A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
X4001
100CT3R502
12MHz
C4042
100
6.3V
KA
C4034
4.7
25V
KA
C4004
220
6.3V
KA
C4025
220
6.3V
YK
C4027
33
6.3V
KA
C4035
1
50V
KA
C4031
3.3
50V
KA
C4012
22
6.3V
KA
C4045
220
6.3V
KA
C4009
47
16V
KA
C4023
22
6.3V
KA
C4066
0.022
B
C4033
680P B
C4005_1
0.01
B
C4006
0.015
B
C4074_1
0.01
B
C4029
0.015
F
C4060_1
0.01
B
C4050
0.22
B
C4054
0.1 F
C4028
0.1
F
C4037
0.1
F
C4038
180P
CH
C4076
0.1
F
C4014
0.047
B
C4075
100P
CH
C4036
390P
B
C4032
0.0022
B
C4061_1
0.01 B
C4002_1
0.022
100V
MMTS
C4019_1
0.047
B
C4015_1
0.047
B
C4041
0.1
F
C4043
0.1 F
C4020
0.1 F
C4069
0.1
F
C4044
0.1
F
C4021
0.1 F
C4016
0.068
B
C4055
0.1
F
C4057
1 F
C4064
0.022
B
C4059
0.1 F
R4048
68 1/4W
R4055
1K
R4021
27K
R4011
22K
R4018
5.6K R4019
330K
R4007
39K 1/4W
R4006
47K 1/4W
R4026
39K
R4068
2.2M
R4024
6.8K
R4017
6.8K
R4025
1.5K
R4058
5.6K
R4057
1.2K
R4065
4.7M
R4059
10M
R4023
68K
R4022
470
R4061
10M
R4037
390
R4020
120
R4032
100 1/4W
R4060
1.5M
R4042
820
R4045
12K
R4035
100K
R4002
10K
R4003
10K
R4047
12K
R1025
100
R4004
15 1/4W
R4052
8.2K
R4054
18K
R4051
2.7K
R4012
820
R4010
3.3K
R4044
100K
R4043
3.3K
R4034
82K
R4028
47K
1/4W
R4015
2.2
R4033
2.2K
R4062
3.3M
R4029
47K
1/4W
R4053
6.8K
R4039
8.2K
R4038
680K
R4064
6.8K
R4041
1.8K
R4001
560
C4067
1
50V
KA
C4010
47
6.3V
KA
C4053
4.7
50V
KA
C4030
10
16V
KA
C4051
33
6.3V
KA
C4049
10
16V
KA
C4048
10
16V
KA
C4063
47
6.3V
KA
C4047
10
16V
KA
C4052
4.7
50V
KA
C4046
3.3
50V
KA
C4065
2.2
50V
KA
C4062
1
50V
KA
C4058
47
6.3V
KA
Q4007
2SC2412K
SYNC IN
Q4011
2SC2412K
BUFFER
Q4001
KTC3198
AUDIO PB SW
Q4002
KTC3198
AUDIO PB SW
Q4006
KTC3203_Y
BIAS OSC
Q4012
2SC2412K
BUFFER
W879
W885
TP4001
V.ENV
W888
W818
W858
W812
W873
W908
W882
W880
Q4010
2SA1037AK
BUFFER
Q4009
2SA1037AK
BUFFER
Q4005
KTA1266
BIAS CTL
L4009
100uH 0305
L4003
100uH
0305
L4001
22uH 0305
L4006
47uH
0305
L4005
47uH
0305
TUNER VIDEO SIGNAL
DEFLECTION SIGNAL
D4001
MTZJ13B
D4002
MTZJ13B
RECORD COLOR SIGNAL
CP4003
B2013H02-2P
1
2
Q4003
DTA124EKA
SW
CP4002
IMSA-9604S-06Z14
1
2
3
4
5
6
CP4001_1
TOC-C04X-B1
1
2
3
4
DURING PLAYBACK.
MEASURED WITH THE DIGITAL TESTER
NOTE:THE DC VOLTAGE EACH PART WAS
CAUTION: DIGITAL TRANSISTOR
PLAYBACK LUMINANCE SIGNAL
PLAYBACK VIDEO SIGNAL
AUDIO SIGNAL(REC)
AUDIO SIGNAL(PB)
RECORD LUMINANCE SIGNAL
T4001
1626009
COIL,BIAS OSC
1
2
3
4
5
6
IC4001
LA71206M-MPB
Y/C/AUDIO/HEAD AMP IC
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41
42
43
44
45
46
47
48
49
5
50
51
52
53
54
55
56
57
58
59
6
60
61
62
63
64
65
66
67
68
69
7
70
71
72
73
74
75
76
77
78
79
8
80
9
PLAYBACK COLOR SIGNAL
COMP
H.SW
Y/C_CS
ENV_DET
Y/C_CLK
H.AMP_SW1
Y/C_DATA
P.CON+5V
P.CON+5V
VCR_A_MUTE
FRONT_VIDEO
FRONT_AUDIO
P.CON+5V
GND
GND
FRONT_AUDIO
FRONT_VIDEO
Y/C_AUDIO
Y/C_VIDEO
Y/C_CLK
Y/C_DATA
Y/C_CS
V.REC_ST_H
VCR_A_MUTE
DUMMY_V.SYNC
CTL-
CTL+
H.AMP_SW1
COMP
ENV_DET
H.SW
SD_VIDEO
SD_SYNC
P.CON+5V
TU_VIDEO
FRONT_VIDEO
P.CON+5V
Y/C_VIDEO
TU_AUDIO
SD_VIDEO
P.CON+5V
DUMMY_V.SYNC
FRONT_AUDIO
P.CON+5V
TU_VIDEO
TU_AUDIO
SD_VIDEO
Y/C_AUDIO
VD
P.CON+5V
SD_SYNC
V.REC_ST_H
CTL+
CTL-
GND
HOT
Y/C_AUDIO
P.CON+5V
VD
FROM/TO CYL
G-2
G-1
PCB010
VMB289
4
5.2
5.2
0
4.9
0
0.6
2.2
2.5
2.3
2.2
2.3
2.4
5.0
1.0
1.0
1.7
1.4
0
0
1.5
3
NC
NC
FROM FULL ERASE HEAD
NC
NC
0
0
0.7
0.7
0
0
5.3
0
5.2
0
0
0
+
Vref
2.3V
SP,LP
EQ
AMP
ALC
ALC
A-VCC
1
2
3
A-GND
HA
PRE GND
R
P
P
R
P
P
H
L
H
L
REC:LP<EP
PB:EP
DET
PB,EE
PB,EE
VREF
REC
AMP
MUTE
AUTO
BIAS
LINE
AMP
REC
FM-EQ
FM
AGC
VHS
SOPB
P
R
PB
FM EQ
P
R
S-EQ
MAIN
DE-EM
LIM
DOUBBLE
FM
DEM
SUB
LPF
B
S
DET
EMPHA
FIL
MAIN 4.7K
Y-VCC
V.SYNC
SEP
SEP
6DB
QV/QH
AGC
TC2
BAL
TC1
REG
4V
1
2
3
VDD
4Fsc
CLOCK
PLL
TIMMING
OUT
DRIVER
AUTO-BIAS
CLAMP
CCD
VSS
OUT
IN
VCA
VCA
CLAMP
VCP
ALWAYS
5V
B
VX01
320FH
VCO
SLD
PHASE
EQ
fo-ADJ
PHASE
EQ
Q-ADJ
FM
AGC
FIL
Y-GND
R
P
FBC
1/2
VIDEO
AGC
Y/C
MIX
NC1
N.L.
DEEM
Y-LPF
CLAMP
DETAIL
ENH
NL
EMPHA
NL
EMPHA
FM
MOD
NORMAL
R-EQ
TEST
YNR/COMB
3.58M
BPF1
B.D
P
PB
AMP
CNC
BGA
BGA
BGA
R
P
AFTER
BEFORE
3.58M
BPF2
B-UP
AMP
Main
CONV
ACC
AMP
DET
ACC
C-LPF
4.21M
BPF
Sub
CONV
R
R
P
P
P
LPF
R
P
REC
AFC
PB
APC
REC
APC
P
R
R
P
R
P
C-VCC
SERAIL
DECODER
C-GND
C-ROT
RF-SW
IN
AUDIO
MUTE
HA SW
ENV
DET
ACC
DET
HA VCC
COMPOUT
KILL
DET
DET
CHROMA
GND
HA
R
R
P
P
R
PB-C
PB-C
R
R
P
P
VSS
SYNC
1
2.8
0
0.7
NC
0
5.0
5.0
0
2.3
1.7
5.0
2.2
2.2
2.3
2.2
0.1
2.2
2.2
0
3.3
3.3
4.0
2.6
1.9
2.8
2.2
0
4.0
1.8
0.7
0.7
0.7
1.7
1.8
2.0
2.0
2.0
0
2.0
0
0.8
5.0
5.0
2.3
5.0
4.8
4.8
4.8
0
0
0
0
5.0
0.5
1.7
0
3.0
2.8
3.1
3.1
2.6
2.0
4.0
2.3
2.3
1.6
2.9
3.6
0
4.9
2.8
1.8
0
3.4
4.0
2
FROM TV POWER
SP-CH2 (L)
SP-CH1 (R)
SP_COM
CTL+
CTL-
FROM/TO HEAD AUDIO CONTROL
(SYSCON PCB)
NC
2.0
NC
2.3
NC
4.9
2.2
AUDIO_PB
AUDIO_REC
AE_HEAD(-)
5
A)
GND
AE_HEAD(-)
FROM/TO MICON
FROM/TO IN/OUT
FROM/TO CHROMA/IF
FROM AV
Y/C/AUDIO/HEAD AMP SCHEMATIC DIAGRAM
