Service Manuals, User Guides, Schematic Diagrams or docs for : panasonic Audio SA-AK520 ALL SA-AK520P SVC sch1_2
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SCHEMATIC DIAGRAM - 1
: +B SIGNAL LINE : CD-DA SIGNAL LINE
OPTICAL
PICKUP CIRCUIT CD SERVO CIRCUIT
R701
4.7 C770 Q701
1 1 C701 0.1
VCC
6.3V33 B1ADCF000001
2 2
F Q701 LASER POWER DRIVE
C703 6.3V100
3 3
E C704 0.1
0.22 4 4 29 RF VOLT 30
12 E GND 1 LD R750 C716 680P
5 5 5.6
C2
LD GND R742 10K R743 4.7K
11 VREF F 2 6 6
GND
7 7
10 A VCC 3 C1 B
8 8
GND
0.039
0.47 C714
B 4 9 9
0.47
9 NC A 6.3V100
C705 0.1
0.22
1
10 10
VREF
C707
C706
C702
8 LPD LD 5
C3
11 11
LPD C713
12 12 0.1
7 GND LDG 6 GND
13 13
T- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
VR1
/RFDET
CAGC
DCDET
CEA
FEOUT (ENV) 3TOUT
VCC
RFOUT
RFIN
BDO
C750
LDON
OFTR
EQSW
OFTCONT
ARF
14 14
LPD
LD
T+ 0.1
15 15
F-
16 16
IC701
F+ AN22004A-NF
CN701 SERVO AMP
C751
TEOUT
EQ8ST
GCTL
VREF
TBAL
FBAL
0.1
GND
FEN
TEN
C
D
E
A
B
F
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
C712 C747 C710
0.1 470P 470P
R744 R702 R705
R738 39K
6.8K 4.7K 39K
C749 C742
34 3900P 0.047
C711 32
0.1 R706
1K R704
1K 33 42 40
39
R737 R708 0
6.8K
R707 0
41
R729 1.5K R728
18K
R727
1.5K R749
C735 18K
0.1
C734
10V220 14 15 16 17 18 19 20 21 22 23 24 25 26
D3+
D4+
PVCC2
NC
VCC
VREF
D3-
D4-
IN4
IN3
RSTIN
PGND2
NC
GND
NC
IC703
PGND1
PVCC1
R739
/RST
PC2
D2+
D1+
R736 C739 1K
D2-
D1-
C752
IN1
IN2
NC
NC
NC
NC
GND 10 0.01 0.01
13 12 11 10 9 8 7 6 5 4 3 2 1
R735
100
IC703
36 C737 0.1 35 AN8739SBTE2
FOCUS COIL/
M M702
SP MOTOR C738 C715
TRACKING COIL/
TRAVERSE MOTOR/
0.047 0.22 SPINDLE MOTOR DRIVE
37 C736 0.1 38
M M701
TRV MOTOR
R723
5.6K
R725
560
R731
22K
R715
2.7K
SCHEMATIC DIAGRAM - 2
: +B SIGNAL LINE : CD-DA SIGNAL LINE : CD SIGNAL LINE
CD SERVO CIRCUIT
R721
100 22 24
16
R717 C725 C727
1K 1000P 50V1
C726
1000P
R718 C728
1K 50V1
C730 C731
0.1 6.3V220
16
LCH OUT
19
C757 A.GND
6.3V100 18
25 RCH OUT
17
C758
+3.3V
0.1 C741 C744 C718 C740 16
1000P 0.015 0.082 0.1 D.GND
15
C753
C723 470P LD SW 14
6.3V220
TX
13
C724 R760 +7.5V
R712 0.1 100 12
10K
10K
10K
820 C743
12 11 10 9 P.GND TO
11
0.1 MCLK MAIN
10 CIRCUIT
R761
R762
R763
MDATA (CN310) ON
C755 9
0.1 MLD SCHEMATIC
8 DIAGRAM-5
NC 7
BLKCK
41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 6
NC
(DRF)RFSW
ADPVCC
DSLF
AVSS1
DVSS3
OUTL
OUTR
DVDD3
TMOD2
FLAG
EXT2
EXT0
IOVDD2
EXT1
AVDD1
PLLFO
AVDD2
AVSS2
R711 C717 R709
TX
PLLF
5
82K 0.1 100K
NC
4
40 IREF MCLK 61 STAT
3
39 ARF MDATA 62 /RST
2
38 LDON MLD 63
REST SW
1
37 BDO BLKCK 64
36 NRFDET PWMSEL 65 CN702
35 OFT SMCK 66
8 C780
34 RFENV SBCK 67
R753 10 0.1
33 TE IC702 STAT 68
NRST 69 13
32 FE MN6627934CH
31 FBAL SERVO PROCESSOR SPPOL 70
DIGITAL SIGNAL PROCESSOR/
30 TBAL DIGITAL FILTER/ PMCK 71 7
C729 D/A CONVERTER
0.1
29 IOVDD1 DQSY 72
28 FOM TXTD 73
27 FOP TXTCK 74
26 TRM NTEST 75
25 TRP OUT X2 76
24 TRVM(PC) C722
IN X1 77 12P
23 TRVP DVSS1 78
RSXB16M9J02T
22 SPOUT DVDD1 79
A10 (NCAS1)
21 DVDD2 MON 80
X701
R720
DRVDD
1M
NCAS0
DVSS2
NRAS
NEW
D3
D2
D1
D0
A3
A2
A1
A0
A9
A4
A5
A6
A7
A8
20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
R714 C721
220 12P
CAS
RAS
A10
WE
D3
D2
D1
D0
A3
A2
A1
A0
A9
A4
A5
A6
A7
A8
C782
C746 0.1
A5
D2
CAS
A9
A8
A6
A4
D3
A7
0.1
C733
0.1
26 25 24 23 22 21 20 19 18 17 16 15 14
VSS D3 D2 /CAS /OE A9 NC A8 A7 A6 A5 A4 VSS
IC704
C3ABMB000027
16M DRAM
VCC D0 D1 WE RAS NC NC A10 A0 A1 A2 A3 VCC
1 2 3 4 5 6 7 8 9 10 11 12 13 S701
REST SW
1
C781 C748
RAS
A10
WE
0.1 0.1
D1
D0
A1
A0
A2
A3
15
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