Hi-fi audio block diagram, T2202blh – Philips Magnavox MWC24T5 User Manual

Page 33

Advertising
background image

1-10-4

Hi-Fi Audio Block Diagram

T2202BLH

57

48

47

13

14

69

6

7

R-CH

INSEL

L-CH

INSEL

NOR

SW

SERIAL

DATA

DECODER

OUTPUT

SELECT

VCO

LPF

L-CH BPF

R-CH

PNR

PILOT

DET

CONT

STEREO

PLL

STEREO

FILTER

SAP

FILTER

SAP

DET

SIF

DEMOD

SAP

DEMOD

L-R

DEMOD

ST/SAP

SW

MATRIX

L-CH

PNR

LIM

DEV

COMP

SW

NOISE

VCO

LPF

LIM

DEV

COMP

COMP

D.C

NOISE

SW

dBX

DEC

ENV

DET

MODE

OUT

RIPPLE

FILTER

DO

DET

MATRIX

R-CH BPF

P

R

R

L

P

R

HOLD

PULSE

NOISE

DET

34

33

23

4

80

78

37

38

54

77

1

39

26

24

27

N-A-OUT

LIM

49

AUDIO-OUT(L)

AUDIO-OUT(R)

N-A-IN

Hi-Fi-H-SW

AUDIO-MUTE

NORMAL-H

40

ST/SAP-IN

TO AUDIO

BLOCK DIAGRAM

SCL

P-ON+9V

Hi-Fi

AUDIO

(R) HEAD

Hi-Fi

AUDIO

(L) HEAD

CYLINDER

ASSEMBLY

MAIN CBA

CL1401

IC1701

(MTS/ SAP/ Hi-Fi AUDIO PROCESS/ Hi-Fi HEAD AMP)

PILOT

CANCEL

TO AUDIO

BLOCK DIAGRAM

62

63

JK1702

A

UDIO(L)-IN

JK1703

A

UDIO(R)-IN

SIF

T

O

TV

PR

OCESS

BLOCK DIA

GRAM

Q1701

TP1702

TP1701

SDA

Hi-Fi-L

Hi-Fi-R

PB A

U

DIO SIGNAL

REC A

U

DIO SIGNAL

Mode : SP/REC

TO SYSTEM

CONTROL/SERVO

BLOCK DIAGRAM

TO SYSTEM

CONTROL/SERVO

BLOCK DIAGRAM

TO SYSTEM

CONTROL/SERVO

BLOCK DIAGRAM

Hi-Fi-

A

U

DIO(R)

7

Hi-Fi

-COM

8

Hi-Fi-

A

U

DIO(L)

9

Advertising