Osd, Servo/System/Mode Control - Sony SLV-CA30 Service Manual

MA-366 (OSD, SERVO/SYSTEM/MODE CONTROL) SCHEMATIC DIAGRAM • See page 4-5 for printed wiring board.
– Ref. No.: MA-366 board; 1,000 series –
1 2 3 4
MA-366 BOARD(2/4)
A
B
12
C
D
E
5
F
MA-366 BOARD(3/4)
(SEE PAGE 4-16)
S101
(REC PROOF)
68
R101
G
R109
MK3 R102 68
10k
R110
MK4
10k
R111
MK5 R103 68
10k
R112
MK6 R104 68
MS7
10k
RV102
RV102 R106
10k 33k
AF
RV101
SWP
10k
ADJ
RF
GF85/SP100
SWP
ADJ
H
MA10
MV11
MH12
MS13
C125
C103 47u
1u
F
MA17
MV18
MA19
I
MV20
MV21
13
GF85/SP100
MH23 R143
14
MV24
R107
MC25
MC26
MV27
J
CL102
C101
1u R105
220k CL103
CL104
CL125
C102 5
0.01u
4.9
8 7
K
1 2
L
2
8
MA-366 BOARD(1/4)
(SEE PAGE 4-10)
7
M
05
5 6 7 8
EXCEPT
CA30/GA35/
SA33
S406
S402 S403
GF85/
REC
STOP PLAY SP100
R406 R408 R400 R411 R412 R414 R416
R418 R420
1800 2200 3900 5600 12k 33k 1800
1800 2200
JS401
SWP
ADJ
S401 S404 S405 S407
S408
/
SYNCHRO
FF PAUSE REW
REC
EXCEPT
CA30/GA35/
SA33
R146
10k
R421
270
R145
47k
D413
SLR-342VCT31
SYNCHRO
REC
4.9 S410
0.1
Q407
TV
UN2213-TX
LED DRIVER
C122
C123
0.01u OTHERS
0.01u
B B
EXCEPT CA30/GA35/SA33
R141
R142
10k 10k
0.1
Q408
R144
MV94 UN2213-TX
10k
LED
4.2
DRIVER
GF85/SP100
R131 47k
R134 47k
R132 10k
CL107
R135 R133
GF85/
10k 22k
SP100
100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
R108
47k
5
POWER R LED
REC_PRF
DANCE_1 LED
D_GND
1.4
DANCE_2 LED
KEY1
5
DANCE_3 LED
KEY2
3.6
CASSETTE_IN LED
KEY3
4.3
DANCE_4 LED
KEY4
4.9
END LED
S_SENS
2.2
1
10MHz OUT
V_SWP_ADJ
2.3
10MHz IN
A_SWP_ADJ
0.1
VSS(SYS)
MESECAM_DET
R0/P3.7 32kHz IN
R113 V_ENV
33k R0/P3.7 32kHz OUT
A_ENV
4.9
TEST
T_SENS
CAP RVS
CL101 NC
5
IC101 CAP PWM
AN_5V HD6433975RA-CPAF
4.9
16V
MODE-4
RESETz
IC101
JL101
R4.8/P0.1 MODE-3
REC_P
5
MODE-2
OSD
PAL
0.1 SERVO/SYSTEM CONTROL
MODE-1
MODE CONTROL
AU MUTE
0
CHROMA-4
NTSC
0
CHROMA-3
KILL_IN
5
CHROMA-2
VCC(+5V)
18k 2.3 10
CHROMA-1
AF_SWP
2.2
6
SHARP-2
22k RF_SWP
2.6
SHARP-1
2
CAP-VS
2.6
MESECAM_OUT
7 5
DRUM_VS
0.1
C SYNC
QVD
4 3
2FSC IN
NC
2FSC OUT
NC
8
DOSC OUT
NC
9
6 5
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
IC102
L101
CL105
R121
15uH
POWER FAIL DET
RESET PULSE
GENERATOR
C115 C116
47p 39p
3 4 R116
CH CH
C124 1M
4700p
Y
C108
22u
B+
16V
(CTL)
C111
C104
0.022u 10u
16V
B
4-13
9 10 11 12
EXCEPT GF85/SP100
CA30/
GA35/
SA33
D408
D409
EXCEPT
L
CA30/GA35:PL,TW/GA55PL/ REC
GF85:PL,TW/SA33
B+
D401,402
(ON/STANDBY) 4.9
R4.9/
4.2
P0
Q402 Q403
UN2213-TX UN2213-TX
Q401-406
D407
D403 D404 D405 D406
LED DRIVER
TAPE
(DANCE 1) (DANCE 2) (DANCE 4) (DANCE 3)
INSIDE
IC031
CONNECT
LINE-1
CAM MOTOR
DRIVER
MI95
MC26
MC38
MC39
ML80
5
* ML79
* ML78
* ML77
4.9 ML76
MC67
* ML75
B+ MC40
2.2 MS74
R122 JL102 C119
2.4
1M
15p MC25
CH
2.3
MC96
C120
X101
15p
10MHz
CH MC66
5
CL106
R130
MC67
5
4700
R124 10k
2.6 MC66
0
C121
0
0.01u B
0
5
R125 22k
0
MV61
0 R126 22k
MV60
0
R127 10k MV59
0
MV58
0 R128 10k ML88
MV57
0
MV56
0
D101 1SS119-25TD
MV55 Q266
0.4
2SC2712Y-TE85L ML89
MV54 B+
2.3 R129 22k 2fsc AMP
2.4 C117 12p CH
R266
R268
47k
R123 1k
C269
1M
2.4 0.01u
1.1 4.3 B
C118 2SD1664-T100-R
C270
0.01u
LED DRIVER
100p CH
B
MS74
1.8 R267
R270 L262
18k
3.3uH R003
56 R269
330 2200
IC103
MS7
L78L05ACZ-AP
MS13
1k
IC103
RPT-37PBT32
(T SENS)
+5V REG
1 2 3
B+
B+
SLV-CA30/GA35/GA55/GA65/GF85/SA33/SP70/SP100
13 14 15 16 17
CA30/GA35:PL,TW/GA55PL/
GA85:PL,TW/SA33
D410 D411 D412
HiFi R VIDEO
B+
CN401 7P
JL401
MC82
1 REMOCON
MK4 JL402
2 KEY 2
JL403
MC86
3 PICTURE LED
FR-167 BOARD
JL404
4 KEY 1 CN501
JL405
(SEE PAGE 4-17)
5 5V
JL406
6 KEY 3
JL407
7 GND
5
4.2 4.2
Q404
Q405
UN2213-TX UN2213-TX
IC031 LB1943
1 2 3 4 5 6 7 8 9 10
M903
CN031 3P
CAM MOTOR
JL032
3 CAM (+)
C033 M
CL031 0.1u
R033 2 CAM (+)
F
15k JL031
1 CAM (-)
R032
B+
C032
47k
R031
0.1u
22k
F
C031
47u
16V
R008
R009
CN001 7P
10k 1k
JL001
1 D VS (CTL)
JL002
M901
2 MOTOR GND
DRUM MOTOR
JL003
3 D FG
C007
C009 JL004 M
R007 47u
1k 0.22u 4 MOTOR +12V
B JL005
5 D PG
JL006
6 GND (D)
JL007
7 +5V (D)
R054
10k
C054
C051
3300p
CN051 9P
47u
B
16V
R056
1 +5V
JL051
4700
2 CAP RVS
JL052
M902
3 CAP FG
R055
R051 CAPSTAN MOTOR
JL053
10k 330
4 CTL -REF
R052 4700 JL054 M
5 CAP VS
JL055
6 LIMITER (C PWM)
C008
47u
7 MTR 12V
C055
R053 0.1u
C052 10k 8 MTR GND
F
0.047u
B
9 D GND
C053
0.022u
B
NO MARK:REC/PB MODE
MODE4
MODE3
MODE2
MODE1
SIGNAL PATH
GND
B+
S102
(CAM ENCODER)
PH001
R001
GP3S120 (T REEL) 220
C001
0.001u
B PB
PH002
GP3S120 (S REEL)
C002
R002
0.001u 220
B
Q003
R005 R006
Drum speed servo
4.2 100 100
0.4
D001
Drum phase servo
C005
GL528V1 C006
47u
0.1u
(T/S.LED)
16V
F
Drum servo(speed and phase)
R004
2200
Q002
Capstan speed servo
RPT-37PBT32
5 (S SENS)
5
Capstan servo(speed and phase)
C004
0.001u
C003
B
Q001
0.001u
B
Ref.signal
B+
C381
+M12V
1u
+5V
+12V
6
+9V
C380
ET001 MA-366 BOARD(4/4)
47u B+
16V
(SEE PAGE 4-18)
GND
Note: The components identified by mark 0 or dotted line
with mark 0 are critical for safety.
Replace only with part number specified.
4-14

OSD, SERVO/SYSTEM/MODE CONTROL

MA-366 (2/4)
18 19 20
R:REC MODE
P:PB MODE
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
VIDEO
SIGNAL
Y/CHROMA
REC REC/PB PB