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OPTICAL PICKUP Semiconductorl aser
Q701 Laser power drive +B2
AN8839NSBE2 IC701 SERVO AMP
6
LPD
+B2 (RF) TJ701 8
RF
+B2
9
RFIN
10
CSBRT
11
CEA
OFTR DET. Vref. Vref. BDO DET. Vref. RF DET.
A
3 TENV
ENV
19 RFENV 17 OFT 12 BDO 15 /RFDET 25
7
LD
OFTR BDO
/RFDET FE IN
4 +B2
PDA
Ach VCBA Subtracter Vref.
FE OUT VCC
Vref.
Photo detector
E E
13
LDON B
24 3
FE
Bch
+B2
Vref. 5
PDB
Vref. D A D
VREF
C B C
Vref. 1
PDE E
Vref.
GND
26 VREF 14
Ech VCBA Fch
Vref. Vref. 2
PDF
Subtracter Vref.
F
F
F
Vref.
PDOWN TEOUT TBAL FBAL TEIN
Vref.
27
28
22
16
23
VREF
AN8739SBE2 IC703 FOCUS COIL / TRACKING COIL / TRAVERSE MOTOR / SPINDLE MOTOR DRIVE Focus coil
F+ 17
D4+
LDON
TBAL
FBAL
VREF
22 24
TE
(VREF) TJ702
TRD
F-
16
D4-
Focus coil drive
IN3
Tracking coil
T+ 15
D3+
T-
14
D3-
Tracking coil drive
IN4
23
FOD
TRV+
11
D1+
M701 TRAVERSE MOTOR
M M
TRV-
10
D1-
Traverse motor drive
IN1
6
TVD ECS
SP+
13
D2+
IN2
3
ECM
M702 SPINDLE MOTOR
SP-
12
D2-
Spindle motor drive
PC2
4
PC
8 19
PGND1 PGND2
Reset signal generator
PVcc1 PVcc2
7 20
+B1
/RST
1
DILRCK
DIDATA
DISCK
+B2 +B2
MN662790RSA1 IC702 SERVO PROCESSOR / DIGITAL SIGNAL PROCESSOR DIGITAL FILTER / D/A CONVERTER
+B2
66
CLVS
69
RESY
78
DIDATA
79
DILRCK
80
DISCK
72
AVDD1
71
/TEST
4
DVDD1
50
AVDD2
60
VDD
77
IOVDD
5
DVss1
74
AVss1
51
AVss2
57
Vss
70 67 13 62 56 55 68 +B2
SQCK SUBQ
IOSEL CRC
PWM (L)
8 times oversampling/ digital filter
BLKCK
OUTL
73
Digital deemphasis
CD-text buffer
/CLDCK SBCK SUBC DEMPH SSEL
1 bit DAC PWM logics
PWM (R)
OUTR
75 R ch
EFM demodulation / Sync interpolation Subcode demodulation
80 14 15 48 53 41 52
Subcode buffer
SQCK SUBQ PLLF PCK PLLF2 384FS DSLF
FLAG IPFLAG
65 64 6 24 25 23 2 3 1 16 42 26 21 29 22 27 28 31 30 12 11
VREF TVD TRD FOD TBAL FBAL DSLF2 IPFLAG
Digital audio interface 16k SRAM
TX
ECM
ECM ECS PC LRCK SRDATA BCLK
Digital audio interface
ECS PC LRCK
DSLF2
47
Circ error correction/ deinterleave
DSL / PLL VCO
46 44 +B2 76 78
MLD MCLK MDATA
DRF ARF RSEL PSEL MLD MCLK MDATA IREF STAT MSEL VCOF2 VCOF BYTCK
Interporation/ soft muting/ digital attenuation
SRDATA BCLK DMUTE DSLF2 KICK TRV VREF
9 7 8 45 17 79 54 49 61
D/A converter
TVD TRD FOD TBAL
+B2
STAT
Servo CPU
Micro computer interface
Output port
FBAL /TLOCK /FLOCK
VCO
Timing generator pitch control
A/D converter
X2 OUT TRCRS RFENV SMCK FCLK CSEL X1 IN
Input port
VDET
Servo timing generator
/RFDET SENSE WVEL LDON /RST OFT
19
63
20
59
58
32
33
34
37
35
39
BDO
FE
TE
38
36
10
43
40
18
LDON
BDO
/RST
FE
TE
OFT
X701 (16.9344MHZ)
RFENV
/RFDET
+B4 32 Vcc 16 GND
+B4 1,6, 22 Vcc
23,39, 44
A0~10
A11~17/ D0~7
UCAS 30
OE
X1000 (27MHz)
5~12, 23
26, 27
2~4, 13~15
17~21, 25,28~30
24
22
18~ 21
24~ 28
2~5, 7~10
35~38, 40~43
OE
29
16
MA0~10
MD0~15
TC7W04FUT2L IC1003 INVERTER TC7W14FUTE1L IC1004 INVERTER
44~46, 48, 54, 50~52 56~58
10~15, 21, 17,19, 23~29
37 MCE
38 MWE
106 117
VCK HCK
RAS0 CAS
42 40 69 75 72
BCLK
3
CD BCK
Y-OUT C-OUT
LRCK SRDATA
5 4 86
CD LRCK CD DATA DA XCK CD C2PO CDG-VFSY DA-DATA DA-LRCK DA-BCK CDG-SDATA
VGAIN
IPFLAG /CLDCK ISRDATA ILRCK IBCLK
6 123 110 108 111
MN89103M2 IC1000 MPEG VIDEO AUDIO DECODER
VREF
73
COMPOS-OUT CLK SEL(0) CLK SEL(1) CLK SEL(2) CLK SEL(3) VDDMAX-IN HDO-OUT VDDMAX-OUT RESET I/O Vss AGND HRDY VDD3 Vss AVDD
67 77 78 79 81 61 109 +B4 +B4 +B3
TC7W14FTC12L IC403 INVERTER
122
DA-EMP
114 107 121 119 112 113
HSEL
HINT
HD-IN
60
2,16,39, 47,53,80, 99,104, 116,
20 68, 71, 76, 85
18,22,41, 66,70, 49,55,82, 74,87 102,118, 120 +B3 +B5 D601~605 (DCSC1~5)
D606 ( )
14 PLAY
15 STOP
1~4, 6~9, 16,17 1~5PLAY/ DISC1~5
Vss
NJU3713GTE1 IC601 LED DRIVE 5
18 +B6
DATA
VDD
10
11
CLK
12
LD DATA
LD CLK
EMPH
HCK
HSEL
HINT
HDIO
HRDY
LD STB
VRST
/STB
LCAS 31 +B5
A0~8
DQ1 ~16
RAS
LH532KU1 IC1001 2M ROM
15 CE
WE
M44260CTP7 IC1002 4M DRAM
Vss
JK401 +B8 Q16,17 +B6 +B7 Q14,15 +B4 Regulator 4 D11~13 5 +10V 6 7 8 Q402 Q13,12 +B1 Q20,21 +B3 Regulator Q18,19 +B5 Regulator Q11 Switching Regulator Interface Q403, 404 Interface 9 10 11 12 13 14 15 A.GND D.GND V.GND CT.GND R ch 16 17 18 VIDEO OUT D405 19 20 +B(10V) D.GND SCLK DATA NC V.GND To SOUND PROCESSOR/ CASSETTE DECK NC BLOCK DIAGRAM NC NC NC NC CD Rch OUT A.GND CD Lch OUT NC NC CS Regulator 1 2 3 SYNC CD REQ CT.GND
UPC29M33HB IC11
+B2 Regulator D17,18
+B6 +B6
HCK HINT HSEL HRDY EMPH VRST HDIO LD DATA LD CLK LD STB
X401 (8MHz)
Q404 Reset +B6
41
42 EMPH
45 HRDY HCK
46
47 HDI
43 HDO
68 HINT
44 VRST HSEL
5 LD DATA
6 LD CLK
7 LD STB
13 PWCNT
74
73 VREF VCC
12 REQ
8 CS
25 HALT
65 TEST
9 CLK
10 DO
11 DI
30 CFI
31 CFO
27 RESET CNVS VREF-
/RST MCLK MDATA MLD
69 71 72 70
SRVRST MCLK
M38067MC412F IC401 SYSTEM CONTROL
BLKCK KEY1~3 SUBQ SQCK REST SW CSEL HALF STAT SW5 SW1 SW2 SW3 SW4 VSS PSTN 17 CCW PLG 37
MDATA MLD
67
23
16
78
77
21
1~3
15
19 S1 (TRAY POSITION 1 DET.)
18 S2 (TRAY POSITION 2 DET.)
20 S3 (OPEN DET.)
24
39
40
CW
38
32
26
75
S5 (BOTTOM)
+B6 14 Vcc
+B6 KEY SWITCH (S601~623)
S4 (CLAMP)
TC74HCT7007A IC402 CONVERTER (3.3V To 5V)
Q405, 406 +B8 Plunger drive
SUBQ BLKCK STAT
13 1 11 9 S701 (REST)
A5 A0 A4 A3
Y5 Y0 Y4 Y3
12 2 10 8
PLUNGER Q1 D2 4 5 D1 (POSITION SENSOR) Motor drive +B6
TA7291S IC1 MOTOR DRIVE
2
+B2
GND 7
M
10 RM1 (LOADING MOTOR) 6 1 7,8 +B7
SQCK
Note: : CD-DA//VCD(audio&video) signal : VCD(video) signal : CD-DA/VCD(audio) signal