Magnavox MWC24T5 Hi-Fi Audio Block Diagram

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
AUDIO(L)-IN
JK1703
AUDIO(R)-IN
SIF
TO TV PROCESS BLOCK DIAGRAM
Q1701
TP1702 TP1701
SDA
Hi-Fi-L Hi-Fi-R
PB AUDIO SIGNALREC AUDIO SIGNAL Mode : SP/REC
TO SYSTEM CONTROL/SERVO BLOCK DIAGRAM TO SYSTEM CONTROL/SERVO BLOCK DIAGRAM TO SYSTEM CONTROL/SERVO BLOCK DIAGRAM
Hi-Fi-
AUDIO(R) 7
Hi-Fi
-COM 8
Hi-Fi-
AUDIO(L) 9