2
P2501
P0201
P0201
P2501
1
3
P2501
P0201
12
10
7
26
18
12
P2501
P0201
15
11
P2501
P0201
16
UNREG
14.5V
TL
AMP
EC
AMP
4
5
POSITION
SIGNAL
PROCESS
TORQUE
CONTROL
PIN 21
DIFFERENTIAL
AMPRIFIER
TORQUE
DIRECTION
MOTOR
DRIVE
3
25
22
24
2
1
6
9
L
CAPSTAN
MOTOR
OPEN
CONTROL
LOGIC
19
21
LOADING
MOTOR
H3
L
P1501
H2
P2501
P0201
9
P2501
P0201
8
H1
1
P1501
2
(CAPSTAN MOTOR DRIVE)
H
TL0201
BRAKE
STOP
FORWARD
REWIND
H
OPEN
PIN 19
L
H
L
OUTPUT
INPUT
L
MODE
H
PIN 15
L
H
H
L
PIN 16
L
74
79
1
63
62
(SYSTEM CONTROL/SERVO IC)
CURRENT
LIMIT
CAPSTAN
ERROR
TORQUE
CAPSTAN
REVERSE/
FORWARD
LOADING
UNLOADING
87
CAPSTAN
FG IN
P0201
P2501
4
CAP FG5V
CAPSTAN
FG HEAD
32 POSITION SW2
POSITION SW3
31
33 POSITION SW1
1
2
3
4
S1501
MODE
SW
90 CYL PFG
77
CYLINDER
ERROR
TORQUE
4
9
PG/FG
TORQUE
CONTROL
DIFFERENTIAL
AMPLIFIER
MOTOR
DRIVE
SCHMIT
7
6
(CYLINDER MOTOR DRIVE)
P2502-9
P2502-3,4
P2502-1
P2502-7
P2502-5
P2502-2
P2502-6
P2502-8
6,7
1
9
3
5
8
4
2
M2
VM
M1
M3
GND
HE-
HE+
VH+
REG
5V
P2901
HALL
IC
MAIN COIL 2
MAIN COIL 1
MAIN COIL 3
CYLINDER STATOR UNIT
8 TAKE-UP PHOTO
7 SUPPLY PHOTO
81 SAFETY TAB
4
3
1
2
REG
5V
(T-REEL SENSOR)
4
3
1
2
(S-REEL SENSOR)
S7507
SAFETY
TAB SW
Q1502
SUPPLY
PHOTO
SENSOR
Q1501
TAKE UP
PHOTO
SENSOR
D1501
SENSOR
LED
REG
5V
80 T-REEL PULSE
79 S-REEL PULSE
TL6012
TL6013
94 CTL HEAD (-)
CTL HEAD (+)
P4002
5
P4002
6
CTL
HEAD
38
12MHz IN
39
12MHz OUT
35
32KHz IN
36
32KHz OUT
X6002
X6001
QR1003
1
2
3
SERIAL DATA
SERIAL CLOCK
CS
GRID7
17
GRID1
11
|
SEG18
18
SEG1
36
|
5
23
33
39
1
F-
45
DP7501
FROM
POWER
QR1002
F+
TIMER DISPLAY
TW2015
CAPSTAN
FG OUT
HEATER (+)
HEATER (-)
42
TL2503
TL2502
BUFFER
Q1001
UNREG -29V
VEE
19
3 COM
5
REG
5V
AN2
5
N.SW
5V
7
PP3901 PS4801
82
POWER KEY
N.SW
5V
S7515
STOP
CH DOWN
S7502
N.SW
5V
6 AN1
S7513
T.REC
S7501
REC
CH UP
S7504
N.SW
5V
7 AN0
S7512
REW
75 HALF WAVE
73 125Hz
TW6002
S4803
POWER
S7514
FF
S7511
PLAY
EJECT
S7505
100
TW2002
86
HALF
WAVE
TL AMP
27
10
15
16
AV1 PB
AVPB
AVPB
PB CTL OUT
EX.FF/REW
QR6001
Q6008
PS 12V
AV1 PB
FROM
INPUT/
OUTPUT
43
37
N.SW
5V
1
2
RESET
34
14
76
IR
1
2
RESET
N.SW
5V
1
3
IR
RECEIVER
N.SW
5V
PP3901 PS4801
2
C7507
6
5
IIC CLOCK
IIC DATA
64
FLD CS
S.CLOCK
S.DATA OUT
S.DATA IN
INTELLIGENT
TIMER
TIMER
CHECK
S7517
S4801
QUICK
ERASE
3D DNR
S4804
PS4801 PP3901
1
S4806
S4805
PS4801 PP3901
6
S4802
PROG
PLAY
EXT LINK
BACK UP 5V
SCL
SDA
(EEPROM)
IIC CLOCK
IIC DATA
TO/FROM
LUMI.& CHRO,
Hi-Fi AUDIO,
INPUT/OUTPUT,
DECODER,TUNER
M
H
H
L
FIP ON L
H
H
H
L
H
RESET L
P.FAIL L
12M START H
NV-SV120EC/EB/EP
SYSTEM CONTROL & SERVO BLOCK DIAGRAM
Содержание NV-SV120EC
Страница 24: ...10 2 CASING PARTS SECTION 24 ...
Страница 25: ...10 3 PACKING PARTS SECTION 25 ...
Страница 39: ...39 ...
Страница 41: ...L7603 G0C270JA0019 CHOKE COIL AXIAL VLQ0599J270T 41 ...