DSR-11
NO MARK:REC/PB MODE
4.5
0.1
0.9
0.3
1.5
2.5
2.5
4.9
-0.2
-0.2
4.6
2.4
3
4.2
2.5
2.5
2.5
2.5
2.5
2.5
4.9
4.6
0
0
0.7
0.7
0.7
0
0
2.6
3
3
1.5
3.1
1.6
3.1
1.3
1.3
1.3
1.3
1.1
0.2
4.9
0.7
0.7
0.7
0.2
1.2
0.7
0
0.2
1.4
0
4.9
4.9
1.8
1.8
1.8
0.6
0.6
0.6
1.2
1.2
1.2
2.4
0
0
0.5
0.6
3.1
0
0
0.5
0.5
0
3.1
0.4
0.4
4.9
0.2
4.9
0.2
4.9
0
0
0.2
0
0.2
0
1.2
0.6
2.4
1.8
0
1.8
2.4
1.8
0
1.2
0.6
1.2
0.6
11
10
9
CL501
11P
CN500
1
W
2
W
3
V
4
V
5
U
6
U
7
GND
8
GND
9
SENSOR Vcc
10
FG
11
PG
CL241
CL228
0.1u
C521
100
R513
CL216
JR504
1
R207
CL212
0.001u
C504
CL525
LND004
case_A4
CL526
22k 0.5%
R519
0
R500
CL991
CL524
XX
R210
CL222
LB1897D
IC200
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
10uH
L200
1k
R200
CL503
CL237
CL239
0
R506
CL502
0.1u
C524
XX
R990
CL240
0.5%
180k
R522
10k
R503
CL247
10k
R504
CL232
16V
1u
C501
CL227
LND007
case_B3
CL506
150k
0.5%
R508
0.01u
C509
CL210
CL246
LND001
case_A1
560p
C518
1k
R212
CL229
22k
0.5%
R518
CL251
CL238
JR505
0.1u
C523
CL205
LND008
case_B4
CL516
CL225
LND005
case_B1
CL990
XX
R992
JR503
1
R534
10k
R201
0.1u
C503
100
R512
0
R525
1
R515
0.01u
C510
CL511
CL233
0
R211
XX
R510
CL517
20V
4.7u
C520
LND010
GND_A2
0.5%
12k
R203
1k
R507
CL248
XX
R991
CL224
1
R532
100
R514
CL217
CL500
CL250
CL230
1
R533
LND006
case_B2
1
R205
120k
0.5%
R520
0.1u
C507
20V
4.7u
C525
CL236
CL220
21P
CN200
1
T
APE_END
2
CC_DOWN
3
C_IN
4
MODE_A
5
MODE_B
6
MODE_C
7
MODE_D
8
S_ELETEN
9
T_ELETEN
10
5V
11
5V
12
T
APE_LED
13
GND
14
L_CASSETTE
15
DEW
16
W-
17
W+
18
V-
19
V+
20
U-
21
U+
0.1u
C519
CL235
CL206
XX
R521
LND002
case_A2
0.1u
C512
CL512
XX
R524
CL203
10k
0.5%
R509
CL243
XX
R523
CL219
0.1u
C206
CL231
JR502
CL505
3300
R511
JR501
21P
CN201
1
REEL_V
2
REEL_V
3
REEL_U
4
REEL_U
5
REEL_w
6
REEL_W
7
GND
8
GND
9
FG1
10
5V
11
5V
12
FG2
13
SREEL_FG
14
TREEL_FG
15
REC_PROOF
16
CHIME_4(VDD)
17
CHIME_3(SDA)
18
CHIME_2(SCK)
19
GND
20
GND
21
T
APE_TOP
XX
Q500
25V
4.7u
C204
TA8486F(EL)
IC501
123456789
1
0
1
1
1
2
13
14
15
16
17
18
19
20
21
22
23
24
20V
4.7u
C207
CL218
CL244
4700p
C502
CXA8062R-EB
IC500
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
CL992
CL242
LND009
GND_A1
LND011
GND_B1
1M
R204
CL515
0.1u
C505
20V
4.7u
C511
CL223
CL249
2SB709A-QRS-TX
Q200
CL527
0.01u
C508
4700
R223
CL245
CL519
CL507
CL226
1
R208
10k
R505
1
R535
CL509
CL214
2P
CN501
1
CM_UNLOAD
2
CM_LOAD
0.1u
C202
CL215
1
R206
CL508
0.1u B
C200
CL221
CL213
0.1u B
C201
0.5%
20k
R202
0.1u
C205
1
R516
470k
R209
47k
R224
0
R225
0.01u
C208
0.1u
C203
0.5%
470
R501
LND003
case_A3
0.1u
C522
CL234
0.1u
C506
2SD2216J-QR(K8).SO
Q201
NJM2903V(TE2)
IC202
1
2
3
4
5
6
7
8
0.1u
C515
LND012
GND_B2
CL510
XC_IN
LP001
12-9
12-8
12-7
12-6
12-4
+3V
12-3
12-2
12-1
+5V
REG_GND
1
A
10uH
L500
M
12-5
END_SENS
S_ELETEN
WHE_-
T_ELETEN
SFG_IN
CM+
DRUM_CLK
MODE_A
UHE_+
WHE_+
REEL_ON
TOP_SENS
CM-
UHE_+
L_CASSETTE
WHE_+
CM_LIMIT_DET
WHE_-
CC_DOWN
TFG_IN
UHE_-
VHE_-
MODE_D
REEL_M_FG
DRUM_FWD
VHE_-
VHE_+
T
APE_LED
UHE_-
CHIME_SCK
DRUM_FG
DRUM_PWM
VHE_+
CHIME_SDA
REEL_EVR
MODE_B
CM_LIMIT_ON
CHIME_VDD
DRUM_ON
MODE_C
REC_PROOF
DRUM_PG
C_IN
REEL_DRIVE
(REEL_ON)
2
16
L
I
20
K
12
G
6
8
D
E
HD-024 BOARD (5/5)
B
7
05
19
15
13
10
17
11
C
21
H
F
3
18
J
14
9
4
5
M
IC500
IC200
IC202
IC501
DRUM
-REF.NO.:40,000 SERIES-
DRUM MOTOR DRIVE,FL MOTOR DRIVE,REEL MOTOR DRIVE
XX MARK:NO MOUNT
SIGNAL PATH
Drum servo(speed and phase)
PB
REC
REC/PB
Drum speed servo
Drum phase servo
HD-024 BOARD (4/5)
12
(LEAD PIN)
7
(SEE PAGE 4-77)
(THROUGH THE FMD-14 FLAT CABLE)
MD-76 BOARD CN2
(1/5)
HD-024
BOARD
(THROUGH THE FMD-14 FLAT CABLE)
(SEE PAGE 4-77)
MD-76 BOARD CN1
M905
FL MOTOR
MOTOR
M901 (2/2)
4-69
4-70
DRUM MOTOR DRIVE, FL MOTOR DRIVE, REEL MOTOR DRIVE
HD-024 (5/5)
HD-024 (DRUM MOTOR DRIVE, FL MOTOR DRIVE, REEL MOTOR DRIVE) SCHEMATIC DIAGRAM
• See page 4-71 for HD-024 printed wiring board.
• See page 4-98 for waveforms.