Epson 610 manual Power Supply Circuit Block Diagram

EPSON Perfection 610 Rev. B

+ 1 2 V D C

+ 1 2

V D C

R e g u la t o r

I C

F u ll

W

aSvme o o t

hSinw itg

c

hSinm og o t h

+ 5 V D

C

R e g u

la t o r + 5

V D C

R e c t if

ieC ir cC uiritCc uiritc

u

itCi r c

u i t

C ir c u it

O v e r

C u r r e n t

P r o t e

c

t io n

C ir c u

it

F ilt e

r C ir c u it

S m o o

t h in g

+ 2 4 V D C

C ir c u

it

A C V o lt g e I n p u t

+ 2 4 V D

C

C o n t r

o l C ir c u it

+ 2 4 V D

C O v e r

C u r r e

n t P r o t e c -

t io n

C ir c u it

+ 5 / + 1 2 / + 2 4 V D C

O v e r

V o lt a g e

P r o t e c t io n C ir c u it

T o t h e M a in B o a r d

T o t

Figure 2-5. Power Supply Circuit Block Diagram

Operating Principles Engine Mechanism 19