DSR-20MD/20MDP
4-91
4-92
MD-63, MD-64, MD-65 (TAPE DETECT), FP-406 (TAPE SENSOR) SCHEMATIC DIAGRAM
• See page 4-89 for MD-63, MD-64, MD-65, FP-406 printed wiring boards.
TAPE DETECT, TAPE SENSOR
MD-63, MD-64, MD-65
FP-406
16P
CN101
1
END SENS
2
C OUT
3
C IN
4
REC PROOF
5
CHIME VDD
6
CHIME SDA
7
CHIME SCK
8
CHIME GND
9
TAPE LED
10
COM
11
EL 5V
12
EL GND
13
T EL OUT
14
S S REEL FG
15
REEL LED
16
L S REEL FG
Q102
PT4600FS
S101
CL101
CL102
CL103
CL104
CL105
CL106
CL107
CL108
CL109
CL110
CL111
CL112
CL113
CL114
CL115
CL116
CL119
CL120
R101
180
C102
0.01
C101
100
6.3V
R102
22k
RV102
1M
RV101
47k
R108
820
R109
22k
R107
6800
R103
6800
IC103
BA10358F-E2
1
2
3
4
5
6
7
8
IC105
THS117-TE85L
1
2
3
4
IC102
TLP907-0(SONY2)
1
2
3
4
IC101
TLP907-0(SONY2)
1
2
3
4
CHIME GND
CHIME SCK
CHIME SDA
CHIME VDD
REC PROOF
C IN SW
COM
S902
S901
9P
CN002
1
TOP SENS
2
COM
3
L T REEL FG
4
REEL LED
5
EL 5V
6
S EL OUT
7
S EL GND
8
CC DOWN SW
9
S T REEL FG
C002
0.01
IC004
TLP907-0(SONY2)
1
2
3
4
R008
820
IC006
THS117-TE85L
1
2
3
4
C001
100
6.3V
IC003
TLP907-0(SONY2)
1
2
3
4
RV002
1M
R002
180
R007
22k
R003
6800
RV001
47k
IC005
BA10358F-E2
1
2
3
4
5
6
7
8
R005
6800
R004
22k
S002
Q001
PT4600FS
CL1
CL2
CL3
CL4
CL5
CL6
CL7
CL8
CL9
CL10
CL11
5P
CN204
1
MODE SWD
2
MODE SWC
3
MODE SWB
4
MODE SWA
5
COM
2P
CN203
1
LM LOAD
2
LM UNLOAD
11P
CN201
1
PG
2
FG
3
SENSOR VCC
4
GND
5
GND
6
U
7
U
8
V
9
V
10
W
11
W
14P
CN202
1
SENSOR VCC
2
PG
3
FG
4
GND
5
DRUM U
6
DRUM V
7
DRUM W
8
LM UNLOAD
9
LM LOAD
10
MODE SW D
11
MODE SW C
12
MODE SW B
13
MODE SW A
14
COM
CL117
CL118
1
A
IC005
IC006
IC003
IC004
CN901
D101
GL4600S
IC103
IC105
IC101
IC102
0
4.9
1.2
1.2
1.3
(1.5)
1.2
1.2
2.3
1.2
1.2
*
3.1
2.4
0
4.9
1.2
1.2
2.3
(1.2)
1.2
2.2
1.2
*
1.2
1.2
2.4
2.4
MD-65 BOARD
TAPE DETECT
-REF.NO:5,000 SERIES-
TAPE DETECT
-REF.NO:7,000 SERIES-
MD-64 BOARD
FP-406 BOARD
TAPE SENSOR
-REF.NO:5,000 SERIES-
MD-63 BOARD
TAPE DETECT
-REF.NO:6,000 SERIES-
S S REEL FG
L S REEL FG
TO CM-56 BOARD (2/2)
CN005
(SEE PAGE 4-103)
(SEE PAGE 4-101)
CN001
TO CM-56 BOARD (1/2)
NO MARK:REC/PB MODE
( ):WITHOUT A CASSETTE
( ):WITHOUT A CASSETTE
NO MARK:REC/PB MODE
CC DOWN SW
C OUT SW
S T REEL FG
L T REEL FG
T ELETEN
S ELETEN
MODE
SWITCH
LOADING
MOTOR
DRUM
MOTOR
M901
M903
S001
PB
SIGNAL PATH
Drum speed servo
Drum servo(speed and phase)
Drum phase servo
REC/PB
REC
(SEE PAGE 4-104)
CN008
TO CM-56 BOARD (2/2)
-
+
-
+
+
-
+
-
E
B
2
9
F
H
6
G
D
05
8
10
13
I
4
14
15
5
11
J
7
12
C
3
3.1
3.1
*
:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
*
:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
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 ...