DSR-20MD/20MDP
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
*
:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
2.5
2.5
2.4
4.9
2.5
0.3
2
2
2
2
1.2
5
1.6
2.5
2.5
0.2
0.8
1.4
1.8
3.4
3
3
1.9
3
5
2.5
2.4
3.1
3.8
3
3
3
3.1
0.6
3.1
5
0
2.5
0
0
0
0
0
0
0
13.5
13.5
-0.1
0
2.4
2.5
-0.1
*
3
5
1.5
2.1
1.5
*
3.1
0
0
3
3.1
3
0
0
3
3.1
3
0
3.1
0.1
3.1
2.9
0.1
3.1
1.9
1.1
2.3
1.8
2.6
2.4
2.7
1.5
1.5
0.2
0.3
1.5
*
*
3.1
3.1
0
3.1
3.1
3.1
3.1
3
0
3
3
3
3
0
0
3
R1.8/P1.2
0
0.6
0
2.9
1.5
0.2
3.1
0
0
3.1
3.1
0
3.1
3.1
0
0
3
1.4
1.4
R0/P1.4
R1.9/P0.3
R0.4/P1.4
R0/P3
2.9
3.1
1.6
1.4
3.1
0.6
0.7
0.8
0
1.5
5
3
3
3
1
2
3
4
5
6
11
10
7
8
9
12
13
14
DSR-20MD
DSR-20MDP
R182
1M
R158
1M
R006
47k
R560
4700
R114
4700
R009
1k
R565 1k
R566
1k
R003
39
R553 10k
R554 10k
R011
47k
R555 10k
R002
4700
R142 XX
R504
XX
R092
47k
R115
560
R055
1k
R109
22k
R063
1k
R136
1k
R545
4700
R540 XX
R546
10k
R203
1M
R541 10k
R138
1k
R091 22k
R542 10k
R090
22k
R020
68k
R137
1k
R082
10k
R050
15k
R108
0
R096
1k
R095
560
R068
XX
R094
6800
R051
10k
R110
10k
R559
XX
R039
12k
R558
XX
R005
2200
R117
560
R069
33k
R001
2200
R118
2200
R099
220k
R557
XX
R134
9100
R097
10k
R133
12k
R120
10k
R116 2200
R551
47k
R167
47
R552
47k
R148
47
R543
100
R107
47k
R544
XX
R165
47
R500 XX
R098
1M
R505 XX
R052
47k
R076
2200
R535
47k
R112
22k
R083
47k
R536
0
R537
0
R538
0
R539
XX
R010
47k
R119
10k
R283
47k
R012
47k
R030
1k
R053
1k
R060
1k
R067
10k
R070
10k
R077
100
R080
100
R084
100
R160
XX
R086
1k
R088
1k
R093
1k
R078
1k
R104
0
R075
1k
R126
1k
R127 1k
R128 1k
R129 1k
R059
560
R019
0
R017
0
R040
6800
R046
6800
R079
10k
R506
1k
R036 100
R035 100
R556 100
R132 100
R113
1k
R111
1k
R066
100
R089
1k
R071
100
R087
1k
R102
47k
R085
1k
R103
47k
R081
1k
R029 1k
R064
1k
R026 1k
R061
1k
R028 1k
R054
0
R027
47k
R021
47k
R018
47k
R016
47k
R286 1k
R033 1k
R130 100
R131 100
R143
10k
R032 1k
C047
0.1u
B
C037
XX
C030
0.01u
F
C034
0.01u
C051
0.1u
F
C035
0.01u
C068
0.01u
F
C036
0.1u
C019
0.01u
B
C513
2200p
C003
XX
C005
0.01u
B
C011
0.022u
B
C017
2200p
B
C001
150p
CH
C027
0.01u
B
C004
150p
CH
C026
0.1u
F
C514
0.01u
F
C031
0.1u
C002
XX
C041
0.047u
F
C045
XX
C040
0.1u
B
C056
0.1u
B
C063
0.33u
F
C007
0.1u
F
C018
0.01u
B
C024
10p
50V
CH
C028
10p
50V
CH
C029
0.1u
50V
F
C021
0.1u
L005
10uH
L006
10uH
L003
470uH
L001 XX
L002
XX
L004
10uH
L007
47uH
CL026
CL501
CL043
CL007
CL503
CL504
CL505
CL021
CL036
CL011
CL031
CL040
CL024
CL064
CL039
CL511
CL037
CL046
CL010
CL512
CL008
CL513
CL027
CL006
CL514
CL012
CL515
CL009
CL516
CL034
CL035
CL517
CL029
CL038
CL518
CL028
CL062
CL005
CL519
CL030
CL004
CL033
CL002
CL022
CL056
CL001
CL529
CL042
CL057
CL019
CL048
CL058
CL018
CL025
CL061
CL003
CL041
CL063
CL020
CL032
CL047
CL528
CL023
CL015
CL016
CL013
CL017
CL014
CL065
CL500
CL066
CL067
CL060
CL044
CL133
CL068
CL051
CL059
CL054
CL053
CL055
CL052
CL134
CL050
CL049
C052
1u
50V
C515
100u
6.3V
C032
1u
50V
C006
10u
16V
C020
10u
16V
C022
10u
16V
C039
22u
6.3V
C053
33u
25V
C009
100u
6.3V
C025
10u
16V
LND005
CN002 8P
1
2
3
4
5
6
7
8
CN001 16P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
CN003 30P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
CN004 8P
1
2
3
4
5
6
7
8
IC003
CXP912032-073R-T6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
IC005
CXA8044Q-T4
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
IC001
TC7S66F(TE85R)
123
4
5
IC11
CXA8010M-E1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
IC014
BA10393F-E2
1
2
3
4
5
6
7
8
IC006
UPC339G2-E2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
FL001
7
1
2
3
4
5
6
10
12
9
FL002
7
1
2
3
4
5
6
10
12
9
Q001
2SB709A-QRS-TX
Q500
2SB709A-QRS-TX
Q003
MSD601-RT1
Q004
UN2211-TX
Q503
UN2213-TX
Q504
UN2213-TX
Q002
UN2213-TX
MA786-TX
D001
MA786-TX
D011
MA786-TX
D012
X001
IC009
BA6219BFP-Y-E2
1
2
3
4
5
6
7
8
9
10 11 12 13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
RD10M-T1B
D002
XX
PS002
CL530
CL531
1k
R573
1k
R574
CL532
1k
R575
CL533
CL534
CL535
CL045
XX
R004
CL901
CL902
CL903
CL904
0
R901
0
R902
XX
R903
XX
R904
LND010
GND
LND011
GND
0
R015
1
A
IC002
TC74HC08AF(EL)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
MC74
S1
C8
MC96
MC95
MC27
MC29
MC49
FG1
FG2
A2
A3
A1
MC71
MC26
SE1
MC61
MC60
MC62
MC59
MC38
MC53
MC54
MC1
MC35
MC33
MC34
MC6
MC81
MC98
MC97
MC94
MC93
MC3
MC5
MC36
MC20
S3
S2
MC72
MC71
MC28
MC19
MC20
MC57
MC56
MC59
MC53
MC54
MC1
MC3
MC5
MC6
MC11
MC22
MC23
MC24
MC25
MC28
MC58
MC36
MC78
MC79
MC89
MC90
MC91
MC92
MC97
MC98
MC100
SE1
MC79
MC19
MC26
MC33
MC34
MC35
MC38
MC44
MC45
MC46
MC49
MC52
MC51
MC61
MC60
C7
MC43
MC62
MC21
MC21
MC99
MC81
MC99
A4
3.1V
3.1V
MC95
MC96
D8
D7
MC74
MC11
MC100
GND
5V
PBRF
ATF GAIN
GND
PBRF PSV
SCOD WINDOW
L S REEL FG
REEL LED
S S REEL FG
COM
TAPE LED
CHIME GND
END SENS
XME_MP
RF_5V
RF_5V
RP3.1V
RP3.1V
GND
MO_RST
TRKD
MOTOR GND
CHIME VDD
CHIME SDA
CHIME SCK
CHIME GND
CHIME SCK
CHIME SDA
CHIME VDD
SP SI
SP S0
FLTD
SP CS MECHA
DX_PLL_ERR
AV_AREA
MECHA SCK
SP SCK
C IN
REC PROOF
MECHA-STB-DA
MECHA SO
MECHA SI
DRAM-BNK
TBC-REN
JSWP
C IN
GND
UNSW 3.1V
EL GND
EL 5V
SW 3.1V
GND
SW 5V
SW_6V
UNSW 14V
C OUT
T EL OUT
UNSW 6V
GND
N.C
MOTOR GND
XMECHA_CS_D1
05
15
14
13
12
11
10
9
8
7
6
5
4
3
2
L
K
J
I
H
G
F
E
D
C
B
20
19
18
17
16
21
22
23
M
N
O
CM-56 BOARD (1/2)
TO JC-19 BOARD (12/18)
CN501
(SEE PAGE 4-41)
(SEE PAGE 4-91)
CN101
TO MD-63 BOARD
CN103
TO RP-228 BOARD (1/2)
(SEE PAGE 4-11)
CN10
(SEE PAGE 4-118)
TO U-2 BOARD
-REF.NO.:4,000 SERIES-
SERVO,SYSTEM CONTROL
XX MARK:NO MOUNT
IC002
IC006
IC003
IC005
IC014
IC11
IC009
IC001
20MHz
REC
REC/PB
Capstan servo(speed and phase)
Drum servo(speed and phase)
SIGNAL PATH
Capstan phase servo
Drum phase servo
Capstan speed servo
Ref.signal
Drum speed servo
PB
P
UNSW_14V
SW_5V
MOTOR_GND
1
TO CM-56 BOARD (2/2)
(SEE PAGE 4-103)
UNSW_6V
SW_3.1V
FG_GND
1-8
MOTOR_GND
SW_5V
1-7
1-3
1-4
1-6
EL_GND
1-5
SW_5V
1-2
UNSW_3.1V
1-1
SW_3.1V
F001 1.25A
PS001 1.25A
:DSR-20MD
:DSR-20MDP
4-101
4-102
SERVO, SYSTEM CONTROL
CM-56 (1/2)
CM-56 (SERVO, SYSTEM CONTROL) SCHEMATIC DIAGRAM
• See page 4-97 for CM-56 printed wiring board.
• See page 4-123 for waveforms.
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque
0
sont
critiques pour la sécurité.
Ne les remplacer que
par une piéce portant le numéro spécifié.
Summary of Contents for DSR-20MD
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Page 223: ... 294 DSR 20MD 20MDP 9 974 189 11 Sony EMCS Co 2007E0500 1 2007 5 Published by Kohda TEC ...