Y/C/AUDIO/HEAD AMP/IN/OUT BLOCK DIAGRAM
E-3
E-4
X4001
3.579545MHz
38
100
98 97
25
42
96
28
85
83
82
5
7
46
4
6
44
59
55
30
19
14
13
93
2
1
3
80 76
H.AMP
SW
REC AMP
CP4001
4
3
2
SP-CH1 (R)
SP_COM
SP-CH2 (L)
CYL
FE HEAD (HOT)
FE HEAD (GND)
2
1
CP4003
FE HEAD
CP4002
6
5
4
AUDIO PB
AUDIO REC
CTL+
HEAD AUDIO
CONTROL
3
2
1
AE HEAD(-)
AE HEAD(+)
CTL-
CTL+
CTL-
Y/C/AUDIO/CCD/HEAD
AMP IC
IC4001
LA71067M-MPB
TV
49
Q4009
BUFFER
VX01
62
61
PULL
51
TIMMING
53
CCD
OUT
DRIVER
CLAMP
47
16
17
12
11
34
31
35
84
H.SW
88
90
91
89
H.SW
H
L
H
L
H
L
PB.EE
P
R
WC
DC
DETAL
ENH
NL
EMPHA
REC
FM-EQ
FM
MOD
P
R
AGC
AMP
KIL
FM
AGC
DELAY
PB
FM-EQ
PB
PHASE-EQ
P
R
C-LPF
GCA
B-UP
AMP
ACC
AMP
Main
CONV
3.58M
BPF2
AUTO BIAS
P
R
KIL
B.D.
PB
AMP
3.58M
BPF1
DOUBLE
LIM
FM
DEM
SUB
LPF
V/I
CONV
P
R
Y-LPF
YNR/
COMB
N.L.
DEEM
NC1
Y/C MIX
SYNC
SEP
VCA
CLAMP
1/2
FBC
Chara
INS.
6dB
P
R
P
R
V-AGC
T4001
CLAMP
EQ
AMP
LINE
AMP
MUTE
ALC
SP/LP/EP-H
INPUT_SEL
TRICK_PB-H/EE-H
DOC_XO_CTL
REC/EE/PB
C. ROTARY
H. SW
VCR_A_MUTE
V. REC_ST-H
ENV. DET
DUMMY_V. SYNC
SD_VIDEO
H. SYNC
FRONT_VIDEO
TU_VIDEO
TU_AUDIO
FRONT_AUDIO
Y/C_AUDIO
MICON/
OPERATION/
DECK
6
2
3
1
5
Q4006
BIAS OSC
Q4005
BIAS CTL
99
Q4003
SW
Q4001, Q4002
AUDIO PB SW
4
P. CON + 5V
Y/C R/P
AUDIO R/P
C ROT
RF SW IN
AUDIO
MUTE
H.A R/P
ENV DET
2
3
L4004
NC
Q4007
BUFFER
CHROMA_VIDEO
MICON/
OPERATION/
DECK
MICON/
OPERATION/
DECK
MICON/
OPERATION/
DECK
TV
36
Q4008
EP SW.
74
Q4011
TRICK PB
SW
