Y/C/AUDIO/CCD/HEAD AMP BLOCK DIAGRAM
E-3
E-4
X4001
3.579545MHz
30
2
80 76
32
10
67
62
65
7
9
6
8
36
39
59
4
5
3
SYNC
SEP
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-
MICON/
IN/OUT
Y/C/AUDIO/CCD/HEAD AMP IC
IC4001
LA71205M-MPB
TV
50
49
41
37
57
58
25
24
26
66
72
74
73
H
P
T4001
H. SW
VCR_A_MUTE
ENV. DET
DUMMY_V. SYNC
SD_VIDEO
SD_SYNC
TU_VIDEO
REAR_A
Y/C_AUDIO
6
2
3
1
5
Q4005
BIAS CTL
11
4
P. CON + 5V
1
C-ROT
RF-SW IN
AUDIO
MUTE HA SW
ENV DET
Q4006
BIAS OSC
Q4003
SW
Q4001, Q4002
AUDIO PB
SW.
Q4012
BUFFER
COIL, BIAS OSC
R
HA
GND
P
P
R
P
L
H
L
C-LPF
REC AMP
AUTO BIAS
EQ
AMP
PB.EE
MUTE
LINE
AMP
LPF
ALC
1
2
3
R
P
1 2 3
28
QV-QH
60B
SYNC
SEP
VIDEO
AGC
VX01
REC
APC
REC
APC
R
P
Main
CONV
3.58M
BPF2
B-UP
AMP
AGC
ACC
DET
3.58M
BPF1
NYR/COMB
OUT
CCD
CLAMP
AUTO-BIAS
VCA
V.REC_ST-H
NC
NC
TU_AUDIO
Y/C_VIDEO
MICON/
IN/OUT
55
53
54
Y/C_CLK
Y/C_DATA
Y/C_CS
MICON/
IN/OUT
SERAIL
DECODER
Q4007
SYNC
Q4009
BUFFER
FRONT_V
Q4010
BUFFER
REAR_V
FRONT_A
78
VD
TV
VREF
PLL
TIMMING
DRIVER
34
CLAMP
