Block Diagram - Sony CMT-SP55TC Service Manual

5-2. BLOCK DIAGRAM

OPTICAL PICK-UP BLOCK
(KSM-213DCP/Z-NP)
DETECTOR
IC103
VCC RF AMP
E
VC
A A
5
C C
RF
A C 7
D SUMMING
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+
11
TRACKING
TFDR
COIL
6
T
12
TRDR
5
F+
13
FOCUS
FFDR
COIL
3
F
14
FRDR
2
SD+
18
M102
M
SLED SFDR
24
SD
MOTOR
17
SRDR
23
SP+
16
M101
SPINDLE
M
25
MOTOR SP
15
27
XRST
20
MUTE
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: CD (ANALOG)
CD (DIGITAL)
:
09
IC101
DIGITAL SERVO
DIGITAL SIGNAL PRCESSOR
RFD
RF AC
RF EQ
16 51
AMP
RFI 17
FE
ASYI ASYMMETRY
INTEG-
14 49
CORRECTION
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
SE
INTEG-
40
RATOR
GENERATOR
TFDR
TRACKING
30
TRDR
31
GENERATOR
FFDR
FOCUS
32
FRDR
33
GENERATOR
SFDR
SLED
28
SRDR
29
GENERATOR
MDP
26
VC
16K ERROR
RAM CORRECTOR
EFM
DEMODULATOR
D/A
INTERFACE
DIGITAL
PLL
SUB CODE
PROCESSOR
DIGITAL
CLV
CONTROL SIGNAL
BLOCK
SERVO
BLOCK
A/D
CONVERTER
PWM
SERVO DSP
TRACKING
PWM
SERVO
FOCUS
PWM
SERVO
SLED
PWM
SERVO
15 15
IC701
DIGITAL
OUT
OPTICAL
DIGITAL D OUT
60 1 DOUT
OUT
S771-778
KEY
MATRIX
OVER SAMPLING
SERIAL IN
DIGITAL
Q741
INTERFACE D782
FILTER
LED
DRIVER
Q742
D781
3rd ORDER
LED
NOISE SHAPER
DRIVER
PWM
70
71
72
R-ch 75
XTAI
CLOCK
TIMING
66
GENERATOR
LOGIC X101
16.9344MHz
XTAO
67
SENS
8
DATA
5
SERVO
XLAT
AUTO 6
SEQUENCER CLOK
CPU 7
SCOR
INTERFACE
20
SQSO
1
SQCK
2
XLON
S STOP
27
S101
SERVO
LIMIT SW
INTERFACE
SCLK
9
3
XRST
14
IC731
LOADING MOTOR DRIVER
2 OUT1 IN1 5
M103
LOADING
M
MOTOR
10 OUT2 IN2 6
CDP-SP55
CN701
5 CD KEY
6 PAUSE-LED
7 PLAY-LED
1 L OUT
3
R OUT
13 SENS
8 DATA
9 XLAT SYSTEM
CONTROL
CLOK
10
2
15 SCOR
FROM
12 SQSO
ST-SP55
14 SQCK
IC741
3 RESET
S1
OPEN/CLOSE
SWITCH
16 CDMSW
11 HOLD
17 LOAD IN
18 LOAD OUT