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A
B
Y/C/AUDIO/HEAD AMP SCHEMATIC DIAGRAM
8
(VCR PCB)
FROM/TO REGULATOR1
VD
GND
Y/C_AUDIO
7
L4608
1mH
P.CON+9V
P.CON+5V_A
FROM/TO CYL
6
CP4501
TOC-C09X-A1
HF1
9
HF1 (R)
HF_COM
8
HF COM
HF2
7
HF2 (L)
6
SP-CH1 (R)
5
SP COM
4
SP-CH2 (L)
3
EP/LP-CH1 (R)
2
EP/LP COM
1
EP/LP-CH2 (L)
5
FROM FULL ERASE HEAD
CP4503
B2013H02-2P
GND
2
FE HEAD(GND)
HOT
1
FE HEAD(HOT)
P.CON+5V_A
FROM/TO HEAD AUDIO CONTROL
CD4005
CP4505
1.25X6X138XC
IMSA-9604S-06Z14
1
AE HEAD(-)
20
2
AE HEAD(+)
CTL-
3
CTL-
CTL+
4
CTL+
4
5
AUDIO_PB
6
AUDIO_REC
R4545
C4592
EE/VV
C4555
1K
6.3V
47
KA
0.01
B
PDC/VPD DECODER IC
IC4502
SDA5650/X
0
0
AT+5.6V_A
VSSA
VDDA
0
0
VSSD
VDDD
3
0
0
NC
NC
NC
NC
0
5.1
SCL
CVBS
0
0
R4547
SDA
IREF
100K
0
0
CSO
VCO
3.1
5.1
NC
VCS
PD2
0
0
NC
NC
NC
NC
2
3
5.1
R4587
NC
DAYN
PD1
100
5.1
0
NC
EHB
TI
R4589
100 1/4W R4588
1
100 1/4W
A
B
G-13
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C
AMP
Q4607
KTC3875S_Y_RTK
R4655
6.3
1.4
470
2.0
R4653
R4654
560K
330K
R4601
1.5K
C4602
0.022 B
15.6KHZ TRAP
L4601
STP-01064
C4517
NC
C4513
0.1 B
0.01 F
C4554
C4514
NC
6.3V
220
YK
6.3V
47
KA
L4505
100uH 0305
L4506
100uH 0305
R4510
R4514
330K
8.2K
C4515
0.01 B
C4516
16V
22
KA
R4513
47K
BUFFER
Q4618
KTC3875S_Y_RTK
3.7
R4620
VD
10M
R4629
1.5
1.0
1/4W
10M
C4512
R4504
220P CH
R4512
1
6
4.6
4.9
3.3
2.2K +-1%
SDA
NORMAL AUDIO
2
5
OSC
REC ST SW
V.REC ST SW
4.9
Q4502
3
4
SCL
Q4501
Q4505
KTC3203_Y
KTC3875S_Y_RTK
KRA103SRTK
COIL,BIAS OSC
4.7
R4506
R4501
L4503
0
4.8
1626008
10K
0
2.2K 1/4W
0
C4508
0.0047 B
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C
D
E
22
H.SW
TP4501
NC
21
V.ENV
R4665
TP4502
NC
1K 1/4W
Y/C/AUDIO/CCD
/HEAD AMP IC
IC4501
NC
NC
HA118225F
R4536
2.9
0
0.1
3.0
2.3
2.8
0
0
0.2
2.6
2.8
2.5
2.5
0
80
79
78
77
76
75
74
73
72
71
70
69
68
67
1M
C4522
B-Y
4.6
CCD
TANK
Invert
X-Tal
CONT
VCO/OSC
50V KA
1
4.2
MESECAM
CR DET
DET
1.4
REC
Killer
PB
APC
APC
Comp
4.9
ENV
HPF
DET
DET
APC SW
C4526
DET
L-SECAM
3.1
SW44
SP2
Mix Level
SW36
BE
C-ACC;ON
0.01 F
3.1
ADJ
SW45
L-SECAM
C4527
SP2
SW42
SP1
3.1
SW39
CH2
L-SECAM
C-ACC;
0.01 F
REC TRAP ON
LPF
0
Through
SW46
SW37
REC
CH1
SP1
+
MUTE
C4528
L-SECAM
REC TRAP
VCA
3.0
OFF
SW47
SP
SP2
CH2
0.01 F
3.0
FH TRAP
SW40
CTL TRAP
SW48
C4529
SW41
P
SP2 SP1
SP
EXT
3.0
CH1
ACC
2M LPF
SW43
SW38
INT
R
0.01 F
4.9
HPF
SQPB
SW49
DL
SP1
SQPB
C4523
SW8
0.4
AUDIO ALC
EXT INT
P.EQ
P
50V
4.7
KA
2.6
TH
SW9
TRAP
SW4
R
G-EQ
2.6
REC
629K
FM
SP ON
R P
Filter
TRAP
AGC
C4524
DLIM
W835
2.5
SW5
PRE AMP
DET
FM MOD
DET
MEMO
SW3
REC
SW11
P
16V
10
KA
0
ON
VCA
f0/Dev ADJ
Sub LPF
SW6
R
SW2
SW10
3.3
MAIN
EP ON
REC
EMPH
REC FBC+ALC
EQ
CARRIER
PB AGC +APL
0
OFFSET
SW7
W.C/DC
MAIN
C4519
DE EMPH
2.6
BAND
P
SW1
GAP
16V
22
KA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
0.2
0
0 4.9 2.2 3.2 2.9 2.5 2.2 2.4 2.7 1.7
0 2.8 3.4 2.3 3.4 2.1 3.4
C4504
NC NC
50V
4.7
KA
R4518
R4519
1K
12K 1/4W
PB SW
0
Q4506
R4508
0.7
KTC3875S_Y_RTK
4.8
4.7K
0
PB SW
Q4507
0
R4509
KTC3875S_Y_RTK
0.7
4.7K
0
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D
E
F
BUFFER
Q4509
KTC3875S_Y_RTK
1.6
BUFFER
2.2
Q4508
KTC3875S_Y_RTK
1.6
4.9
4.9
2.2
R4533
10M 1/4W
NC
2.0
2.5
1.8
2.5
2.2
0
5.0
5.2
2.3
2.3
0
2.1
0
2.8
5.0
2.8
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
5.0
Clock Driver
Down
LCVCO
3.3
Conv
2fsc
Y-CCD
0.2
Mode
REC
Discri
ACC
ACC
Chroma
Control
APC
Det
SW
ACC Det
SW30
5.0
P
C-CCD
VCA
3.3
CLPF1
CLPF2
R
R P
SW29
3.3
C.K
+
CCD
Chroma
P
R
LPF
ACC
4Phase
L-Det
0
SW33
SW35
P
NP Conv
C.K
SW27
R P
Main
Main
+
2.2
R
Conv1
Conv2
SW51
N.L
SQPB
L-SECAM
P R
R
P
De-Emph
EQ
C4575
SW31
SW26
EXT
2.2
Pilot
B.D
SW32
R
Erase
INT
0.01 B
L-SECAM
2.6
6dB
4.43PAL
MPAL
SECAM
AMP
C4576
CHANGEDELAY
Y-LPF
P SW34
Delay
SW19
2.4
P
REC TRAP
BPF
SW17
L-SECAM
HiFi TRAP
LPF
16V
10
C-Delay
SQPB
1.6
R
SW15
SW28
SQPB
P
C-Suquelck
SQPB
2.6
R
N.L
SW20
SW12
DEH
YNR
Emph
C4572
R
P
3.4
LPF
S-Det
GCL
NP-NC
0.1 F
PC
GCL
2.6
TRAP-NC
DO
Det
DO
P
SW24
3.3
VIDEO AGC
R
SW52
GCL
SW18
DO
R
1.8
/REC
ATP
SW16
CLEAR SYNC
FEED BACK
V-AMP
CLAMP
2.4
Suquelck
ATT
VIDEO ALC
(-4dB)
C4578
R*SDECK
2.9
AGC
PG
SYNC
SW22
PG
ATT
Det
35Pin
Sep
ATT
ATT
ATT
0.1 F
(-10dB)
0
(-6dB)
(-10dB)
(-10dB)
R
GCL
R*SDECK
SW13
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
0 3.3 5.0 2.6
0
2.3 3.3
0
5.0 3.5 2.9
NC
NC
C4562
0.1 F
22uH 0305
C4622
0.1 F
BUFFER
Q4606
3.1
R4605
2SA1037AK
2.5
1K
0
W864
CAUTION: DIGITAL TRANSISTOR
F
G
H
8
FROM/TO SECAM CHROMA/HI-FI
HF1
HF2
HF_COM
NORMAL_A
Y/C_AUDIO
7
FROM/TO CHROMA/IF
Y/C_VIDEO
DVD_VIDEO
FROM/TO DEMODULATOR/21PIN
REC_TU_V
6
REAR_V_IN
FROM/TO DVD I/O
FRONT_V_IN
FROM/TO MICON
5
VCR_A_MUTE
H.SW
C4581
C.SYNC
0.01 B
SCL
SDA
C4579
KA
D_V_SYNC
50V
3.3
KA
V.REC_ST_H
ENV_DET
CTL+
C4580
C4530
CTL-
16V
10
KA
100P CH
2FSC_A
AT+5.6V_A
4
MESECAM_H
C.SYNC
EE/VV
D_V_SYNC
L4509
P.CON+5V_A
3
P.CON+9V
23
Y/C_VIDEO
2
PCB010
VMC296
1
G
H
G-14
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