Block Diagrams; Cd Section - Sony HCD-VX8 Service Manual

8-2. BLOCK DIAGRAMS

– CD SECTION –
OPTICAL PICK-UP BLOCK
(D/Q-Np)
DETECTOR
IC103
VCC RF AMP
E
VC
A A
5
C
C
RF
A C 7
SUMMING
D D
B D 8
AMP
B B
6
F
FOCUS
ERROR
AMP
E E
TRACKING
11
F
ERROR
F
10
AMP
LD
LD
DRIVE 3
Q101
LD
LASER
DIODE
PD
PD
APC LD
4
AMP
LD
POWER
IC102
FOCUS/TRACKING COIL DRIVE
SPINDLE/SLED MOTOR DRIVE
T+
12
TRACKING
TFDR
COIL
5
T
11
TRDR
6
F+
14
FOCUS
FFDR
COIL
2
F
13
FRDR
3
SD+
17
M102
SLED M SFDR
24
SD
MOTOR
18
SRDR
23
SP+
15
M101
SPINDLE
M
25
MOTOR SP
16
27
XRST
20
MUTE
09
IC101
DIGITAL SERVO
DIGITAL SIGNAL PRCESSOR
RFD
RF AC
RF EQ
16
50
AMP
RFI 17
FE
ASYI
INTEG-
14 49
RATOR
ASYO
48
TE
13
VC
12
BUFFER
VC
VC 38
LD ON
22
RFDC
43
REF
FE
39
TE
OP AMP
21 41
ANALOG SW
CE
VC 42
SE
INTEG-
40
RATOR
TFDR
31
TRDR
32
FFDR
33
FRDR
34
SFDR
29
SRDR
30
MDP
25
VC
– 19 –
32K
RAM
EFM
REGISTER
DEMODULATOR
SUB CODE
PROCESSOR
ASYMMETRY
DIGITAL
CORRECTION
PLL
DIGITAL
CLV
CONTROL SIGNAL
BLOCK
SERVO
BLOCK
DETECTOR
MIRR
A/D
DFCT
CONVERTER
FOK
PWM
GENERATOR SERVO DSP
TRACKING
TRACKING
PWM
SERVO
GENERATOR
FOCUS
FOCUS
PWM
SERVO
GENERATOR
SLED
SLED
PWM
SERVO
GENERATOR
M701
TURN
M
MOTOR
M801
SLIDE
M
MOTOR
MD2
63
DIGITAL D OUT
ERROR 64
OUT
CORRECTOR
PCM-D
66
BCLK
67
D/A
LRCK
INTERFACE
65
C2PO
14
MUTE
3
XTAI
CLOCK
71
GENERATOR
XTSL
69
SENS
7
DATA
4
SERVO
XLAT
AUTO 5
SEQUENCER CLOK
CPU 6
SCOR
INTERFACE
15
SQSO
76
SQCK
77
S STOP
26
SERVO
LIMIT SW
INTERFACE
SCLK
8
82
XRST
TURN
TABLE
MOTOR DRIVER
IC701 SENSOR
IC702
DISC
IN1
8 OUT1 8
SENSOR
IN2
8 OUT2 8
IC703
ROTARY
SLIDE
ENCODER
MOTOR DRIVER
S811
IC801
S801
OPEN/CLOSE
DET
8 RIN 8
OUT2
8 FIN 8
OUT1
– 20 –
HCD-VX8/VX8J
IC381
CD DIGITAL
OUT
D+5V OPTICAL
1 DOUT
ADATA
BCLK
LRCK
C2PO
MUTE
IC104
(XTAL 33.8MHz)
MCK
2
4
A
CTRL1
SENS
VIDEO
SECTION
(Page 21)
DATA
XLT
CLK
SCOR
SUBQ
SQCK
A+5V
S101
SCLK
LPH
XRST
LD ON
• SIGNAL PATH
: CD
: Digital out
: VIDEO
T. SENS
DISC SENS
Q701
ENC 1
C
ENC 2
ENC 3
OPEN
MAIN
SECTION
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(Page 25
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