Table of Contents
Advertisement
Hi-Fi AUDIO SIGNAL PATH BLOCK DIAGRAM
MAIN C.B.A.
UHF/VHF TUNER/TV
DEMODULATOR UNIT
RF
SIF
14
(WITH REAR A/V INPUT JACK)
IC4751
(OP AMP)
AUDIO
5
AMP
7
IN-1 R-CH
AUDIO
3
AMP
1
IN-1 L-CH
NOT USED
J4751
J4752
AUDIO
OUT R-CH
AUDIO
OUT L-CH
IC4701 (OP AMP)
AUDIO
5
AMP
7
IN-2 R-CH
AUDIO
3
AMP
1
IN-2 L-CH
NOT USED
J4702
J4701
P4801
DVD AUDIO R-CH
2
FROM DVD II
BLOCK DIAGRAM
P4801
DVD AUDIO L-CH
4
5
IC4201
(Hi-Fi AUDIO SIGNAL PROCESS)
48
MTS/SAP SIGNAL PROCESS
TUNER
LINE1
9
LINE2
10
DVD
1
61
(R-CH)
53
(L-CH)
57
Q4203
Q4204
MUTE
MUTE
-ON
-ON
TUNER
LINE1
14
LINE2
15
DVD
(L-CH)
3
Q4201 DRIVE
TO/FROM
AUDIO SIGNAL
NORMAL AUDIO
PATH
NORMAL AUDIO
BLOCK
DIAGRAM
D4303
(FROM IC6001(12))
V-CHIP MUTE(H)
REC AUDIO SIGNAL
FROM VIDEO SIGNAL
3.58MHz
PATH BLOCK DIAGRAM
(TO IC6001(10)) MTS MODE
(TO IC6001(21)) AUDIO DEFEAT(H)
D4210
(TO IC6001(93)) Hi-Fi PB(H)
56
45
28
MUTE
ENV
MATRIX
AGC
CONTROL
DETECTOR
DET
(R-CH)
R-CH Hi-Fi
AGC
REC
+
AUDIO SIGNAL
AMP
AMP
PROCESS
MUTE
Hi-Fi
R
L
NORMAL
R
MUTE
L
NORMAL
L
Hi-Fi
R
L-CH Hi-Fi
AUDIO SIGNAL
PROCESS
AUDIO
I
2
C CONTROL
MUTE(H)
62
36
42
43
27
(FROM IC6001(19)) Hi-Fi HEAD SW PULSE
2
(TO/FROM IC6001(72)) I
C SERIAL DATA
2
(FROM IC6001(71)) I
C SERIAL CLOCK
(FROM IC6001(15)) Hi-Fi MUTE (H)
IC4601
(AUDIO SOUND PROCESSOR)
AUDIO R-CH
12
19
SOUND PROCESSOR
AUDIO L-CH
11
20
SOUND PROCESSOR
2
I
C
CONTROL
14 15
(TO/FROM IC6001(72)) I
(FROM IC6001(71)) I
69
PB AUDIO SIGNAL
CYLINDER UNIT
P3501
24
7
Hi-Fi AUDIO
P3501
L HEAD
21
8
Hi-Fi AUDIO
P3501
R HEAD
22
9
R
29
L
TP4207
30
P4502
SPEAKER
1
R-CH
P4502
2
IC4501 (AUDIO AMP)
4
8
EARPHONE
JACK
2
12
P4501
2
SPEAKER
L-CH
P4501
1
2
C SERIAL DATA
2
C SERIAL CLOCK
Hi-Fi AUDIO SIGNAL PATH BLOCK DIAGRAM
AG-520VDH
AG-520VDH
Advertisement
Table of Contents
