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
C159
4716V KA
C134
4.750V KA
C116
476.3V KA
C101
3310V KA
C118
4.750V KA
C109
4716V KA
C176
4716V KA
C114
2216V KA
C181
4.750V KA
C152 2.250V KA
C111
1025V KA
C119
1025V KA
C135
1025V KA
C172
1025V KA
C191
1B
C168
0.1 F
C147
0.1 B
C155
1B
C170
0.1 B
C145
0.033 B
C143
0.022 B
C161
3P CH
C178 100P CH
C174
0.1 B
C169
0.1 B
C113 0.01 F
C160
0.1 B
C102 0.01 B
C165
0.01 B
C157
0.01 B
C162
47P CH
C129
0.001 B
C146
0.1 B
C166 0.01 B C163 0.01 B
C124
0.01 B
C123
0.01 B
C122
0.01 B
C121
0.01 B
C154
0.1 B
C103
0.0047 B
C104
0.01 B
C107
220P CH
C126
820P CH
C112
0.1 B
C108
0.01 F
C173
0.01 B
C117
1B
C132
1B
C115
0.001 B
C120
100P CH
C144
27P CH
C142
0.1 B
C151
1B
C140
0.1 B
C156
1B
C171
0.01 B
C110
0.01 B
C136
0.018 B
C137
150P CH
C177
100P CH
C179
0.01 B
C138
10P CH
C106
0.022100V MMTV
C105
2206.3V KA
C167
4716V KA
C148
2.250V KA
C133
4.750V KA
C141
0.4750V KA
C150
3.350V KA
C158
150V KA
C180
3.350V KA
C175
1025V KA
R117
100
R134
1K
R110
47K
R121
270
R130
4.7K
R122
27K
R132
10M 1/4W
R137
39K
R105
4.7K
R106
4.7K
R114
15K
R116
100
R119
6.8K
R125
1K
R103
10K
R109
5.6K 1/4W
R107
330K
R104
220
R111
8.2K
R113
18K
R115
22K
R112
18K
R123
4.7K
R101
2.2K
R120
1.2K
R102
3.3 1/4W
W802
TP102
H.SW
TP103
V.ENV
Q108
KTA1504S_Y_RTK
BUFFER
L111
100uH 0305
L112
22uH 0305
L101
100uH 0305
L108
22uH 0305
L103
100uH 0305
L104
100uH 0305
X101
4.433619MHz
100DT4R410
L109
12uH
L110
39uH
L115
1uH
L114
1uH
L107
82uH
L113
1uH
L106
82uH
Q102
KTC3203_Y
OSC
Q101
KTC3875S_Y_RTK
NORMAL AUDIO
REC ST SW
Q104
KTC3875S_Y_RTK
PB SW
Q105
KTC3875S_Y_RTK
PB SW
Q103
DTA124EKA
PB SW
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
CAUTION: DIGITAL TRANSISTOR
DURING PLAYBACK.
MEASURED WITH THE DIGITAL TESTER
NOTE:THE DC VOLTAGE EACH PART WAS
CP103
B2013H02-2P
1
2
CD102
2F061501
FFC
D101
1SS133
L102
1616003
COIL,BIAS OSC
1
2
34
5
6
CP102
IMSA-9604S-06C
1
2
3
4
5
6
CP101
TOC-C09X-A1
1
2
3
4
5
6
7
8
9
IC101
HA118225F
Y/C/AUDIO/HEAD AMP IC
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
AUDIO_MUTE-H
V_H.SW
IIC_DATA
IIC_CLK
P.CON+5V
P.CON+5V
CTL+
AUDIO_MUTE-H
CTL-
ENV.DET
DUMMY_V.SYNC
V_H.SW
V.REC_ST-H
IIC_DATA
IIC_CLK
Y/C_VIDEO_OUT
SYNC
TU_VIDEO_OUT
DVD_VIDEO_OUT
Y/C_VIDEO_OUT
ENV.DET
SWD_VIDEO
P.CON+5V
GND
NORMAL_AUDIO_IN
P.CON+5V
NORMAL_AUDIO_OUT
SP-L
HF1
SP_COM
HF2
HF_COM
SP-R
EP-L
HF1 EP_COM
HF_COM
EP-R
HF2
SP-R
SP_COM
SP-L
EP-R
EP_COM
EP-L
SYNC
DUMMY_V.SYNC
P.CON+5V
CTL-
CTL+
Y/C_VIDEO_OUT
NORMAL_AUDIO_OUT
NORMAL_AUDIO_IN
V.REC_ST-H
P.CON+5V
V.REC_ST-H
DVD_VIDEO_OUT
TU_VIDEO_OUT
P.CON+5V
P.CON+5V
SWD_VIDEO
H-14H-13
(VCR PCB)
Y/C/AUDIO/HEAD AMP SECAM SCHEMATIC DIAGRAM
NC
NC NC
NC NC
NC
1.9 2.4
NC NC
1.9
NC
0FROM/TO HEAD AUDIO CONTROL
0.7
0
0
0.7
FE HEAD(HOT)
FE HEAD(GND)
NC
NC
NC
NC NC
FROM/TO FULL ERASE HEAD
GND
GND
AUDIO
SW1
REC EQ
ON
EP
AUDIO Vcc
SW49
SP1
SP1SP2
Vcc
PER/REC
SW46
SP1
Vcc
PRE/REC
ENV
DET
HPF DET
DET
Comp
C GNDC Vcc CCD
Clock Driver
CCD Vcc
C-GND
SW27
R
P
PR
SW32
+
+C.K
Y-Vcc
(-10dB)
ATT
Y-GND
SP
SW40
+
CH2
CH1
CH2
CH1
SP1
SP2SW44
SW45
SP2
SP2
SW47
SW48
SW42
SW43
SP
VCA
SW41
TANK
B-Y
Invert
CCD
CONT
CR DET
X-Tal
VCO/OSC
MESECAM
DET
KillerREC
APC APC
REC
APC
PB Discri
Down
Conv
LCVCO
ACC
Det
ACC
SW
Chroma
ACC Det
APC SW
2fsc
Y-CCD
Control
Mode
C-CCD
LPF
CCD
SP ON
PRE AMP
TH
TRAP
SW4
SW3
SW2
ON
REC
VCA
SW5
DET
SW6
BAND
GAP
SW7
AUDIO ALC
R
P
SW13
ATT
(-6dB)
ATT
(-4dB)
(-10dB)
ATT
(-10dB)
ATT
W.C/DC
OFFSET
CARRIER
EMPH
MAIN
SW10
RP
PB AGC+APL
REC FBC+ALC
DE EMPH
MAIN
P
MEMO
DLIM
DO
Det
SW11
Sub LPF
R
f0/Dev ADJ
REC
Filter
FM MOD
G-EQ
629K
TRAP
FM
AGC
P
R
LPF
P.EQ
SW12
SQPB
DL
SQPB
SQPB
S-Det
DET
EXT INT
SW9
SW8
2M LPF
HPF
R
P
ACC
INT
EXT
REC
MUTE
FH TRAP
CTL TRAP
REC TRAP
HiFi TRAP
R
P
SW34
SW38
Chroma
ACC
SW35
C-ACC;ON
C-ACC;
Through
SW33
Main
Conv1
CLPF1
4Phase
CLPF2
Main
Conv2
SW31
PR
P
R
C-Delay
4.43PAL
CHANGEDELAY
MPAL
SW28
BPF
RP
VCA
L-Det
SW30
SW29RP
RP
SW51
NP Conv C.K
Pilot
Erase
R
P
SW26
INT
L-SECAM
EXT
LPF
GCL
6dB
AMP
N.L
Emph
DEH
SW15
P
R
SW16
VIDEO AGC
SW18
R
ATP
TRAP-NC
NP-NC
PC
Y-LPF
SECAM
Delay
R
P
N.L
De-Emph
SQPB
EQ
L-SECAM
B.D
L-SECAM
SW19
YNR
RP
SW20
GCL
DO
SW24
PG
SYNC
Sep
SW52
CLEAR SYNC
C-Suquelck
Suquelck
CLAMP
FEED BACK
VIDEO ALC
/REC
V-AMP
GCL
DO
GCL
R*SDECK
35Pin
AGC
Det
PG
SW22
R*SDECK
SQPB
SQPB
SW17
BE
ADJ
Mix Level
L-SECAM
L-SECAM
SW36
REC TRAP ON
LPF
L-SECAM
SW37
REC TRAP
OFF
L-SECAM
SW39
5.0
5.0
5.0
1.2 0 0 5.0 3.2 2.5 2.8 1.1 1.1 1.9 1.8 0.4 0 2.2 2.8 2.8 1.9 2.8 2.8 5.0 2.3 2.1 2.8 0 0 2.1 2.8
0.9
2.5
1.6
3.0
2.3
3.0
2.1
1.5
2.1
2.7
1.9
2.1
0
3.0
3.0
4.9
2.6
3.4
5.0
2.34.92.601.902.12.24.84.94.11.72.21.62.21.502.31.91.32.22.62.62.42.72.22.84.902.5
4.7
0
1.4
5.0
0
0
0
0
0
0
0
5.0
0.4
2.5
2.5
2.5
0
2.5
0
2.5
5.0
4.7
5.0
0
0
4.7
1.6
36
40
38
37
39
0
0
0
2.3
FROM/TO SYSCON/SERVO/TIMER
AUDIO PB
AUDIO REC
AE HEAD(-)
AE HEAD(+)
CTL+
CTL-
FROM/TO CYL
EP/LP COM
SP COM
HF COM
EP/LP-CH2 (L)
EP/LP-CH1 (R)
HF2 (L)
HF1 (R)
SP-CH2 (L)
SP-CH1 (R)
44
PCB010
DME042
FROM/TO AV IN/OUT 2
FROM/TO 21PIN IN/OUT
FROM/TO REGULATOR
FROM/TO Hi-Fi
0.5
5.0
5.0