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Y/C/AUDIO/HEAD AMP BLOCK DIAGRAM
1
2
3
EP/LP-CH2(L)
EP/LP COM
EP/LP-CH1(R)
CP4001
CYL
79
91
92
93
94
78
H.AMP
75
73
X4001
4.433619MHz
IIC CLK
IIC DATA
V.H_SW
62
63
81
84
ENV.DET
NA REC-H
ENV
DET
HPF
2
5
6
AE HEAD(-)
AUDIO REC
AUDIO PB
CP4002
A/C HEAD
2
Q4005
Q4006
Q4007
PB SW
SYSCON/
SERVO/
TIMER
6
5
4
2FSC
NORMAL A IN
69
9
NORMAL A OUT
11
SWD VIDEO IN
EE/VV V OUT
PRE
AMP
4
REC
EQ
VCA
P
R
LINE
AMP
P
R
2MLPF
P
R
REC
MUTE
HPF
ACC
1M HPF
7M LPM
LAG LEAD
LPF
FM MOD
FO/DEV ADJ
S-DET
MAIN EMPH
CARRIER
OFFSET
W.C/DC
CTL TRAP
fh HPF
TRAP
629
TRAP
FM AGC
P.EQ
S DL
SQPB
SQPB
G EQ
D LIM
DEMO
SLPF
MAIN
DE-EMPH
P
R
LPF
31
2619 2321 2418
YLPF
P
R
P
R
CLAMP
NL EMPH
NL DE EMPH
FBC
ALC
CLAMP
LPF
YNR
ATT
P
R
N.C
D.E
Y APA
VIDEO
AGC
SQUELCH
FBC
VIDEO ALC
CLEAR
SYNC
6db AMP
6db AMP
C SQUELCH
C.K
N P
B.D
BPF
MIX
LEVELADJ
B.E
C.K
P
R
P
R
P
R
PR
VCA
DELAY
CLPF
CCD
LPF
MAIN
CONV1
MAIN
CONV2
CLPF
PR
60
58
55 54
52
35
46
C CCD
42
Y CCD
39
P
R
Y/C/AUDIO/CCD/H.AMP
IC4001
HA118217F
4
5
SP-CH2(L)
SP-COM
6
7
SP-CH1(R)
HF2(L)
8
9
FH COM
HF1(R)
86
87
88
89
HF1
HF COM
HF2
TUNER/HI-FI/
21PIN/OSD/
VPS/NICAM
L4005
1
2
FE HEAD(GND)
CP4003
F/E HEAD
FE HEAD(HOT)
1
AE HEAD(+)
TUNER/HI-FI/
21PIN/OSD/
VPS/NICAM
1
3
OSC
Q4004
NORMAL A.
REC ST SW
Q4003
I-1
AUDIO SIGNAL (PB)
AUDIO SIGNAL(REC)
RECORD LUMINANCE SIGNAL
PLAYBACK LUMINANCE SIGNAL
RECORD COLOR SIGNAL
TUNER VIDEO SIGNAL
PLAYBACK COLOR SIGNAL