Sharp MZ-80SFD Manual de usuario descargar pdf (Pagina 15)

'-'

v

!

POWER

suppLy

SECTION

Block Diagram

of

Power Supply Section

.---

r--

..

GI

~

E

Rectifying

and

Transistor

AC

..

..

GI

~

Chopping

~

Smoothing

INPUT

LL

I--

c

Circuit

Circuit

..

t--

..

...

"--

"--

Transistor

.....

Rectifying and

Chopping

Circuit

Somoothing

'---

Circuit

~

Waveform

of

Each

Part

Waveform

of

pin@

of

IC201

and

pin

®

of

IC301.

Waveform

of

pin

([j)

of

IC201.

I

22V

1-22~s-i

40~s~

Waveform

of

pin

([j)

of

IC301.

0302

collector waveform.

15V

15~s

40~s

-13-

+12

v

Control

Circuit

1

G

~

.--<>

+5

v

v

Control

Circuit

.1

Q202 collector waveform.

22V

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 23 24

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