61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
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
BCLK
LRCK
SRDATA
DV
DD
1
DVss1
TX
MCLK
MDATA
MLD
SENSE
/ FLOCK
/ TLOCK
BLKCK
SQCK
SUBQ
DMUTE
STAT
/RST
SMCK
CSEL
TR
V
TVD
PC
ECM
ECS
KICK
TRD
FOD
VREF
FBAL
TBAL
FE
TE
RFENV
VDET
OFT
TRCRS
/RFDET
BDO
LDON
PLLF2
DSLF2
WVEL
ARF
IREF
DRF
DSLF
PLLF
VCOF
AV
DD
2
AVss2
EFM
PCK
VCOF2
SUBC
SBCK
Vss
X1 IN
X2 OUT
V
DD
BYTCK
/CLDCK
FCLK/
GCT
IPFLAG
FLAG
CL
VS
CRC
DEMPH
RESY
IOSEL
/
TEST
A
V
DD
1
OUTL
A
Vss1
OUTR
EQSW
IOV
DD
PSEL
MSEL
SSEL
25
18
17
16
15
14
1
3
2
4
5
6
7
8
9
10
11
12
13
N
M
C727
50V1
C728
50V1
C725
1000P
C726
1000P
R718
1K
R717
1K
C754
470P
C730
0.1
C731
6.3V220
R721
100
C732
6.3V220
C733
0.1
CN702
C743
0.1
I
H
G
F
E
D
C
B
A
S701
(REST)
C745
0.1
A
B
C
D
E
F
G
H
I
G
F
E
D
C
B
A
I H G
F
E D C B A
R712
220
C718
0.1
C717
0.1
C744
5600P
R741
15K
R711
82K
X701
(33.8688MHz)
C724
0.1
C723
10V220
MN662790RSC
SERVO PROCESSOR/
DIGITAL SIGNAL PROCESSOR
DIGITAL FILTER/
D/A CONVERTER
Rch
OUT
/RST
ST
A
T
SUBQ
SQCK
BLKCK
P
.GND
MLD
MDA
T
A
MCLK
+B(7.5V)
TX
LRCK
D.GND
A.GND
Lch
OUT
REST
SW
LOADING
R753
10
R742
220K
R760
220
19
20
21
22
23
24
R709
47K
J
K
L
C760
0.22
Q703
DTA143XKA146
SWITCHING
Q702
DTC143XKA146
SWITCHING
C770
0.22
R762
2.7K
R763
1K
/CLDCK
J
J
SRDA
T
A
K
K
BCLK
L
L
SUBC
A
A
SBCK
B
B
C
C
LD
SW
D750
MA8056MTX
+B(3.3V)
M
N
C753
470P
7.6V
3.3V
3.3V
3.3V
PLAY
1kHz, 0dB
2.2V
P-P
0.8V
P-P
F=16.9344MHz
PLAY
0.8V
P-P
PLAY
0V
3.2V
F=75Hz
PLAY
2ms. 0.1V/DIV.
0.4V
P-P
PLAY
0.2V
P-P
2ms. 0.1V/DIV.
PLAY
0V
3.2V
T
13.3ms.
PLAY
0V
3.2V
T
13.3ms.
0.5 s. 0.2V/DIV.
3.3V
1.6V
P-P
F=16.9344MHz
3.3V
PLAY
0V
2.9V
T
13.3ms.
PLAY
0V
5V
0.1 s. 2V/DIV.
CD SERVO CIRCUIT
SCHEMATIC DIAGRAM-7
: +B SIGNAL LINE
: CD SIGNAL LINE
TO
MAIN CIRCUIT
(CN701) ON
SCHEMATIC
DIAGRAM-10
J
0V
3.3V
3.3V
3.3V
0V
3.3V
0V
3.3V
3.3V
3V
1.5V
1.5V
0V
3.3V
3.3V
1.7V
1.7V
0V(1.7V)
3.3V
1.6V
3.3V(3.1V)
3.3V(3.1V)
3.2V
0V
3.3V
0V(3.3V)
0V(2.4V)
3.2V
3.3V
1.6V
(0V)3.3V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
0V
(0V)3.3V
0V
(3.1V)0V
1.5V
1.6V
1V
1.6V
1.6V
0V
0V
3.3V
(0V)0.6V
(0V)0.3V
1.5V
1.5V
3.3V
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 ...