Servo/System Control Block Diagram - Sony SLV-E850B Service Manual

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3 7 6 3 1 5 1 5 0

3-3. SERVO/SYSTEM CONTROL BLOCK DIAGRAM

MA-316 BOARD
(SEE PAGE 4-14)
M12V
DRUM MOTOR
D132
CN101
M901
VCC 1 1
OUTPUT
D VS
2 2
M OUTPUT
CN101 3 REC/PB
HALL
MATRIX
DEVICE
D PG
3 3
PG
FG
D FG
4 4
M12V M12V SW5V
CAPSTAN MOTOR
M902
SW5V
CN102
VM 7 7
U+
VCC 1 1
U-
LIMITER
HALL TL 6 6
V+
DEVICE
V-
W+
W- D107
U
CVS
V 5 5
T E
CAP RVS
L 1 3 9 4 2 2 9 6 5 1 3
W 2 2
CAPSTAN CAP FG
3 3
FG
CN271 CN305
9 9
IC140
CTL AMP CTL AMP
CN302
1 3
6 7 7
CTL
HEAD
5
CN261
CTL
FOR
4 8 8
CHECK
RP-231 BOARD
(SEE PAGE 4-5)
CN104
LOADING
1
MOTOR
M
3
S100
MODE1
4
CAM
MODE2
3
ENCODER
MODE3
2
( MECHA (
MODE4
POSITION
1
w w w
EXCEPT
E880/F900 MODEL
Q891-893
.
J890
SIRCS
CBC I/O
SIRCS
16
IC160 REC/PB
100
IC100
(1/2)
DRUM ERR IC160 (1/2)
INTEG REF 2.5V
SERVO CONTROL 25Hz
5
7
6
74 DRUM DA
FROM/TO CN306 12
AUDIO
BLOCK BLOCK
(SEE PAGE3-8)
5Vp-p
25Hz
68 DRUM PG
69 DRUM FG
CN101 4 REC/PB
5Vp-p
300Hz
PS130
84 CAP TRQ PWM
99 STEP PLS
35 CAP STOP
IC100 (2/2)
CAP ERR
INTEG REF 2.5V
3
1
2
73 CAP DA
72 CAP RVS
D102
T/S LED
70 CAP FG
IC160 &º REC/PB
4Vp-p
1.515kHz
7 REC CTL
IC141
CTL
2 REC/PB 7 67 PB CTL
AMP
Q141
GAIN
92 CTL GAIN
SW
8 HYS HIGH
MOTOR DRIVE
D131
M12V 8
9
2
10
x a o
y
i
3-5
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SLV-E850B/E850UX/E880EG/F900B/F900NP/F900UX/F900VC/F990B/F990NP/F990UX/F990VC
8
IC160
(2/2)
SYSTEM CONTROL
SDA 0 28
D160 L161
D6V 53 AVREF SCL 0 30
54 AVDD
FOLLOW TV 57
89 VDD
C+ DET 17
90 5V
AV CONT 16
5Vp-p
AV ADJ 56
IC360 41 DATA(IIC) C SYNC 66
IC360 42 CLOCK(IIC)
CLOCK(SSB) 81 12
AF ENV
IC360 39 59 AF ENV DATA(SSB) 80
,IC360 40 AF SWP 100 AF SWP RF SWP 1
CN306 13 REC 96 REC 60
RF ENV
CN306 14 AF REC P 2 AF REC P
CN305 6 FULL ERS 36 FULL ERS
IC201 70 A MUTE 31 A MUTE
Q VD 4
SECAM MIX 71
SW12V
64
T REEL FG
PH100
T REEL
FG
NT JUGE 13
MESECAM 14
63 S REEL FG
PH101
S REEL SECAM ON 26
FG
SECAM DET 12
DNR RESET 79
POWER SAVE CONT 23
61
T SENS
Q101
D6V
TAKE END Q Q
SENSOR 3 7 6 3
62 S SENS
Q100
SUPPLY END
SENSOR
Q102
LED
32 T/E LED
DRIVE
S101
S CLK 47
REC
15 REC PRF
PROOF
S IN 0 45
S OUT 0 46
S160 ASURA RESET 40
ASURA CS 44
NTSC
55 NT PB SW
PB SW
IC161
LOADING
VCC1
VCC2
CAM+ IN1 3
CAM- IN2 4 9 CAM2
AUTO PRESET 5
SW1 18
SW2 51
MODE1
22 MODE1 MOD CONT 25
MODE2
21 MODE2
MODE3
20
MODE3
MODE4
19
MODE4
IC160 $™ REC/PB
42 XTAL
16MHz 4.5Vp-p
X160
16MHz
43 EXTAL
u 1 6 3
.
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2 4
9 9 8
IC160 1 REC/PB
5Vp-p
25Hz
DATA(IIC) IC201 64 ,CN308 3
CLOCK(IIC) IC201 63 ,CN308 2
FOLLOW TV Q820,821
C+ DET CN570 8
AV CONT Q501,502
AV ADJ CN306 8
C SYNC IC201 37 ,CN306 3
CN306 4
CLOCK(SSB)
DATA(SSB) CN306 5
RF SWP CN306 6
CN306 7
RF ENV
SDA IC540 9 ,IC850
SCL IC540 11 ,IC850
PDC DAV PDC DAV IC850 9
Q VD IC201 33
SECAM MIX Q660,661
PW CONT1 Q663 33
H DET H DET IC661 8
IC660 11
CG V
IC660 23
OSD S OSD S
OSD SCLK IC660 22
OSD CS OSD CS IC660 24
NT JUGE IC201 62
MESECAM IC201 65
MEDIA VIDEO IC201 34
SECAM ON CN307 3
SECAM DET CN307 1 CN307
DNR RESET CN309 1
1 5 1 5 0 8 9 2 4
TU AFT TU702 24
TU ENABLE TU702 15
PLL CLOCK TU702 13
PLL DATA TU702 14
SDA TU702 34 ,RFU750 7
SCL TY702 33 ,RFU750 6
AUTO PRESET Q703
SW1 TU702 35
SW2 TU702 36
MODE CONT Q751,752
MEDIA VIDEO CN166 17
m SCL CN166 7 TO/FROM
MODE
SDA CN166 8
CONTROL
SCK CN166 13 BLOCK
(SEE PAGE 3-9)
SO CN166 11
c o
SI CN166 10
3-6
2
9 9
,CN307 7 ,CN308 7
FROM/TO
VIDEO
BLOCK
5
(SEE PAGE 3-3,4)
4
CN600
POWER SAVE CONT
17
TO
POWER CONT1
11 POWER
POWER CONT2
BLOCK
13
9 8 2 9 9
Q613 CN164
POWER CONT2
22
POWER CONT1
21
OSD SCLK
27
OSD CS
18
OSD S IN
26
CG V
30
H DET
10
PDC DAV
31
SCL
14
SDA
13
TO/FROM
MODE
S CLK
25 CONTROL
S OUT
BLOCK
24
FR-128 BOARD
S IN
23
CN181
ASURA RESET
19 (SEE PAGE 3-9)
ASURA CS
20
SIRCS OUT
29
PLL DATA
17
PLL CLOCK
16
TU ENABLE
15
TU AFT
9
LANC IN LANC IN
9
LANC OUT
10
CN165
2
FOR
3
CHECK
TO
TUNER D6V 4
BLOCK