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MA-373 (SERVO/SYSTEM CONTROL) SCHEMATIC DIAGRAM • See page 4-5 for printed wiring board and page 4-19 for waveforms.
– Ref. No.: MA-373 board; 1,000 series –
1
2
3
4
MA-373 BOARD (4/9)
A
SS83
SW1
SS84
SW2
SS71
SCL
SS72
SDA
13
SS10
B
MOD_CONT
MA-373 BOARD (6/9)
SS03
AFT
(SEE PAGE 4-23)
SS62
TA_MUTE
SS41
NICAMCLK
SS42
NICAMDAT
SS65
PCONT_SW5V
SS09
AFENV
SS19
C
AFSWP
14
SS72
IICDAT
SS71
MA-373 BOARD (5/9)
IICCLK
(SEE PAGE 4-21)
SS58
DEC/VTR
SS63
AMUTE
SS22
AFRECP
SS48
SP
D
SS08
RF_ENV
2
SS17
COMP_OUT
MA-373 BOARD (1/9)
SS97
CTL_CHECK
(SEE PAGE 4-10)
SS16
HA_SWP
SS18
RF_SWP
SS25
I_CONT
15
SS60
E
AVCONT IN/
C+_DET
MA-373 BOARD (7/9)
SS21
(SEE PAGE 4-25)
AV_CONT
AV_LINK
PB_3V
SS18
RF_SWP
SS72
*R160
IIC_DATA(VIDEO)
1.5k
:SE700:G,I/SE800G
SS71
3.3k
:SE600B/SE700B/SE800B/SX700B
IIC_CLOCK(VIDEO)
5.6k
:SE350/SE500K/SE600N/
SS50
F
SE700:K,N/SE800:K,N
7
TO_OSD_VIDEO
8.2k
:SE500R/SE700R
SS52
MA-373 BOARD (2/9)
FROM_OSD_VIDEO
0
:SE600:A,E/SE650/SE700:D1,D2,E1,E2/
SS63
SE800:D1,D2,E/SX600/
(SEE PAGE 4-11)
SX700:D,E/SX800
A_MUTE
SS15
C_ROT
*R161
SS13
QVD
1.5k
:SE500K/SE600E/
SE700:B,G,R/SX600/SX700B
SS86
SECAM_DET
3.3k
:SE600N/SE700:E1,E2,I/SE800B/SX700E
SS67
5.6k
:SE700N/SE800:E,G
SECAM_ON
:SE650/SE700:D1,D2,K/SX700D
8.2k
SS23
:SE800:D1,D2,N/SX800
12k
FULL_ERS
18k
:SE800K
0
:SE350/SE500R/SE600:A,B
G
SS61
JOG_LED_CONT
SS66
FLDCS
SS68
FLDSDA
SS70
FLDSCLK
H
16
SS05
FUKEY1
MA-373 BOARD (8/9)
SS04
FUKEY2
(SEE PAGE 4-27)
SS11
KKP+
SS12
KKP-
SS14
REMOCON
SS81
DMS+
SS82
DMS-
I
SS69
PCONT_M18V
SS100
PCONT_M24V
SS64
PCONT_M12V
SS74
-11VCONT
SS65
PCONT_SW5V
SS75
J
C+/SW12VCONT
B+
17
D5V
B+
D5V_BACKUP
MA-373 BOARD (9/9)
B+
(SEE PAGE 4-30)
OSDVCC
B+
SW12V
B+
SW5V
ANGND
K
B+
MTR12V
MTRGND
CAPSTANVCC
DGND
B+
05
NO MARK:REC/PB MODE
L
R:REC MODE
P:PB MODE
SIGNAL PATH
REC
REC/PB
PB
Capstan speed servo
Drum speed servo
M
Capstan servo(speed and phase)
Drum phase servo
Ref.signal
Drum servo(speed and phase)
5
6
7
8
9
B+
B+
L140
C140
C141
22uH
100u
0.01u
16V
R141
10k
R0/
R140
P0.7
10k
C150
0
4.7u
Q140
50V
R111
2PD601AR-115
4.5
47k
SWITCH
C149
R110
5.1
C148
220u
2200
SE500/SE800/
0.01u
16V
SX800
0
4.3
5
Q103
PDTC144EK-115
Q104
B+
SWITCH
2PB709AR-115
100
99
98
97
SWITCH
R163
10k
R160
*
JL166
1.2
DEST1
R164
10k
JL167
1.2
DEST2
4.8
SS03
R161
*
TU AFT
C160
SS04
0.01u
5.1
FU KEY2
SS05
4.5
FU KEY1
C161
5.1
SS06
0.01u
S SENS
SS07
5.1
T SENS
SS08
EXCEPT SE350/SE500
R0/P2.7
RF ENV
R193
100k
SS09
R194
1k
R0.1/P3
AF ENV
SS10
R188
0
5.1
MOD CONT
C174
0.1u
R165
3300
SS11
5.1
KKP +
SS12
R166
3300
5.1
KKP -
R167
6800
SS13
0
QVD
SS14
R162
10k
SE800/SX800
5
REMOCON
1
2.2-3
SS15
CROT
SS16
0
HA SWP
SS17
0.5
ENV S
2
2-3
SS18
RF SWP
R192
0
SS19
2-3
AF SWP
SS20
2.4
EXCEPT SE350/SE500
END LED
5.1
SS21
AV CONT
SS22
R0/P5.1
AF REC P
SS23
R5.1/P0
FULL ERS
SS24
5.1
CAP RVS
SS25
0
I CONT
SS26
0
MODE4
SS27
0
MODE3
SS28
0
MODE2
SS29
5.1
MODE1
SS30
5.1
REC PRF
IC160
POWER FAIL DET
RESET PULSE
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
GENERATOR
L161
B+
22uH
MM1256XF-BE
IC160
R168
5
150k
OUT 1
5.1
VCC 1
4.9
OUT 2
5.1
R189
R171
VCC 2
1k
10k
R169
470k
C163
0.01u
IC161
M24C08-WMN6T
C166
0.01u
IC161
W.ENA
5.1
JL160
EEPROM
CLK
5.1
JL161
DATA
C165
R170
0.01u
B+
3300
L160
C162
C164
JL168
22uH
0.22F
100u
B+
16V
5.5V
B+
JL169
B+
SIGNAL PATH
REC
REC/PB
PB
VIDEO
SIGNAL
Y/CHROMA
PB
4-17
SLV-SE350/SE500/SE600/SE650/SE700/SE800/SX600/SX700/SX800
10
11
12
13
B+
2PD601AR-115
B+
R807
R800
33k
150k
5.1
5
R803
22k
5.2
0
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
Q803
2PD601AR-115
C801
0.01u
EXCEPT SE600/SE700R/SX600
0.1-5.1
11
T REEL
12
0.1-5.1
9
14 13
S REEL
10
5
P FAIL
2.7
DRUM ERR
8
2.7
CAP ERR
4.4
C+/SW12V CONT
5
-11V CONT
R180
0
6800
TO AV LINK
5
SDA(VI/HF/TU/NICAM.ZWEI/MOD/VPS/DNR)
5
SCL(VI/HF/TU/NICAM.ZWEI/MOD/VPS/DNR)
R181
5
3300
FLD CLOCK
0
18V CONT
IC162
4.9
TO FLD DATA
M37760MFH216GP
:SE500R/SE600/SE700R/SX600
5
M37760MFH217GP
SECAM ON
2.4-3.9
:EXCEPT SE500R/SE600/SE700R/SX600
FLD CS
IC162
5
SW5V CONT
5
MTR12V CONT
SERVO/SYSTEM CONTROL
0
OSD
A MUTE
5
TA MUTE
JL199
0
DIV CLK OUT/JOGLED CONT
0
AV CONT IN/C+DET
5.1
PDC DAV
R196
0
3300
7
DEC/VTR
C670
NUA
R663
1500
1u
1.9
C V IN(C SYNC IN)
2.4
C669
OSD SECAM C IN
3900p
2
4
HLF(SLICER LPF)
5.2
OSD VCC
3
6
1.8
R669
OSD V OUT
0
R666
C671
OSD W LEVEL
0
22p
5
1.8
R664
0
1.8
C665
L661
22uH
SE350/SE500/SE600:B,N/SE700:B,K,N,R/
56p
SE800:B,K,N/SX700B
R672
1k
R662
C664
470
C666
0.1u
R661
560p
1M
R670
L663
470
22uH
C667
C672
2.5
0.01u
R671
0.01u
C170
0
0.1u
1.8
Q661
2PB709AR-115
BUFFER
JL165
C668
L662
100u
22uH
6.3V
B+
R190
R191
3300
3300
EXCEPT
B+
SE350/SE500/SE700R
CN161
4P
4
RESET
3
CLOCK
CHECK
2
DATA
1
D GND
14
15
16
17
R142
1200
R143
C146
4700
2200p
SS59
Q801
Q800
2PB709AR-115
R5.2/
R813
P4.9
10k
R801
10k
SS85
0
PS120
R805
0.4A
B+
5.1
10k
JL121
4.4
R123
SS24
R802
R804
JL122
4700
10k
10k
0
SS87
JL123
R124
SS91
JL124
R806
470
10k
R120
SS76
R121
47k
JL125
47k
Q800-804
Q804
AV LINK
CIRCUIT
C120
PDTC144EK-115
C121
B+
0.01u
0.01u
JL127
JL128
SS80
C122
JL129
SS79
47u
C123
16V
0.01u
R184
SS78
0
SS77
SS76
C114
SS75
C115
C113
0.1u
0.01u
0.01u
SS74
SS73
JL115
SS89
R182
SS72
JL114
220
SS90
R183
220
SS71
JL113
SS77
R185
SS70
JL112
0
R114
R115
C107
47k
47u
47k
SS69
JL111
16V
C108
B+
1u
SS68
R186
D110
SS67
SE350/
0
MPG06D-6052PKG3
SE500
SS66
SS65
SS64
R187
SS63
0
D100
SS62
GL528V1
SS61
B+
(T/S LED)
R106
SS60
JL108
SS59
R103
SS58
Q102
22k
2SC1815GR-TPE2
5.1
SS06
LED DRIVE
1.8
JL107
C103
0.4
R104
330u
R105
1k
6.3V
2200
R668
100
SS52
C102
Q100
0.001u
PT380F3
100
JL661
S SENS
2.5
SS20
B+
SS07
Q660
2PB709AR-115
BUFFER
S101
R101
(REC PROOF)
R102
470
15k
JL104
SS30
PH101
GP3S120S
C100
(S REEL)
0.001u
JL118
C101
0.001u
S101
JL116
SS79
JL105
SS80
SS29
SS28
SS27
SS26
SS33
1
2
3
4
5
0.3
2.2
4.8
R133
B+
JL130
B+
B+
B+
Note: The components identified by mark 0 or dotted line
with mark 0 are critical for safety.
Replace only with part number specified.
SERVO/SYSTEM CONTROL
4-18
18
19
20
CTL_X
CTLGND
9
CTL_Y
MA-373 BOARD (2/9)
(SEE PAGE 4-11)
PDCDAV
CN102
9P
1
SW 5V
2
CAP RVS
3
CAP FG
4
CTL-REF
M
M902
5
CAP VS
CAPSTAN
MOTOR
6
LIMITTER
7
CAPSTAN VCC
8
MTR GND
9
AN GND
CN101
5P
5
MTR GND
4
D.FG
M
M901
3
D.PG
DRUM
MOTOR
2
D.VS
1
MTR 12V
R107
39
39
Q101
PT380F3
R108
T SENS
22k
5.1
JL109
C105
0.001u
S100
(CAM ENCODER)
R100
PH100
15k
GP3S120S
(T REEL)
JL106
IC130
IC130
LB1943N
CAM MOTOR DRIVE
6
7
8
9
10
CN104
3P
JL131
0.3
1
CAM(-)
M
R130
M903
15k
6.3
13.4
13.4
2
CAM
N.C.
MOTOR
3
CAM(+)
C134
JL133
0.1u
47k
C131
47u
16V
JS130
MA-373 (4/9)
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