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P :TO POWER TRANSFORMER SECTION
VIDEO MAIN SIGNAL PATH IN REC MODE
R :TO POWER SUPPLY/RF SECTION
S :TO SYSTEM CONTROL & SERVO SECTION
A
:TO Hi-Fi AUDIO SECTION
H
D :TO DECODER SECTION
L3304
68µ
R
AV 12V
G
S
VIDEO OUT
R
RFC VIDEO OUT
S
IIC CLOCK
A8
S
IIC DATA
A7
S
FM MUTE
H
A6
S
HEAD SW
A5
S
MESECAM
H
A4
S
TRACKING ENV.
A3
A
AUDIO OUT (L)
A2
F
A
AUDIO OUT (R)
A1
A
AUDIO IN (R)
A
AUDIO IN (L)
P4002
(TO A/C HEAD)
AUDIO ERASE IN
1
GND
2
AUDIO HEAD (R)
3
AUDIO HEAD (W)
4
CTL HEAD (-)
5
E
CTL HEAD (+)
6
S
CTL HEAD (+)
S
CTL HEAD (-)
P4001
(TO FULL ERASE HEAD)
FULL ERASE IN
1
FULL ERASE OUT
2
D
P
UNREG 6V
R
GND
P5001
(TO CYLINDER UNIT)
LP/EP R
1
B1
LP/EP COM
2
B2
LP/EP L
3
B3
SP R
4
B4
C
SP COM
5
B5
SP L
6
B6
AUDIO HEAD L
7
AUDIO HEAD COM
8
AUDIO HEAD R
9
A
AUDIO HEAD R
A
AUDIO HEAD COM
A
AUDIO HEAD L
B
S
BIAS
H
S
PAL 9H
H
S
D.A.REC
H
R
D
TUNER AUDIO (N)
B7
A
AUDIO IN (N)
B8
A
AUDIO OUT (N)
B9
A
R
TUNER 5V
R
VIDEO 5V
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE BRACKETS( )ON THIS DIAGRAM IS RECORD MODE
WITH PAL COLOUR.(SP MODE)
1
2
VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
JK3201
K2HA612B0045
(REAR JACK)
AUDIO
AUDIO
VIDEO
AUDIO
IN (R)
IN (L)
IN
OUT (R)
C3049
C3050
R3022
1
2
3
4
5
0.1
16V47
680
TL4506
TL4505
TL3003
2.4
R3023
Q3202
270
1.7
2SB709A
(AMP)
C3051
R3039
6V470
75
R4074
0:A/D/E
470:B/C
C4076
R3212
470P
75
R4073
0:A/D/E
LB4079
470:B/C
0
C4075
470P
T4081
EQQ7QF024Q
R4081
C4082
12K
470P
3
4
2
C4081
R4082
0.022
0.3
3300
(-0.8)
1
6
C4084
1800P
R4086
5.3
2200
5.3
Q4084
(4.4)
2SB710A
(ERASE HEAD
R4087
DRIVE)
2200
0.3
5.3
(4.9)
(0)
L4081
0
QR4082
470µ
(4.8)
UN2213
(BIAS
H
:ON)
C4083
6V47
C4066
2200P
0
QR4061
0
UN2211
(PAL 9H
H
:ON)
5.0
0
R4084
0
0.7
QR4081
1K
Q4082
(4.8)
(-24.5)
UN2111
2SD1149
(D.A.REC
H
:OFF)
(PB:ON)
5.3
0
(0)
(-15.9)
R4085
0.7
Q4083
1K
(-24.0)
2SD601A
(PB:ON)
THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS ON THIS DIAGRAM IS PLAYBACK MODE
WITH PAL COLOUR SIGNAL.(SP MODE)
3
4
5
AUDIO MAIN SIGNAL PATH IN REC MODE
AUDIO
VIDEO
OUT (L)
OUT
6
7
8
(A)
TL4504
TL4503
TL3002
R3038
2200
C3047
0.1
LB4073
0:A/D/E
R4075
VLP0147:B/C
470
A2
(B/C)
C4077
470P
LB4074
0:A/D/E
R4076
VLP0147:B/C
470
A1
(B/C)
C4078
470P
L5001
56µ
C5006
C5005
0.1
6V100
0.3
(4.6)
Q4081
2SD602A
(OSC)
R4088
0
C4085
C4052
C4051
R4061
0.022
0.1
6V220
470K
(B/C)
C4061
6800P
R4062
R4063
C4062
15K
330
6V22
(B/C)
C4016
15P
C4063
50V3.3
R4071
C4065
15K
1800P
R4015
C4042
20K
25V4.7
C3066
0.1
B10
6
7
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
A3
A4
A5
A6
(B/C/D/E)
R3018
R4018
15K
10K
(B/C/D/E)
2.5
0
0
2.8
80
79
78
77
C3046
50V1
B-Y
INVERT
4.9
81
TANK
COME
0
82
COLOR
R
DET
DET
1.3
LEVEL
(3.3)
DETECTOR
83
P
5.2
84
ENVDET
HPF
C5001
0.01
2.4
B6
85
2.4
SP2
B5
86
SP2
C5002
0.01
2.4
B4
87
SP1
88
SP1
C5003
2.3
0.01
(0)
B3
89
2.3
(0)
SP2
B2
90
SP2
C5004
2.3
0.01
(0)
B1
91
SP1
5.2
92
SP1
0.5
C4041
C4053
93
25V4.7
1000P
(B/C)
2.5
FH
94
TRAP
SP ON
LB4077
0:A/D/E
J0JBC0000070:B/C
PREAMP
2.5
95
LB4078
0:A/D/E
R
REC ON
J0JBC0000070:B/C
2.5
96
C4064
1800P
EP ON
0
97
VCA
2.6
REC
98
EQ
99
C4018
6V22
2.6
100
IC3001
1
2
3
4
HA118425AF
0
0
0
5.2
R4017
R4016
R4011
R4012
56K
47K
4700
15K
C4011
0
B7
B8
NV-HV61GN/EE/GCU/GH/GHT/PX
LUMINANCE & CHROMINANCE/AUDIO SECTION SCHEMATIC DIAGRAM
8
9
A7
TW3001
C3042
25V4.7
2.3
2.7
2.8
76
75
74
CR DET
MESECAM
DET
CH2
REC
CH1
MUTE
VCA
EXT
INT
SP
CH2
SP
CH1
EXT
INT
P
DET
BAND
GAP
5
6
7
2.1
2.6
2.8
C4010
C3062
16V10
16V10
B9
10
11
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