8.4.
SYSTEM CONTROL & SERVO SECTION IN MAIN SCHEMATIC DIAGRAM
:TO LUMINANCE & CHROMINANCE/AUDIO SECTION
:TO TIMER SECTION
1
2
3
4
5
6
7
A
B
C
D
E
:TO POWER SUPPLY/RF SECTION
8
9
T
V
R
F
G
CAPSTAN SERVO SPEED LOOP
CAPSTAN SERVO PHASE LOOP
:TO POWER TRANSFORMER SECTION
P
V
V
V
V
R
T
T
T
V
V
R V
R V
A16
A15
A13
A12
A9
A8
A7
A6
A5
A4
A2
A1
FSC
Y/C VIDEO OUT
VIDEO OUT
KILLER
SW2
S.CLOCK
S.DATA
FIP CS
IIC CLOCK
IIC DATA
AVR
S-VHS PB
R
R
R
REG 5V
SYSTEM CTL 5V
GND
MODE SW
S1532
K0ZZ00000598
1
2
3
4
5
B1
B2
B3
B4
V
CTL HEAD (-)
V
CTL HEAD (+)
PICTURE 2
HEAD SW
D.A.REC
PAL 9H
BAIS
FM MUTE
SW1
B11
B12
B18
B19
B20
B21
B22
V
V
V
V
V
V
R
ART V/H/N
V
R
BACK UP 5V
R1513
120
IC1511
RPI303
(T-REEL SENSOR)
2
1
3
4
3
1
2
(S-REEL SENSOR)
IC1512
RPI303
4
R1512
27K
R1511
27K
D2001
1SS254
D2002
1SS254
C2001
33P
R2002
1M
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
C2053 16V10
C2051 6V22
S1531
K0C111A00006
SAFETY
TAB
R6201
3300
TL7510
C6103
0.01
R6002
1K
R6003
22K
X6001
H0D120-
500009
X6002
H0A327-
200064
C6002
22P
C6001
18P
C6004
22P
C6003
15P
C6010
0.01
L6002
0
TL6001
TL6012
R2563
1K
R2561
1K
C2561
0.056
C2562
0.056
TL6013
C2003
1
R2001
3900
TW2015
R6107 220
R6106 220
C6112
33P
C6113
33P
R3025 3300
R3026 3300
C7714
100P
L7702
10u
(A/C/D/E)
R6021
10K
R1501
27K
R1503
150
R1502
27K
Q1502
PNA2604M01
(S-PHOTO)
(T-PHOTO)
Q1501
PNA2604M01
SENSOR
D1501
B3EA00000072
TW2001
C6020 1000P
C6011
0.01
R6012
560
C6013
1
R6013
1M
(A/C/D/E)
R7707
1K
R7706
100
Q7701
2SB709A
(AMP)
(B)
A15
A16
A18
A19
A20
A21
A22
A23
A4
A5
A24
A6
A25
A8
A9
A18
A12
B25
B27
B28
B29
B28
B25 B26
B11 B12
B18 B19
B21 B22
B4
B3
B2
B1
B29
C2099
680P
R2099
6800
CYLINDER SERVO SPEED LOOP
CYLINDER SERVO PHASE LOOP
10
11
SP
EX.FF/REW
S-VHS PB
CAP FG OUT
CAP FG IN
GND(A)
CYL PFG
O REF
I REF
GND
CTL HEAD (-)
CTL HEAD (+)
CTL AMP REF
PB CTL OUT
A VDD
AD VDD
NTSC
F.ERASE
CODE 1
CODE 2
AFC S-CURVE
SAFETY CYL
NOR/SER/TEST
S-PHOTO
TRACK ENV.
AUDIO SEL
CURR.LIMIT
ART V/H/N
IR
PIC 2
VIDEO H SW
AUDIO H SW
D.FM.REC
SECAM MUTE
ABS NORMAL
D.A.RECC
PAL 9H
BIAS
S TAB
FM MUTE
SW 1
POSI.SW4
T REEL
S REEL
P FAIL
CYL ET
CAP ET
125Hz
IIC DATA
IIC CLK
IC CLK
IC LSN
IC TALK
CAP R/F
FL DRV CS
VBI1
VBI2
A.SEARCH
SW2
CHARA+HEM
SECAM MIX
GND
CV IN(EDS)
V HOLD
HLF
OSD VDD
CV OUT
KILLER
CV IN
OSD GND
FSC IN
FSC LPF
GND
LC.OSD OUT
LC.OSD IN
PAL PB
12MHz OUT
12MHz IN
D VDD
32KHz OUT
32KHz IN
POSI.SW1
POSI.SW2
POSI.SW3
IC6001
C2CBHF000252:A/E
C2CBHF000253:B
C2CBHF000251:C/D
C6111
0.1
TL7509
MESECAM
GND
V
A3
SP
A2
A1
C2054
3900P
C2055
0.1
TW2002
B9
R
V
B8
AFC S-CURVE
TRACKING ENV.
C6102
0.01
1
2
3
4
5
OUT
VDD
GND
IC6201
PST3142NR
(RESET)
IR7501
PNA4618M09V
(IR RECEIVER)
1
2
3
R OUT
GND
VCC
B26
C6109
0.1
R6007
10K
TL6010
B9
B8
R6006
18K
C6005
50V3.3
K6006
0.01
R6016
10K
B27
R6011
22K
TL2502
TL6005
B20
R6031 470
C6021
0.01
C6101
0.1
C6007
82P
C6006
100P
R6001
1K
C6008
470P
C6009
0.01
R6017
2200
C6016
1000P
C6015
0.033
A13
C6017
470P:
A/B/C/D
680P:E
C6014
1000P
A7
R6104
220
R6105
220
R6009
10K
R6010
10K
R6028
10K
R6029
10K
POWER ON
AVR
T-PHOTO
EEPROM CS
PIC 1
V.EE
L6004
0
R6008
0
L6001
5.6u
R6032 470
TL2015
A3
R6022 1K
V
MESECAM
R6023 3300
C6022
0.01
TL6003
TL6002
L
H
RESET L
H
H
LOAD
H
UNLOAD
H
L
L
32K START L
H
L
H
H
H
H
L
H
H
L
L
H
H
H
L
H
S-VHS H
SECAM
L
TR
H
H
N
NV-MV20GC/GCS/GM/GL/EE/GCU/GCF/GH
SYSTEM CONTROL & SERVO SECTION SCHEMATIC DIAGRAM
R6020
10K:D
18K:E
R6019
10K
(A/B/C/E)
(D/E)
R4513
2200
C4583
0.01
C7709
1800P:
A/B/C/D
1500P:E
34
Содержание NV-MV20GC
Страница 19: ...3 1 2 DETAIL OF DISASSEMBLY METHOD 1 REMOVAL OF THE TOP PANEL Remove 2 Screws A Remove 2 Screws B Fig D2 ...
Страница 27: ...10 2 CASING PARTS SECTION ...
Страница 28: ...10 3 PACKING PARTS SECTION ...
Страница 29: ...11 REPLACEMENT PARTS LIST 11 1 CHASSIS PARTS SECTION PARTS LIST ...