Block Diagram - Cd Section - Sony CFD-S22 Service Manual

CFD-S22/S32
6-3. BLOCK DIAGRAM — CD SECTION —
CD BOARD
CNP701
12
A
10
C
11
B
13
D
LD POWER
7
LD
CONTROL
Q701
PD 5
14
E
9
F
16
VREF
VREF
OPTICAL PICK-UP
LD ON
BLOCK
SWITCH
(KSS-213C)
Q702
3
TRACKING
2
COIL
4
FOCUS
1
COIL
M702
SLED M
MOTOR
M701
M
SPINDLE
MOTOR
S702
(LIMIT)
S501
CD DOOR
OPEN/
CLOSE
VDD(SW)
• Signal path
: CD
R-ch : same as L-ch.
Abbreviation
CND : Canadian model
04
RF AMP
IC701 ASYMMETRY
CORRECTION
RFO
PD1 RFAC
&
4 15 51
DIGITAL
PLL
PD2
5
RFDC
43
FE OPERATIONAL
FE
13
39
AMPLIFIER
TE
SE
11 40 ANALOG SWITCH
TE
LD
&
41
2
VC A/D
38
CONVERTER
CE
PD
42
3
VREF
E
8 TF TFDR
30
SERVO
TR TRDR
31
F
DSP
7 FF FFDR
32
&
FRDR
FR
PWM
33
SF SFDR
GENERATOR
28
10 VC
SR SRDR
29
LD ON
19
AGC CONT 18
T+
TRACKING TFDR TF
13
2
COIL
T– TRDR TR
14
3
DRIVE
F+ FFDR FF
FOCUS
CNP702(1/2)
17 24
F– COIL FRDR FR
18 23 3
DRIVE
MUTE 20
SL+ SFDR SF
SLED
12 5
15
SL– MOTOR
SRDR SR
11
6
DRIVE
CNP502(1/2)
SP+
SPINDLE
15
SPIN
25
SP– MOTOR
16
DRIVE
SLED/SPINDLE VREF
27 VREF
MOTOR DRIVE,
TRACKING/FOCUS
COIL DRIVE
IC703
13
C-DOOR
80
VDD REG,AC
D511
BATTERY
65 BT-CHK
CHECK
Q501-504
66 MT-CONT
D509
RA6V
CD3.3V
– 19 –
SYSTEM SERVO PROCESSOR,
DIGITAL SIGNAL PROCESSOR
IC702
OVER
EFM DEMODULATOR
SAMPLING
DIGITAL
D/A
FILTER
INTERFACE
&
SERIAL
INTERNAL
IN
BUS
INTERFACE
SUB CODE
PROCESSOR
CPU
INTERFACE
DIGITAL
CLV
26 27 14 8 1 2 20 5 6 7 9 3
16.9344MHz
6 13 12 4 9 8 7 5 11
12 5 6 14 9 10 11 13 7
6 8 7 1 12 11 10 5 9
CD
SYSTEM CONTROL
IC501 (1/2)
70 71
KH321
D956
RADIO
3.3V REG
6V REG 3 2
AUDIO 6V 3.3V
IC502
Q513,514
VDD
CD
3.3V REG
COM 3.3V
Q511,512
AC-HI
3
MAIN BOARD (1/2)
CNP702(2/2) CNP502(2/2)
PWM
AOUT1 15 3
AMP 70
LOUT1
72
AOUT2
77 CD R
LOUT2
75
PWM
AMP
SERVO
INTERFACE
&
SERVO AUTO
SEQUENCER
(US MODEL)
TIMING P. CONT
2
LOGIC
POWER
66 67
VDD
SWITCH
Q951
D955
X701
POWER
SWITCH
VDD
Q952,953
VDD(SW)
COM 3.3V
AUDIO 6V
SECONDARY BOARD
EXCEPT CND MODEL
F902
CND MODEL
D901 - 904
CNB901(1/2)
1 1
CNP902
3 3
1 1 3 3
CNP901
2 2
BATTERY
BOARD
– 20 –
CNP505(1/3)
3 CD L
1
EXCEPT US MODEL
D951 D952
AUDIO
6V REG
Q955
COM
3.3V REG
Q957
POWER
T901
BOARD
POWER
TRANSFORMER
CNJ901
AC IN
4.5V
DRY BATTERY
SIZE " D "
(IEC DESIGNATION R20)
4.5V
6PCS,9V
CNB901(2/2)
CNP904
4
1
2
HALF
BATTERY
BOARD