Service manual

ABC D E F GH
ABC D E F GH
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
R4021
18K +-1%
TP4002
JWF-50K-1
V.ENV
TP4001
JWF-50K-1
H.SW
Q4015
DTC144EK
PB SW
Q4009
DTC124EKA
PAL SW
CAUTION: DIGITAL TRANSISTOR
IC4002 LC74793/JM
VPS/PDC
1101112
13
14 15 16 17 18 19
2
20 21 22 23 24
3456789
L4005
1626008
1
2
34
5
6
Q4003
DTA124EKA
V.REC ST SW
DURING PLAYBACK
MEASURED WITH THE DIGITAL TESTER
NOTE:
THE DC VOLTAGE AT EACH PART WAS
L4007
100uH
0607
L4009
100uH
0607
L4003
100uH 0607
L4015
100uH 0607
L4002
100uH
0305
L4008
1mH
L4010
100uH 0606
L4006
1mH0607
L4004
100uH 0305
L4013
100uH
0607
Q4006
2SA1037AK
BUFFER
W911
W898
W924
W890
Q4007
2SC2412K
AMP
Q4001
2SD734
NORMAL AUDIO
REC ST SW
Q4002
2SD734
OSC
Q4004
2SC3331
PB SW
Q4005
2SC3331
PB SW
Q4008
2SC2412K
BUFFER
C4040
2.250V KA
C4057
4.750V KA
C4050
4.750V KA
C4001
3316V KA
C4088
476.3V KA
C4074
1016V KA
C4077
150V KA
C4108
10016V KA
R4050 330
R4001
1.5K
R4047
10K
R4056
2.2K
R4073
2.2M
R4060
3.3K
R4037
22K
R4049
2.2M
1/4W
R4032
6.8K
R4035
5.6K
R4031
4.7K
R4042
100
R4026
27K
R4034
4.7K
R4005
150
R4004
10K
R4051 10K
R4033 1.5K
R4022
1K
R4011
2.2K +-1%
R4017
47K +-1%
R4057
47K +-1%
R4055
470
R4003
8201/4W
R4058
56K 1/4W
R4012
4.7K
R4013
4.7K
R4008
1K 1/4W
R4014
270K
R4040
100
R4015
15K
R4023
6.8K
R4053
560K
R4054
330K
R4027
27K
R4041
220 1/2W
R4016
220
R4007
560
R4010
560
R4065
1K 1/4W
R4018
680 1/4W
R4059
100 1/4W
R4061
100 1/4W
R4045
10K
R4043 3.3K
R4052
1K
R4024
1K
R4002
3.3
R4046
5.6K
R4044
390
C4075
0.01 B
C4002
0.047 B
C4101
0.1 B
C4012
0.1
B
C4003
0.1 B
C4093
1F
C4042
0.47 B
C4054
3P CH
C4079
1B
C4115
47P CH
C4025
1B
C4021
0.01 B
C4100 27P CH
C4013
220P CH
C4052 150P CH
C4062
0.1 B
C4056
0.1 B
C4058
39P CH
C4010
0.001 B
C4022
0.01 B
C4018 0.033 B
C4004
0.01 B
C4061 0.022 B
C4059
0.001 B
C4067
0.01 B
C4048
0.022 B
C4080
0.01 B
C4070
0.1 B
C4090
0.01 B
C4007
0.01 B
C4006
0.0047 B
C4005
0.01 B
C4053
0.1 B
C4068
0.1 B
C4038
1B
C4044
0.068 B
C4046
0.1 B
C4099
68P CH
C4076
0.1 B
C4072
0.1 B
C4064
0.01 B
C4082
120P CH
C4083
0.01 B
C4032
0.0012 CH
C4106
47P CH
C4009
0.022100V TF
C4063
0.1 B
C4014 0.1 B
C4043 0.1 B
C4023
0.1 B
C4026
0.01 B
C4111 0.1 B
C4103
10P CH
C4089
0.1 B
C4033
0.0018 B
C4037
0.001 B
C4060
0.01 B
C4109
0.1 B
C4104
0.1 B
C4011
1B
C4110 0.1 B
C4112
0.1 B
C4113
1B
C4035
0.01 B
C4114
0.01 B
C4117
100P B
C4118
100P B
C4087
0.056 B
C4095
0.01 B
C4107
0.022 B
C4030
0.01 B
C4029
0.01 B
C4016 0.1 B
C4028 0.01 B
C4027 0.01 B
C4019 0.01 B
C4020 0.01 B
C4119 1F
C4120
1F
C4073
3.350V KA
C4055
476.3V KA
C4051
1016V KA
C4091
4716V KA
C4069
476.3V KA
C4024
3.350V KA
C4039
4.750V KA
C4092
4716V KA
C4084
22010V RZ
C4017
476.3V KA
C4036
1016V KA
C4031
1050V KA
C4116
150V KA
C4078
150V KA
C4008
1006.3V KA
C4071
1016V KA
C4085
4.750V KA
C4041
4.750V KA
C4049
226.3V KA
C4096
476.3V KA
C4015 2206.3V
KA
L4012
220uH
L4016
39uH
L4017
270uH
L4019
100uH
L4011
12uH
L4018
22uH
IC4001
HA118217F
Y/C/AUDIO/CCD/HEAD AMP
110
100
11 12 13 14 15 16 17 18 192 20 21 22 23 24 25 26 27 28 293 30
31 32 33 34 35 36 37 38 39
4
40 41 42 43 44 45 46 47 48 49
5
50
515253545556575859
6
60616263646566676869
7
70717273747576777879
8
80
818283848586878889
9
90919293949596979899
X4001
4.433619MHz
CP4004 TMC-T02X-E1
1
2
CP4005
IMSA-9604S-06Z14
1
2
3
4
5
6
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
D4003
1SS133
L4001
2623003
15.6KHZ TRAP
1 2 3
4 6
CP4001
TOC-C09X-A1
1
2
3
4
5
6
7
8
9
CAUTION: DIGITAL TRANSISTOR
S805YS805X
S807X
S807Y
S809XS809Y
RECORD LUMINANCE SIGNAL
PLAYBACK LUMINANCE SIGNAL
RECORD COLOR SIGNAL
PLAYBACK COLOR SIGNAL
AUDIO SIGNAL(REC)
AUDIO SIGNAL(PB)
TUNER VIDEO SIGNAL
TUNER AUDIO SIGNAL
IS NON POLAR ONE.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
THE RESISTOR MARKED F IS FUSE RESISTOR.NOTE:
SDA SCL
H.SW 2FSC
PAL-H EE/VV
ENV_DET
2FSC_A
P.CON+9V
D_V_SYNC
Y/C_VIDEO
P.CON+5V_C
Y/C_VIDEO
HF1
REC_TU_V
HF2
HF_COM
NORMAL_AU
Y/C_AUDIO
Y/C_AUDIO
GND GND
Y/C_AUDIO
P.CON+9V
P.CON+5V_C
FRONT_V_IN
V.SYNC
REAR_VIDEO
Y/C_VIDEO
HF1
HF_COM
HF2
PAL-H
VCR_A_MUTE
H.SW
P.CON+5V_C
V.SYNC
SCL
SDA
D_V_SYNC
V.REC_ST_H
ENV_DET
CTL+
P.CON+5V_C
CTL-
2FSC_A
VV_H
GND
VCR_A_MUTE
CTL-
CTL+
REAR_VIDEO
FRONT_V_IN
EE/VV
P.CON+5V_C
REC_TU_V
2FSC
VV_H
SDA
SCL
V.REC_ST_H
P.CON+5V_C P.CON+5V_C
V.REC_ST_H
P.CON+5V_C
NORMAL_AU
SQPB
SUB LPF
DLIM
LEVEL DET2
2FSCVCO
CONV.
DOWN
HEAD
HEAD
I-13
FROM/TO MICON
FROM/TO A/C HEAD
FROM/TO F/E HEAD
FROM/TO CYL/MOTOR
FROM/TO POWER
(SYSCON PCB)
Y/C/AUDIO/HEAD AMP SCHEMATIC DIAGRAM
NCNC
NC
NC
11
AUDIO PB
AUDIO REC
CTL+
AE HEAD(+)
AE HEAD(-)
CTL-
15
4.7
0
0
4.9
4.6 4.9
17
0.42.52.82.02.12.80.13.02.92.14.84.84.8002.44.84.82.82.72.12.21.71.02.12.64.52.82.10
2.81.92.802.11.42.13.12.12.42.73.12.10.60.73.11.41.44.82.52.52.52.52.52.902.502.52.5
18
0.4
0
0
0
0
0
2.5
4.8
1.8
4.8
4.8
3.0
4.8
0.1
4.8
3.0
0
0
0
2.8
2.5
2.5
4.8
0
4.8
0.5
0
0
0
0
4.8
2.2
2.1
2.2
2.2
0
1.5
2.6
1.2
2.5
NC
NC
P
VCA
REC EQ
GAP
BAND
DET
SP ON
DET
MESECAM
FROM
B.EC.K
6dB AMP6dB AMP
SYNC.SEP.
CLAMP
FEED BACK
OUT
N-P CONT
NTSC/PAL
LPF
CCD
LEVEL DET1
-
C.K
N P
B.D
VCC=5VN.C.
SQUELCH
GEN
PULSE
WHAITH
LMIT
P
P
R
P
R
P
R
R
ADJ
LEVEL
MIX
LPF
+
R
DL
P
R
CTL TRAP
FHTRAP
HPF
R
P
COMP
SEP
ACC
HPF
2M LPF
2FL VCO
COMP
MUTE
REC
L SECAM
R
P
AGC
FM
EQ
P
SQPB
DL
S
TRAP
629
DET
L SECAM
DE EMPH
NL
EMPH
NL
S-DET
FO/DEV
ADJ
1
3
PRE
AMP
+
SP1
SP2
+
-
-
-
+
+
EP2
+
-
EP1
CH2
CH1CH3
R
P
P
R
C GND
DO
LPF
(-10dB)(-10dB)(-10dB)
ATTATTATT
CONT
MODE
CCD
CCD
C
DEIVER
CLOCK
VIDEO ALC
CCD
Y
Y APA
D.E.
REC
AGC DEL
PB ALC
VIDEO AGC
C SQUELCH
CCD
CLEAR SYNC
GND
BPF
+
CONV1
MAIN
1/2 1/2
PHASE SW
4PHASE GEN
CLPH
MAIN
CONV2
CLPHDELAY
SW
APC
DET
ACC
VCA
CVCC
INTERFACE
SERIAL CONT
KIL
TRAP
APC
REC
DISCRI AFC
RECPB/REC
ID DET
KILLER
COLOR
FH SYNC
AGCYGND
PR
REC
DO
DO
RP
+
APC
PB
DET
SECAM
ME
CR DET 2FSCX TAL VCO/OSD
TANC
P
R
R
P
YNR
CLAMP
CLAMP
RP
DELAY
EDGE
DET
DO
FBC/ALC
Y LPF
EQ
G
DEMO
DE EMPH
MAIN
W.C/DC
OFFSET
CARRIER
EMPH
MAIN
1M HPF
7M HPF
LAG LERD
LPF
FM MOD
SP
DET
DET
EP
CH2
CH1
VCA
CH2
CH1
EP1
EP2
SP1
SP2
HA VCC
LIMITTER
DET OUT
KILLER
DET
ENV
HPF
R
YVCC
REC ON
2
A.GND
EP ON
HA GND
MUTE
AVCC
0
0.7
0
0
0
2.3
20
19
4.8 4.8
0
0.7
0
0
NC
NC
NC
NC
NC
3.1
0
2.5
SP-CH1 (R)
SP-CH2 (L)
EP/LP-CH1 (R)
EP/LP-CH2 (L)
12
COLR
CTRL2
V OUT
SEP IN
SEP OUT
SEP C
SYNC IN
VDD2
VCOR
DAV
CTRL1
RST
VDD1
VCO IN
CP.OUT
VSS2
H.OUT
SYNC
SCL
SDA
X’tal OUT
X’tal IN
VSS1
NC
NC
NC
NC
0
0.2
5.3
0
0
0
4.9
5.3
5.0
0
3.0
3.11.4
0
5.3
3.1
2.7
4.9
5.3
5.3
0
4.0
5.3
5.3
14
PCB010
VMX199
FROM/TO HIFI
FROM/TO 21PIN I/O
0
0
5.2
1.4
2.0
6.3
2.2
5.2
2.8
FE HEAD(HOT)
FE HEAD(GND)
13
16
HF1 (R)
HF COM
HF2 (L)
SP COM
EP/LP COM