CFD-S20CP
20
20
A
C
B
F
E
D
A
C
B
D
LD
PD
VR
F
T+
T–
F+
F–
SL+
SL–
SP+
SP–
E
VREF
LD
PD
LD POWER
CONTROLLER
Q701
APC
FIN2
FIN1
LDD
LDS
TIN2
TIN1
VREF
RF
10
9
11
80
7
79
4
8
20
17
18
TRACKING
COIL
DRIVE
10
7
FOCUS
COIL
DRIVE
TIN
FIN
25
SLIN
SLED
MOTOR
DRIVE
3
SPINDLE
MOTOR
DRIVE
SPIN
VREF
OPIN
MUTE
T+
T–
12
11
F+
F–
26
27
SL+
SL–
2
1
SP+
SP–
TRACKING
COIL
FOCUS
COIL
OPTICAL PICK-UP
BLOCK
(KSS-213R)
M
M
M702
SLED
MOTOR
M701
SPINDLE
MOTOR
SLED/SPINDLE
MOTOR DRIVER,
TRACKING/FOCUS
COIL DRIVER
IC702
S701
(LIMIT)
EFMIN
HFL
AGC
PH(RFENV)
FE
TE
VREF
CONT1
FSEQ
CONT4
DRF
RES
DI
CE
CL
WRQ
DO
XOUT
XIN
LCHO
RCHO
DATA
DATACK
LRSY
ASDFIN
ASDACK
ASLRCK
CF2
FSX/16MIN
16MOUT
1
3
67
TDD
TD
FD
SP
SL
31
72 25
66
63 61 62
49
48
73
74
75
76
77
78
80
1
2
3
4
5
9
59
58
57
56
55
52
50
65 64
42
45
RF AMP,
SYSTEM SERVO PROCESSOR,
DIGITAL SIGNAL PROCESSOR
IC701
59
48
72 77
74 76 75 50 73
78
X701
16.93MHz
CE(CD)
DI(CD)
CL(CD)
WRQ(CD)
RES(CD)
DRF(CD)
FSEQ(CD)
DO(CD)
79
44
RESB
49
INTB(MP3)
80
CE
70
CL(MP3)
69
CMDIN(MP3)
68
CMDOUT(MP3)
RESB
INTB
CE
CL
CMDIN
CMDOUT
CD DOOR
VH
93
P-CON
58
REG-CHK
SYSTEM CONTROLLER
IC801 (1/2)
CD +3.3V
SWITCH
Q806,808
BATTERY
CHECK
Q804,805
POWER
CONTROLLER
Q807,D802
AUDIO+6V
REG
Q955,D953
POWER
SWITCH
Q952,953
POWER
SWITCH
Q951
D.VDD (3.3V)
COM. 3.3V
CD-CONT
S801
PUSH
OPEN/
CLOSE
VDD (SW)
AUDIO 6V
D901 – 904
RECT
F902
T901
POWER
TRANSFORMER
J901
AC IN
Signal path
: CD
CLV,CAV
CONTROL
PLL
VCEC
SWITCH
ERROR
CORRECTION
AUDIO CD
A/D
CONVERTER,
SERVO
PROCESSOR
FRAME SYNC
DETECT,PROTECT
INSERT
EFM DECODER
INTERPOLATION
MUTE
&
ATTENUATION
DEEMPHASIS
8FS
DIGITAL
FILTER
&
1-bit DAC
SERIAL
OUT
EXTERNAL
AUDIO IN
LPF
SLICE
LEVEL
CONTROL
GENERAL
PURPOSE
PORT
COMMAND
INTERFACE
CLOCK
GENERATOR
23
15
FD
SL
SP
TD
VREF
VREF
VREF
CD_IN_R
DATACK
LRSY
79
60
DATA IN
ADDATA
ADBCK
ADLRCK
CF2IN
WEB
OEB
CASLB
CASUB
RASB
CKOUT
7
54
41 44 43 45 42
16 30 31 29 15
23-30,33-40
60-53,50
18-21,24-28
2-5,7-10,
35-38,40-43
CKIN
CMDOUT
CMDIN
CL
CE
INTB
RESB
CMDOUT
CMDIN
CL
CE
INTB
RESB
CD_IN_ L
DRY BATTERY
SIZE " D "
(IEC DESIGNATION R20)
6PCS,9V
4.5V
4.5V
D/A
CONVERTER
PH/BH
+3.3V
REG
Q957,D957
RADIO 6V
P.VDD (6.2V)
60
VM
20
FDD
SPDO
SLDO
21 22 23
+3.3V
REG
IC803
3.3V
2
3
2
D951
ICP301
Q803
AC-CHK
BATT COM
VDD
AC-HI
U-COM
(VDD)
MDATA0
I
MDATA15
MADRS0
I
MADRS8
WE
OE
LCAS
UCAS
RAS
DQ0-DQ15
A0-A8
MPS DECODER,
CD-ROM DECODER,
ANTI-SHOK
CONTROLLER
IC1001
SDRAM
IC1002
6-3. BLOCK DIAGRAM — CD SECTION —
(Page 21)
(Page 21)