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SCHEMATIC DIAGRAM -1
: +B SIGNAL LINE : CD-DA SIGNAL LINE
OPTICAL PICKUP CIRCUIT
LASER DIODE 6 8 11 12 10 5 4 9
C 2 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 1
CD SERVO CIRCUIT
R701 4.7 C701 6.3V33
VCC PDF PDE LD LD GND GND NB GND NA VREF LPD GND TT+ FF+
C750 0.1 C713 0.1
C
3 4 5
Q701
R750 4.7
Q701
B1ADCF000001
LASER POWER DRIVE
29
30
C703 6.3V100
1 GND 2 VCC 3 BIN 4 AIN
NBOUT 8 GND 7 NAOUT 6 VREF 5
6
C
7 8 9 10 11 12
C714 6.3V100 C702 0.1
C706 2700P
C704 0.1
2 3
C707 0.027
C
C
13 14 15 16
1
PDE
2
PDF
3
VCC
4
PDA
5
PDB
6
LPD
7
LD
8
RF
9
RFIN
10
CSBRT
11
CEA
12
BDO
13
LDON PDOWN
14
GND
FEOUT
TEOUT
28
27
26
25
24
23
22
21
20
19
18
17
OFTR
VREF
FBAL
TBAL
ENV
FEN
TEN
C751 0.1
16
15
C747 180P C712 0.1 C711 0.1 R708 22K R707 39K R744 120K C749 2200P
C710 120P R702 10K R705 150K
R706 1K
C742 R704 0.027 1K
33
28
15
D3-
16
D3+
17
D4-
18
D4+
19
NC
20
PGND2
21
PVCC2
VREF
RSTIN
VCC
IN4
IN3
NC
C735 0.1
IC703
PGND1 PVCC1 GND 30 /RST PC2 D2+ D1+ D2D1IN1 IN2 NC NC NC NC
C734 10V220
14
13
12
11
10
9
8
7
6
5
4
3
2
NC
29 GND
22
23
24
25
26
27
28
1
R736 100
R735 100
36
C737 0.1
R725 390
/RFDET C752 1000P
CN701
IC701 AN8885SBE1
SERVO AMP
NC NC
NC
35
C738 0.01 R729 3.9K
C739 1500P R728 3.9K R749 4.7K
M
M702 SP MOTOR
R724 18K
C715 2700P R715 1K R727 3.9K
IC703 38
C736 0.1
37
M
M701 TRV MOTOR
FOCUS COIL/ TRACKING COIL/ TRAVERSE MOTOR/ SPINDLE MOTOR DRIVE
AN8739SBTE2
R723 6.8K
R731 6.8K
SCHEMATIC DIAGRAM - 2
: +B SIGNAL LINE : CD-DA SIGNAL LINE : CD SIGNAL LINE
CD SERVO CIRCUIT
20
18
19
24
R717 1K R721 100 C727 50V1
23
C725 1000P
22
C731 6.3V220 C730 0.1 R718 1K
C726 1000P C728 50V1
21
C754 470P
C732 6.3V220
C733 0.1
LCH OUT A.GND 27
C753 470P
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 CN702
RCH OUT +3.3V D.GND
C743 0.1
C723 10V220 C724 0.1
12 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
BYTCK /TEST RESY CRC DEMPH AVSS1 MSEL IPFLAG IOSEL /CLDCK FCLK AVDD1 OUTL RSEL IOVDD FLAG CLVS OUTR PSEL SSEL
17
LD SW TX +7.5V
25
8 BCLK 1 LRCK 2 SRDATA 3 DVDD1 4 DVSS1 5 TX 6 MCLK 7 MDATA 8 MLD 9 SENSE 10 /FLOCK 11 /TLOCK 12 BLKCK 13 SQCK 14 SUBQ 15 DMUTE 16 STAT 17 /RST 18 SMCK 19 CSEL 20 1000P
7
6
4
P.GND MCLK
60 VDD 59 X2 OUT 58 X1 IN
X701 R714 RSXZ16M9M01T 0 C722 10P C721 10P
26
MDATA MLD SPEED BLKCK SQCK R753 11 10 9 100 SUBQ STAT /RST RESET SW C745 2
TO MAIN CIRCUIT (CN310) ON SCHEMATIC DIAGRAM-5
57 VSS 56 SBCK 55 SUBC 54 VCOF2 53 PCK 52 EFM 51 AVSS2 50 AVDD2 49 VCOF 48 PLLF 47 DSLF 46 DRF 45 IREF 44 ARF 43 WVEL
R742 220K
C717 0.1 R711 82K
C744 5600P R709 47K
C718 R712 0.22 220
SERVO PROCESSOR DIGITAL SIGNAL PROCESSOR/ DIGITAL FILTER/ D/A CONVERTER
IC702 MN662790RSC
R741 47K
C716 820P
42 DSLF2 41 PLLF2
/RFDET TRCRS VDET RFENV TE LDON VREF FOD TRD FE TBAL FBAL KICK ECM BDO ECS
3 5
OFT
TVD
40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21
TRV
PC
S701 RESET SW
42
TJ701
16
15
1