Panasonic SA-AK520E, Service Manual

Page: 133 / 166

(CN310) ON
DIAGRAM-5
: CD-DA SIGNAL LINE
CN702
15
REST SW
1
/RST
BLKCK
MLD
MDATA
MCLK
P.GND
+7.5V
LD SW
D.GND
+3.3V
RCH OUT
A.GND
S701
REST SW
C743
0.1
IC702
MN6627934CH
SERVO PROCESSOR
DIGITAL SIGNAL PROCESSOR/
DIGITAL FILTER/
D/A CONVERTER
TO
MAIN
SCHEMATIC
C729
0.1
R711
82K
C717
0.1
C744
0.015
R709
100K
R712
820
C718
0.082
C741
1000P
C755
0.1
C758
0.1
C757
6.3V100
C740
0.1
R717
1K
LCH OUT
C727
50V1
24
C753
470P
R718
1K
C728
50V1
22
C725
1000P
C726
1000P
R721
100
C731
6.3V220
C730
0.1
25
C724
0.1
C723
6.3V220
R760
100
R753 10
C722
12P
C721
12P
X701
RSXB16M9J02T
R714
220
R720
1M
C780
0.1
C782
0.1
C746
0.1
C781
0.1
SCHEMATIC DIAGRAM - 2
CD SERVO CIRCUIT
: +B SIGNAL LINE : CD SIGNAL LINE
12
11
10
2
4
6
8
9
7
5
3
1
13
14
15
16
17
18
19
A3 A2 A1 A0 A9 A4 A5 A6 A7 A8 CAS D3 D2 RAS WE D1 D0
A4 A5 A6 A7 A8
CAS
D3
D2
A3 A2 A1 A0 RAS WE D1 D0
A10
A9
A10
PWMSEL
BLKCK
MCLK
MDATA
MLD
SMCK
SBCK
STAT
NRST
SPPOL
PMCK
DQSY
TXTD
TXTCK
NTEST
OUT X2
IN X1
DVSS1
DVDD1
MON
D0 D1 NEW NRAS D3 NCAS0 A10 A8 A7 A6 A5 A4 A9 A0 A1 A2 A3 DVSS2 D2 DR
VDD
IREF
FBAL
TBAL
TRVP
TRVM(PC)
TRP
TRM
FOP
FOM
FE
TE
OFT
NRFDET
BDO
ARF
DVDD2
IOVDD1
RFENV
SPOUT
LDON
A
VSS1
TX
ADPVCC
OUTL
DSLF
(DRF)RFSW
PLLF
PLLFO
A
VDD2
A
VSS2
A
VDD1
DVSS3
TMOD2
EXT2 EXT1
IOVDD2
FLAG
DVDD3
OUTR
EXT0
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
64
61
62
63
68
65
66
67
72
69
70
71
73
74
75
76
77
78
79
80
1 2 3 4
21 22 23
5
20
6
19
7
18
8
17
9
16
10
15
11
14
12 13
24 25 26
VCC D0 D1 WE RAS NC NC A10 A0 A1 A2 A3 VCC
VSS A4 A5 A6 A7 A9 NC A8 /OE /CAS D2 D3 VSS
IC704
C3ABMB000027
16M DRAM
STAT
TX
23
NC
NC
NC
R761 10K R762 10K R763 10K
8
7
12
(NCAS1)
13
CIRCUIT
11 10 9
16
C733
0.1
C748
0.1