Servo/System Control Block Diagram - Sony SLV-SE70 Service Manual

3-3. SERVO/SYSTEM CONTROL BLOCK DIAGRAM

CN111 MA-339 BOARD
35/50 MODEL
CN101
EXCEPT 35/50 MODEL
M12V
D110
VCC 1 1
M901
OUTPUT
D VS
2 2
IC162 (º DRUM PG
M OUTPUT
4.6Vp-p
HALL
40msec
MATRIX
DEVICE
D PG
3 3
PG
DRUM MOTOR
FG
D FG
4 4
M12V M12V SW5V
SW5V
CN102 PS120
VM 7 7
U+
VCC 1 1
U-
LIMITER
HALL TL 6 6
V+
DEVICE
IC162 *¶ CAP FG
V-
W+
W-
U
4.5Vp-p
757Hz
CAP VS
M902
V 5 5
CAP RVS
W 2 2
CAPSTAN
CAPSTAN CAP FG
3 3
MOTOR FG
CN140
1
CTL CTL
HEAD HEAD
3
CN262
CTL
FOR
4
CHECK
LOADING
CN104
MOTOR
1
M 2
3
S100
MODE1
4
CAM
MODE2
3
ENCODER
MODE3
MECHA 2
MODE4
POSITION
1
IC162 (∞ CTL IN+ REC
25Hz
16
(SEE PAGE 4-11,15)
D5V
D161 L160
D6V
D160 L161 L140
IC162 (2/3)
SERVO CONTROL T REEL
IC162 *º IC160
TAPE TOP PLAY
77 DRUM ERR
RESET
5 PULSE 6
GEN.
4.6Vp-p
450msec
POWER
7 FAIL 8
DET.
IC162 *ª DRUM FG
SW12V
T REEL
IC162 *º
90 DRUM PG TAPE TOP PLAY
4.2Vp-p
300Hz PH100
T REEL
FG
89 DRUM FG
S REEL
IC162 &ª PH101
TAPE TOP PLAY
S REEL
FG
5.0Vp-p
1.4sec
Q101
D6V
TAKE END
SENSOR
D100
T/S LED
Q100
SUPPLY END
SENSOR
76 CAP ERR
Q102
LED
24 CAP RVS
DRIVE
17.734475kHz
IC162 #ª
(OUT)
87 CAP FG
X160
17.734475MHz
5.0Vp-p
IC162 #§ 32kHz (OUT)
X160
95
CTL +
32.768kHz
94 CTL -
3.1Vp-p
IC130
S101
LOADING
MOTOR DRIVE REC
PROOF
2 CAM -
IN2 4
10 CAM +
MODE1
MODE2
MODE3
MODE4
Q501,502 AV CONT
TO AV LINK
Q800-804
FROM AV LINK
Q540 B I CONT
5.0Vp-p CN570 8 C+ DET
IC200 16 ,IC001 10 ,IC850 5 IIC DATA
IC200 17 ,IC001 9 ,IC850 4 IIC CLK
TO/FROM
VIDEO IC200 14
Q VD
BLOCK
(SEE PAGE 3-3) IC200 95
A MUTE
IC260 97
C ROT
IC260 6 RF ENV
IC260 2 COMP OUT
IC200 98 ,IC260 3 HA SWP
IC200 99 ,IC260 4 RF SWP
CN201 1 SECAM DET
Q204,205, CN201 3 SECAM ON
IC360 41 IIC DATA
IC360 42 IIC CLK
Q592 B A MUTE
TO/FROM IC360 39 AF ENV
AUDIO
IC340 1 ,IC360 40 AF SWP
BLOCK
(SEE PAGE 3-7) IC340 4 AF REC P
Q332 B FULL ERS
Q870 B SE ON
Q580 B DEC/VTR
3-5
IC162 (3/3)
SYSTEM CONTROL
IC161
37 VCC
(EEP) IIC DATA 32 5
99 AVCC EEPROM
(EEP) IIC CLK 31 6
98 AMP VCC
MOD CONT 10 MOD CONT Q751,752
EXCEPT
34 RST
35/50/EE MODEL
NICAM DATA 42 NICAM DATA TU702
NICASM CLK 41 NICASM CLK TU702
78 POWER FAIL
TU SW1 83 TU SW1 TU701,702
TU SW2 84 TU SW2 TU701,702
TU AFT 3 TU AFT TU701,702
80 T REEL FG
TA MUTE 62 TA MUTE Q701
IIC DATA TU701,702
IIC CLK TU701,702
79 S REEL FG
FLD DATA 68
FLD CLK 70
7 T SENS FLD CS 66
6 S SENS
20 END LED
REMOCON 14
38 IN
39 OUT
35 32kHz IN FU KEY1 5
FU KEY2
4
36 32kHz OUT
DMS+ 81 81
97 CTL AMP OUT DMS- 82
ON PAL 4.43
30 REC PRF S160
NTSC PB
33 CAM OSC IN 44
L660
OSC OUT 45 ADJ SW CN262
29 MODE1
28
MODE2
27 MODE3
26 MODE4
IC162 $∞
OSC CHARA (OUT)
21 AV CONT
73 TO AV LINK
85 FROM AV LINK
25 I CONT 23.3MHz 4.6Vp-p
86 C+ DET
72 IIC DATA
71 IIC CLK
13 Q VD
KKP - 12
KKP + 11
15 C ROT
8 RF ENV
17 ENV SW
16 HA SWP
18 RF SWP
60 SECAM DET
67 SECAM ON
MTR 12V CONT 64 MTR 12V CONT
63 A MUTE
SW 12V CONT 65 SW 12V CONT
TO
9 AF ENV
C+5V CONT C+5V CONT POWER BLOCK
75
19
AF SWP
(SEE PAGE 3-9)
-14V CONT 74 -14V CONT
22
AF REC P
23 FULL ERS
58 DEC/VTR
SLV-SE35/SE50/SE60/SE70/SE80/SX60/SX70/SX80
CN161
RESET
4
DATA FOR
2
CHECK
CLOCK
3
28
29
TO/FROM
19 SYSCON
BLOCK
20
(SEE PAGE 3-7)
23
E
3 12
5 11
IC420
FL DRIVER
S1 43
CN160 CN420
FLD DATA S17 27
18 2 13 D IN
FLD CLK
16 4 15 CLK
G1 21
FLD CS
19 1 12 CS
G6 26
D403
LED (DNR/NPI) 18
LED (JOG) 19
50/70:EE/
80/X80 MODEL
TO F + 11 9
POWER BLOCK
F - 7 17
(SEE PAGE 3-9)
IC400
D5V
REMOTE
SIRCS
6 14 1 CONTROL 2
RECEIVER
Q400
D400
POWER LED CONT LED
3 17
DRIVE
S400
FU KEY1
12 8 CN400
POWER
FU KEY2
13 7 9
DMS+
3
14 6
DMS-
15 5 2
7
FUNCTION
KEY
6
5
JS403
TO
4
5 VIDEO
80/X80
8
BLOCK
EXCEPT
(SEE PAGE 3-3)
EG,EN MODEL
JS405
50:EE MODEL
CN401
A/D2 IN
3
KKP - KKP -
8 12 2
KKP + KKP +
10 10 1
S401
(80:EG,EN/X80)
S406
(EXCEPT 80:EG,EN/X80)
(SEE PAGE 4-23)
S404
(EXCEPT 50/70:EE/80/X80)
S407
(50/70:EE/80/X80)
S405
EXCEPT 50/70:EE,EG,EN/
( )
X70:EN/80/X80
RF CH
S408
( 50/70:EE,EG,EN/ )
X70:EN/80/X80
S403
REALITY
(50/70:EE/80/X80)
REGEN.
3-6
FR-152 BOARD
(SEE PAGE 4-23)
ND420
VACUUM FLUORESCENT
INDICATOR TUBE
F + F -
DM-82 BOARD
(SEE PAGE 4-23)
JOG 50/80/X80
MODEL
CN451 D450
JOG LED
1
DUAL MODE
CN450 SHUTTLE
DMS+
7
5
DMS-
PLAY
8 4
3
A/D2 IN
STOP
6 2
A/D1 IN
5 1
A/D1 OUT
4
FUNCTION
A/D2 OUT
KEY
3
JOG LED
2
S450,452-454
(35//60/X60/70/X70 MODEL)
S451,455,456
(50/80/X80 MODEL)
S457-459
80/X80
EXCEPT
EG,EN MODEL
KK-17 BOARD
(SEE PAGE 4-23)
CN402
1
2
3
S410
DIAL TIMER
PUSH/TURN
50:EE MODEL ONLY
SU-5 BOARD
(SEE PAGE 4-23)
Q401
CN403 D401 D401
SE ON
LED
3
DRIVE
SURROUND
S402
A/D1 OUT
2