SONY STRDE825
Instrukcja Obsługi

IC301

LC7822 (INPUT BOARD)

1 IN 2 3 OUT 4 5 IN 6 7 OUT MUTE 8

30 29 IN 28 27 OUT 26 25 IN 24 23 OUT + VOUT1 22 IN � VOUT1 21
CONTROL COMP1

9 IN 10 OUT VEE 11 12

LEVEL SHIFT

20 OUT 19 VDD

CE 13 DI 14 IN1

LATCH

18 RESET 17 S

CL 15

GND

SHIFT RESISTOR

16 VSS

IC501, IC601, IC701

uPC2581V (INPUT BOARD)

BIAS CIRCUIT

PROTECTOR REG DRIVE PRE DRIVE 4 5
MF1

PRE DRIVE 7 8
IN2

DRIVE

1

2

3

6

9
NF2

10
COMP2

11

12

13 14 15
VCC1 VCC2 VEE

� VOUT2

IC414, IC415, IC416

TC9299P (INPUT BOARD)

VSS 1

+ VOUT2

16 VDD

OUT 2 L-CH DATA LATCH CIRCUIT NC 4 R-CH DATA LATCH CIRCUIT

15 OUT

L-ch

IN 3

14 IN

R-ch

13 NC

A-GND 5

12 A-GND

CS1 6 SHIFT REGISTER (13bit) LEVEL GND 7 SHIFT CIRCUIT STROBE GENERATOR CIRCUIT CK 8 LEVEL SHIFT CIRCUIT

11 CS2

10 STB

9 DATA

MC-Service
� 63 �