Panasonic SA-PM31P Service Manual page 72

SA-PM31P / SA-PM31PC
SCHEMATIC DIAGRAM - 2
CD SERVO CIRCUIT
C724 C723
0.1 6.3V220
50
27
C706
0.1
C710
470P
C742
0.022
C747
R702
390P
4.7K
C707
R744
R705
0.022
47K
39K
34
28
C749
3900P
: +B SIGNAL LINE
23
C703
C704
6.3V100
0.1
R711
82K
R712
820
51
C716
680P
C705
0.1
41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
C702
0.47
40
RFIN
39
RFOUT
38
RESERVE
37
RFVDD
36
DCDET
35 A
34 C
IC702
33 B
MN6627953HB
32 D
SERVO PROCESSOR
31 F
DIGITAL SIGNAL PROCESSOR/
DIGITAL FILTER/
30 E
D/A CONVERTER
29 LD
28 PD
27 VREF
26
TEOUT
25
TEN
24
FEN
23
FEOUT
22
RFENV
21 CEA
20 18 15 14 13 12 11 10
19 17 16
33
32
R706 R704
1K 1K
: CD-DA SIGNAL LINE
: CD SIGNAL LINE
C755
0.1
C727
R717
50V1
1K
C725
1000P
C726 C728
R718
1000P
50V1
1K
R721
100
C730
C731
6.3V220 0.1
C762
C733
0.1
0.1
C759
16V10
C729
5
16V10
R760
100
TX 61
62
FLAG
24
MCLK 63
MDATA 64
MLD 65
66
STAT
BLKCK 67
NRST 68
69
DVSS3
X2 70
X1 71
72
IOVDD2
73
(FLAG0)DQSY 73
74
(NRFDET)TXTD 74
75
(IPFLAG)TXTCK
75
76
GIO0
76
77
GIO1 77
78
GIO2
78
GOUT0 79
80
GOUT1
6 4 3 2 1
9 8 7 5
C760 C746
0.1 0.1
72
13
14
17 19
16
18
LCH OUT
A.GND
RCH OUT
LD SW
C753
470P
12 D.GND
10
7 8 9 31 4
P.GND
MCLK
C743
0.1
MDATA
BLKCK
R764
1K
REST SW
LOADING
3
C745
0.01
R753
10
C722
53 22
22P
X701
RSXC16M9S04
C740
0.1
21
R714
470
C721
18P
64
S701
REST SW
2
1
11
17
16
15
+3.3V
14
13
12
+7.5V
11 TO
TX
MAIN
10
CIRCUIT
9
(CN306) ON
8
SCHEMATIC
7
DIAGRAM-6
MLD
6
5
STAT
4
/RST
3
2
1
CN702