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A
B
8
FROM REGULATOR1
7
P.CON+8V
P.CON+5V_A
FROM/TO Hi-Fi/DEMODULATOR
NORMAL_A
Y/C_AUDIO
FSC
HF2
HF_COM
HF1
6
FROM/TO CYL
CP4501
TOC-C09X-A1
9
HF1 (R)
8
HF COM
7
HF2 (L)
6
SP-CH1 (R)
5
SP COM
4
SP-CH2 (L)
3
EP/LP-CH1 (R)
2
EP/LP COM
5
1
EP/LP-CH2 (L)
W891
P.CON+5V_A
4
3
R4504
R4505
NORMAL_A
12K
SW
Q4503
FROM/TO HEAD AUDIO CONTROL
DTA124EKA
P.CON+5V_A
CP4502
5.2
IMSA-9604S-06Z14
0
W846
V.REC_ST_H
COIL,BIAS OSC
6
AUDIO REC
L4502
5.3
5
AUDIO PB
1626009
CTL+
4
CTL+
CTL-
3
CTL-
6
R4501
2
AE HEAD(+)
15
5
560
1
AE HEAD(-)
4
0
2
R4502
0.7
AUDIO PB SW
Q4501
10K
KTC3875S_Y_RTK
0
TO FULL ERASE HEAD
0
R4503
0.7
AUDIO PB SW
CP4503
Q4502
10K
B2013H02-2P
KTC3875S_Y_RTK
0
GND
2
FE HEAD(GND)
HOT
1
FE HEAD(HOT)
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
G-9
C
Y/C/AUDIO/HEAD AMP SCHEMATIC DIAGRAM
W864
Y/C/AUDIO/HEAD AMP IC
IC4501
LA71205M-MPB
0.5
2.8
0
0
60
59
58
57
2.2
C4521
COMP OUT
ENV
AUDIO
C-ROT
KILL
DET
MUTE
RF-SW
DET
HA SW
IN
0.068 B
0
HA
GND
C4522_1
4.0
CHROMA
DET
0.047
B
C4514_1
1.8
ACC
DET
0.047
B
0.7
P
0.7
R
0.7
H
P
L
5.0
HA VCC
1.7
1.8
0
HA
PRE GND
2.0
H
P
2.0
L
R
2.0
P
0
A-GND
2.2
1
2
ALC
4.9
3
A-VCC
2.3
ALC
DET
C4523_1
0
16V
22
KA
2.0
C4517
AMP
SP,LP
Vref
0.1
B
C4524
2.3V
1
2
3
4
C4518
0.1
B
2.2
2.2
2.3
2.2
R4512
8.2K
6.3V
220
KA
R4526
10
1/4W
C4529
C4532_1
6.8K
W877
6.3V
470
YK
10V
33
KA
C4533
R4509
0.01
B
BIAS CTL
680
R4527
Q4505
4.8
1
L4504
KTA1266
330K
0
2
0
4.9
C4537
100uH 0305
3
AMP
0
4.9
R4511
Q4506
0.01 B
2SC2412K
22K
0
BIAS OSC
C4527
Q4504
R4519
KTC3203_Y
0
4.7K
6.3V
47
KA
0
W856
C
D
E
(VCR PCB)
BUFFER
Q4507
12
2SC2412K
5.0
R4537
4.0
1.8K
3.4
1/4W
C4558
C4555
6.3V
47
R4544
0.1 B
C4561
680K
0.01 B
C4559
0.1 B
NC
0
4.8
4.8
4.8
5.0
1.9
2.6
4.0
3.3
3.3
5.0
5.0
0
2.2
0.8
2.3
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
ALWAYS
VDD
4Fsc
CLOCK
C-VCC
C-GND
SERAIL
5V
320FH
VSS
SLD
PLL
VX01
B
DECODER
VCO
P
R
TIMMING
OUT
OUT
REC
PB
REC
APC
APC
AFC
DRIVER
AUTO-BIAS
VSS
CLAMP
CCD
BEFORE
IN
R
P
BGA
BGA
AFTER
CNC
BGA
R
P
VCA
PB
VCA
AMP
P
R
3.58M
BPF2
CLAMP
B.D
Main
B-UP
C-LPF
CONV
AMP
P
VCP
ACC
3.58M
BPF1
AMP
1
P P
R
2
+
3
PB-C
ACC
REG
4.21M
DET
4V
VIDEO
BPF
YNR/COMB
AGC
Sub
P
R
R
CONV
P
1/2
BAL
R
DETAIL
N.L.
CLAMP
PB-C
FBC
TC1
ENH
DEEM
P
Y-LPF
R
NL
NL
Y/C
NC1
P
EMPHA
EMPHA
R
MIX
R
P
AGC
FM
TC2
MOD
R-EQ
NORMAL
QV/QH
6DB
TEST
DOUBBLE
FM
SUB
LIM
DEM
LPF
SYNC
SEP
R
LINE
LPF
REC
AMP
MAIN
P
FM-EQ
DE-EM
V.SYNC
SEP
FM
PB
VREF
S-EQ
P R
AGC
FM EQ
P R
P R
Y-VCC
VHS
SOPB
REC
MUTE
PB,EE
AMP
PB,EE
EQ
REC:LP<EP
PHASE
PHASE
MAIN
PB:EP
AUTO
FM
EQ
EQ
S
B
BIAS
AGC
EMPHA
Y-GND
fo-ADJ
Q-ADJ
FIL
FIL
DET
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
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
0.1
2.2
NC
C4551
390P CH
C4552
R4532
0.1 B
22K
NC
C4542
820P CH
14
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
D
E
F
G
S808X
S808Y
W880
NC
KA
0
BUFFER
Q4509
1.7
2SA1037AK
1.7
0
2.3
0
3.0
R4557
C4565_1
82K 1/4W
2.8
R4560
25V
10
KA
100K
C4574
3.1
C4570
50V
1
KA
3.1
C4566
50V
4.7
KA
2.6
50V
1
KA
C4572
2.0
TUNER_VIDEO
50V
1
KA
4.0
C4569
0.1
B
2.0
W870
AUX_V[F/R]
C4567
2.3
50V
0.22
KA
C4576
2.3
C4564_1
50V
1
KA
1.6
10V
33
KA
2.9
3.6
NC
0
DUMMY_V.SYNC
L4509_1
4.9
P.CON+5V_A
11
100uH
9A06B
2.8
R4550
Y/C_VIDEO
2.2M
1.8
C4568
BUFFER
50V
0.33
KA
Q4511
VIDEO_OUT
5.0
2SA1037AK
W874
P.CON+8V
0
5.0
C4580
C4579
0.1
B
0.1
B
C4581
16V
100
KA
P.CON+8V_B
Y/C_AUDIO
CAUTION: DIGITAL TRANSISTOR
F
G
H
8
7
FROM/TO MICON
Y/C_CLK
Y/C_DATA
Y/C_CS
H.SW
6
VIDEO_OUT
ENV_DET
VCR_A_MUTE
CTL+
CTL-
C_ROTARY
DUMMY_V.SYNC
V.REC_ST_H
H.AMP_SW1
COMP
Y/C_VIDEO
5
FROM CHROMA/IF
V.SYNC
FROM DVD IN/OUT
DVD_VIDEO
4
FROM/TO DIGITAL COMB FILTER
Y/C_VIDEO
AUX_V[F/R]
TUNER_VIDEO
P.CON+8V_B
FROM/TO TV POWER
3
GND
2
PCB010
VMC293
1
H
G-10
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