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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
H
L3304
68µ
R
AV 12V
G
S
VIDEO OUT
R
RFC VIDEO OUT
S
IIC CLOCK
A8
S
IIC DATA
A7
S
HEAD SW
A5
S
MESECAM
H
A4
S
TRACKING ENV.
A3
S
FM MUTE
H
A2
F
R
RFC AUDIO OUT
A1
R4651
R4652
0
3300
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)
VIDEO HEAD R
1
B1
VIDEO HEAD COM
2
B2
VIDEO HEAD L
3
B3
4
C
B
S
BIAS
H
S
PAL 9H
H
S
D.A.REC
H
R
TUNER AUDIO
B7
A
R
TUNER 5V
R
VIDEO 5V
IMPORTANT SAFETY NOTICE:
COMPONENTS IDENTIFIED WITH THE MARK
HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY.
WHEN REPLACING ANY OF THESE COMPONENTS,USE ONLY THE SAME TYPE.
1
2
VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
JK3201
K2HA408B0069
(REAR JACK)
AUDIO
VIDEO
IN
IN
C3049
C3050
R3022
1
2
3
4
5
0.1
16V47
680
TL4505
TL3003
2.4
R3023
Q3202
270
1.7
2SB709A
(AMP)
C3051
R3039
6V470
75
LB4079
0:A/B/E
VLP0147:
C4079
C/D
470P
(C/D)
R4073
0:A/B/E
470:C/D
C4075
R3212
470P
75
T4081
EQQ7QF024Q
R4081
C4082
12K
470P
3
4
2
C4081
R4082
0.022
3300
1
6
C4084
1800P
C4086
R4086
5.3
6V47
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
6V220
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)
3
4
5
AUDIO MAIN SIGNAL PATH IN REC MODE
A1
A2
QR4504
UN2115
AUDIO
VIDEO
0
OUT
OUT
QR4506
(BUFFER)
UN2215
-0.4
0
(MUTE)
6
7
8
(A)
TL4503
TL3002
R3038
2200
C3047
0.1
LB4073
0:A/B/E
VLP0147:
C/D
C4603
6800P
R4075
R4602
470
47K
L5001
56µ
C5006
C5005
0.1
6V100
0.3
(4.6)
0.3
Q4081
(-0.8)
2SD602A
(OSC)
R4088
0
C4085
C4052
C4051
R4061
0.022
0.1
6V220
470K
(C/D)
C4061
6800P
R4062
R4063
C4062
15K
270
6V22
C4016
15P
C4063
50V3.3
R4071
C4065
15K
1800P
R4015
C4042
20K
25V4.7
C3066
0.1
B9
B10
B11
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
6
7
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
A3
A4
A5
(B/C/D/E)
R3018
R4018
15K
10K
(B/C/D/E)
2.5
0
0
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
2.4
85
2.4
SP2
86
SP2
2.4
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
(C/D)
2.5
FH
94
TRAP
SP ON
LB4077
0:A/B/E
J0JBC0000070:C/D
PREAMP
2.5
95
(C/D)
LB4078
0:A/B/E
REC ON
J0JBC0000070:C/D
2.5
96
C4064
1800P
EP ON
0
97
2.6
REC
98
EQ
99
C4018
6V22
2.6
100
IC3001
1
2
3
HA118425AF
0
0
0
C4011
R4657
0
15K
R4658
R4013
10K
47K
B7
B10
NV-MV21GN/GC/GCS/GCSX/EE/GCU/GH
LUMINANCE & CHROMINANCE/AUDIO SECTION SCHEMATIC DIAGRAM
8
9
A7
TW3001
C3042
25V4.7
2.8
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
R
P
VCA
DET
BAND
GAP
4
5
6
7
0
2.1
2.6
2.8
C4010
C3062
16V10
16V10
C4601
16V10
R4014
4700
R4601
470
B11
10
11
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