a b l e 5 - 4 . )
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 .
Y e s
: R e t u r n t o t h e s t a r t .
I s t h e A C
i n p u t v o l t a g e
n o r m a l ?
H a s
t h e f u s e o n t h e
P S B / P S E b o a r d
b l o w n ?
D o e s t h e
f u s e b l o w a g a i n
w i t h t h e p r i n t e r
p o w e r - o n ?
I s t h e f a u l t
c o r r e c t e d ?
I s t h e v o l t a g 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 ?
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 .
H a s t h e
m a i n & s u b c o n t r o l
b o a r d b e e n
r e p l a c e d ?
Y e s
Y e s
Y e s
Y e s
Y e s
Y e s
Y e s
N o
N o
N o
N o
N o
N o
N o
E N D
N o
A
A
I s t h e f a u l t
c o r r e c t e d ?
Figure 5-2. Flowchart 1
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 ...