EPSON GT-7000
Chapter 2
Operating Principles
Rev. A
17
Figure 2-5. Power Supply Circuit Block Diagram
+ 5 V D C
+ 1 2 V D C
+ 2 4 V D C
A C V o l t g e I n p u t
F i l t e r C i r c u i t
F u l l W a v e
R e c t i f i e r C i r c u i t
S m o o t h i n g
C i r c u i t
S w i t c h i n g
C i r c u i t
S m o o t h i n g
C i r c u i t
+ 1 2 V D C
R e g u l a t o r I C
+ 5 V D C
R e g u l a t o r
C i r c u i t
O v e r C u r r e n t
P r o t e c t i o n
C i r c u i t
S m o o t h i n g
C i r c u i t
+ 2 4 V D C
C o n t r o l C i r c u i t
+ 2 4 V D C O v e r
C u r r e n t P r o t e c -
t i o n C i r c u i t
+ 5 / + 1 2 / + 2 4 V D C
O v e r V o l t a g e
P r o t e c t i o n C i r c u i t
P o w e r S u p p l y
S W C i r c u i t
P o w e r S W
( P W - S W )
Содержание GT-7000 Photo
Страница 1: ...EPSON EPSON EPSON France S A GT 7000 SERVICE MANUAL ...
Страница 2: ...6 59 0 18 RORU PDJH 6FDQQHU EPSON GT 7000 4009736 ...
Страница 9: ... PRODUCTDESCRIPTION ...
Страница 20: ... OPERATINGPRINCIPLES ...
Страница 28: ... TROUBLESHOOTING ...
Страница 34: ... DISASSEMBLYANDASSEMBLY ...
Страница 54: ... ADJUSTMENT ...
Страница 56: ... MAINTENANCE ...
Страница 58: ...EPSON GT 7000 Chapter 6 Maintenance Rev A 51 Figure 6 1 Lubrication Points G 2 6 G 2 6 ...
Страница 59: ... APPENDIX ...
Страница 68: ......
Страница 69: ......