Sony CCD-TRV32 - Servo Block Diagram

CCD-TRV32/TRV34/TRV34PK/TRV44/TRV52/TRV53/TRV312/TRV512(NTSC)
CCD-TRV14E/TRV24E/TRV44E(PAL)
3-12.SERVO BLOCK DIAGRAM
3-28 3-29 3-30
CN003
CAPSTAN SERVO
74
DRUM PWM
L.P.F
8
B IN2 9B OUT2
10ISNF
7B OUT1
11FR B
6
B IN1
L.P.F
96
DRUM ON
24
23
CN302
24
23
CN003
DRUM ERR
CAP ERR
15
SERVO CONTROL
IC400
(MECHA CONT)
(2/2)
SCP
21
RT
22
CT
24
MOS DUTY
26
SOFT DUTY
23
SWITCHING

DRIVE

(5)
SWITCHING

DRIVE

(6)
10
11
12
17
16
3
1
64
2
14
9
7
5
4
6
99
100
CAP ON
CAP FWD/RVS
MECHA CONTROL
1
2
3
Q005

SWITCHING
1
2
3
Q006

SWITCHING
4
5
.
4
5
.
13
14
.
CAP VS11
12
.
DRUM VS
CN302
13
14
.
11
12
.
63VCC 5.6 MT UNREG
L002
IC001
DRUM/CAP
PWM DRIVE
(1/3)
DD-94 BOARD
(SEE PAGE 4-99)
IC404
L.P.F
(4/4)
3
30
I COM
STBY
6
VS
7
8
VCC 1
VCC 2
DIG 3V
DR 5V
IC403
DRUM MOTOR

DRIVE
(2/2)
2
V
1
U
26
U IN
27
V IN
29
W
25
W IN
28
COM
CN400
9
10
.
7
8
.
5
6
.
4
CN401
7
8
.
9
3
4
MT UNREG
CAP VS
STAND BY
CAP FWD/RVS
(SEE PAGE 4-25)
B-MECHA CHASSIS
U
V
W
COM
CAP VS
VCC 2
FRC
CAP ON
VS
U 1
VCC
U 2
V 1
V 2
W 1
W 2
FRC
STBY
POWER

OFF
HE

POWER

VH+
W
V
U
120

LOGIC
H3 (+)
H3 (-)
H2 (+)
H2 (-)
H1 (+)
H1 (-)
H1 (+)
H1 (-)
H2 (+)
H2 (-)
H3 (+)
H3 (-)
M902

CAPSTAN

MOTOR

M901

DRUM

MOTOR
CAPSTAN MOTOR DRIVE
73
CAP PWM
83
REF PILOT
75
C FG HMS
67
DRUM FG
68
58
CAP FG
ATF ERROR
87
VDD
51
AVREF
52
AVDD
EVER 3V
L400
66
DRUM PG
VC-188 BOARD
FG
CN400
(SEE PAGE 4-25)
DIG 3V
CN401
FG OUT
OFFSET ADJ
15
18
FG OUT
FG IN
1
2
3
1
2
10
FG/PG COM
14
V REF
PG
13
IC403
WAVE SHAPER
(1/2)
11

PG OUT
PG IN
FG
PG
DRUM

(SEE PAGE 4-25)
B-MECHA CHASSIS
CAP FG

WAVE

SHAPER
CAPSTAN

FG
VCC 1
(+)
(-)
29
80
76
12
RP PB MODE
5.9M ATF CLK
ATF STBY
CF ATF
5
17
CLK 5.9M
REF PILOT
14
STBY
21
CS
19
SCLK
PB IN
11
IC402
ATF SERVO
(2/2)
MOD
20
S IN
L.P.F

AMP
16KHz

B.P.F
47KHz

B.P.F
2
3
L.P.F
3 FH
31 9
FH
8
V REF
10
L.P.F
L.P.F
13
30
DIG 3V
FROM

SYSCON

BLOCK
4
78
29
IC400(1/2)
IC405
IC402(1/2)
16
MEC SO
PB RF
MEC SCK
(SEE PAGE 3-13)
9
20
CN102
IC302
CAP FG
CAP FG DUTY
IC101(1/2)RP PB MODE
IC101(1/2)REC ATF
16
63
AVDD
TO/FROM

VIDEO

BLOCK
(SEE PAGE 3-10)
7
6
L005
!™ IC400 ^§ REC/PB
IC403 !¡REC/PB
25Hz (PAL)
30Hz (NTSC)
3Vp-p
!¢ IC400 ^• REC/PB
1148Hz (PAL)
822Hz (NTSC)
3Vp-p
!∞ IC403 !•REC/PB
3Vp-p
300Hz (PAL)
360Hz (NTSC)
!§ IC400 &§ REC/PB
5.859MHz (PAL)
5.947MHz (NTSC)
3Vp-p
!¡ IC403 1,2,@ª REC/PB
150Hz (PAL)
180Hz (NTSC)
1Vp-p