25
17
16
15
14
1
3
2
4 5 6 7 8 9 10 11 12 13
CN701
Rch
IN
/RST
ST
A
T
SUBQ
SQCK
BLKCK
P.GND
MLD
MDA
T
A
MCLK
+B(7.5V)
TX
LRCK
D.GND
A.GND
Lch
IN
REST
SW
LOADING
19 20 21 22 23 24
/CLDCK
SRDA
T
A
BCLK
SUBC
SBCK
LD
SW
+B(3.3V)
18
30
17
16
15
14
1
3
2
4 5 6 7 8 9 10 11 12 13
19 20 21 22 23 24
18
25 26 27 28 29
C0JBAZ001800
CONVERTER
TC74HCT7007A
CONVERTER
TC74HC4050EL
CONVERTER
R704
100
R705
100
R706
100
R707
100
R708
100
R710
100
R716
100
R717
100
A C E C D F
A
C
E
B
B
F
F
D
D
F
D
C
1
2
3
8
13
14
15
16
9
10
11
12
4
5
6
7
NG1
1A
1Y
2A
2Y
3A
3Y
GND
Vcc
NG2
6A
6Y
5A
5Y
4A
4Y
A B A B
A
B
L740
1
H
R721
100
G
G
R719
100
H
H
R720
100
I
I
J
J
R731
150
K
R709
100
K
L
R724
100
L
R737
5.6K
M
M
R732
2.2K
N
A
O
O
P
P
C705
0.1
C703
0.1
C501
0.1
C738
0.1
L733
C740
0.1
A
C
D
B
R702
1K
R703
100
R701
1K
C701
1000P
R715
10K
i
h
g
f
e
T
D
C
E
F
B
A
N
R723
100
14
13
12
11
10
9
7
6
5
4
3
2
1
Y5
A5
Y4
A4
Y3
A3
Vcc
Y0
A0
Y1
A1
Y2
A2
GND
8
C733
50V2.2
L734
27
H
L735
27
H
C732
50V2.2
X
n
q
S
m
R
V
W
Z
Y
a
Q701
KTA1504GRTA
SWITCHING (LOADING)
Q702
KTC3875GRTA
SWITCHING (LOADING)
S
G
D
LRCK
BCCK
SRDA
T
A
BLKCK
NCLDCK
SUBC
SBCK
RX1
RX2
REQ
CS
CLK
D
A
T
A
I
DA
T
A
O
A
C422
470P
R419
5.6K
R421
82K
R306
56K
R431
10K
R430
2.7K
R429
2.2K
R229
2.2K
D
C416
0.15
C417
0.15
C418
470P
R422
4.7K
R423
100K
R424
22K
R224
22K
R425
4.7K
R223
100K
C218
470P
C217
0.15
R222
4.7K
R225
4.7K
C419
0.1
C219
0.1
C320
470P
R307
15K
C318
0.15
C319
0.047
C216
0.15
C317
50V1
D301
1SS355TE17
C
R230
2.7K
C222
470P
R231
10K
R219
5.6K
R221
82K
B
Q202,203,402,403
KTC3875GRTA
FILTER AMP
Q202
Q402
Q203
Q403
Q303
KTC3875GRTA
FILTER AMP
Q302
2SJ498CTA
SOUND CONTROL
A
B
C
CN731
SYSRST
D.GND
TX
LOAD
SW
D+3.3V
M+5V
NC
M.GND
M.GND
Lch
OUT
Rch
OUT
A.GND
A+3.3V
Rch
IN
DA.GND
Lch
IN
L731
27
H
R505
100
R506
100
R507
100
R517
100
R503
1K
C420
1800P
R426
1.5K
R427
15K
C220
1800P
R226
1.5K
R227
15K
U
C734
68P
L736
100
H
R738
1K
B
1
2
3
8
13
14
15
16
9
10
11
12
4
5
6
7
1Y
1A
2Y
2A
3Y
3A GND
4A
4Y
5A
5Y
NC
6A
6Y
NC
Vcc
M
K
R304
3.9K
7.6V
5V
3.3V
3.3V
3.3V
TO
CD SERVO CIRCUIT
(CN702) ON
SCHEMATIC
DIAGRAM-7
TO
MD SERVO CIRCUIT
(CN4) ON
SCHEMATIC
DIAGRAM-5
MAIN CIRCUIT
SCHEMATIC DIAGRAM-10
: +B SIGNAL LINE
: CD SIGNAL LINE
: MAIN SIGNAL LINE
: MD RECORD SIGNAL LINE
: MD SIGNAL LINE
R305 3.3M
L718
L701
3.3V
3.4V
3.3V
3.4V
3.3V
3.4V
3.3V
3.3V
3.7V
0V
0V
3.3V
3.4V
7.4V
3.1V
2.5V
7.4V
2.5V
3.1V
9.5V
7.1V
7.7V
7.1V
7.7V
9.5V
9.5V
2.1V
2.7V
1.6V
2.5V
7.7V
5V
3.3V
1.7V
1.7V
0V
3.3V
3.3V
(0V)
0.6V
(0V)
0.3V
(0V)
0.6V
(0V)
0.3V
3.3V
1.7V
1.7V
0V
(1.7V)
1.7V
1.7V
0V
(1.7V)
5V
1.5V
5V
(0.5V)
0.7V
(3.2V)
5V
0V
0V
0V
(4.9V)
0V
(3.3V)
0V
(3.7V)
0V
(2.4V)
Содержание SA-PM37MD
Страница 9: ...5 Caution for AC Mains Lead 6 Operation Procedures 9 ...
Страница 14: ...Use of Caution Labels 14 ...
Страница 19: ... Check the Main PCB and Power PCB when the unit is disassembled as shown in the figure below 19 ...
Страница 21: ... Check the MD Servo PCB when the unit is disassembled as shown in the figure below 21 ...
Страница 23: ...23 ...
Страница 26: ...26 ...
Страница 28: ...28 ...
Страница 29: ...29 ...
Страница 31: ...31 ...
Страница 32: ...32 ...
Страница 33: ...33 ...
Страница 34: ...34 ...
Страница 35: ...35 ...
Страница 36: ...36 ...
Страница 38: ...38 ...
Страница 42: ...42 ...
Страница 43: ...43 ...
Страница 45: ...45 ...
Страница 47: ... Follow Steps 1 and 2 described in Item 9 12 Follow Steps 1 to 7 described in Item 9 13 47 ...
Страница 52: ...52 ...
Страница 90: ...90 ...
Страница 91: ...19 Troubleshooting MD Section 91 ...
Страница 92: ...92 ...
Страница 93: ...93 ...
Страница 94: ...94 ...
Страница 95: ...95 ...
Страница 96: ...96 ...
Страница 97: ...97 ...
Страница 98: ...98 ...
Страница 99: ...20 Troubleshooting Flowchart CD Section Circuit 99 ...
Страница 100: ...100 ...
Страница 103: ...21 1 2 Deck Mechanism Parts List 103 ...
Страница 105: ...21 2 2 MD Mechanism Parts List 105 ...
Страница 107: ...21 3 2 CD Mechanism Parts List 107 ...
Страница 109: ...109 ...
Страница 110: ...21 4 2 Cabinet Parts List 110 ...
Страница 128: ...R837 ERDS2TJ101T 100 1 4W M 128 ...
Страница 139: ...Printed in Singapore M010800001 E N K J L FLE 139 ...