Block Diagram - Cd Section (Former Type) - Sony CFD-S26 Service Manual

CFD-S26
6-3. BLOCK DIAGRAM — CD SECTION (FORMER TYPE) —
CD BOARD
CNP701
12
A A FIN2
8
10
C C
11
B B FIN1
7
13
D D
LD POWER
7 LD LDD
LD
CONTROLLER 80
Q701
PD
5 PD LDS
79
14
E E TIN1
9
9
F F TIN2
10
TE
16
VREF
VREF
VREF 11 VREF
OPTICAL PICK-UP
BLOCK
(KSS-213C)
3 T+
T+
TRACKING 12
2 T–
T–
COIL
11
4
F+ F+
FOCUS
17
1 F–
F–
COIL
18
M702
SL+ SL+
M 26
SLED
SL–
SL–
MOTOR
27
M701
SP+ SP+
M
2
SPINDLE
SP–
SP–
1
MOTOR
S701
(LIMIT)
KH803
S801
1
PUSH
OPEN/ 2
CLOSE
Signal path
: CD
R-ch : same as L-ch.
CD 3.3V
Abbreviation
AUS : Australian model
SP : Singapore model
E92 : AC 120V area in E model
SLICE
RF
EFMIN
4 3 LEVEL
CONTROL
PH/BH
AGC
HFL
PH(RFENV)
A/D
CONVERTER,
FE
SERVO
TE PROCESSOR
VREF
APC
D/A
CONVERTER
20 21 22 23
TRACKING TIN TD
9
COIL
DRIVE
FIN FD
FOCUS
19
COIL
DRIVE
MUTE 7
SLIN SL
SLED
25
MOTOR
DRIVE
SPIN
SPINDLE SP
3
MOTOR
DRIVE
SLED/SPINDLE
MOTOR DRIVER, VREF
23
VREF
TRACKING/FOCUS
OPIN 15
COIL DRIVER
IC702
CD DOOR
SWITCH 51 CD DOOR
Q820
SYSTEM CONTROLLER
40 39
POWER
CONTROLLER
Q819,D802
BATTERY
CHECK
Q804,806
CD +3.3V CD +6.9V
REG SWITCH
Q957 Q817,818
RADIO 6V
CD 6V
VDD(SW)
CD
2
(Page 21)
SP MODEL
INTERPOLATION 8FS
ERROR MUTE DIGITAL
CORRECTION
& FILTER
AUDIO CD
ATTENUATION &
DEEMPHASIS 1-bit DAC
RF AMP,
CLV,CAV
SYSTEM SERVO PROCESSOR,
CONTROL
DIGITAL SIGNAL PROCESSOR
IC701
SWITCH
FRAME SYNC
PLL
DETECT,PROTECT
VCEC
INSERT
EFM DECODER
GENERAL
COMMAND CLOCK
PURPOSE
INTERFACE GENERATOR
PORT
67 31 72 25 66 63 61 62 65 64 49
X701
33.86MHz
CNP702(1/2)
4 3 10 9 8 7 6 5
11 12 5 6 7 8 9 10
CNP804(1/2)
61 63 64 54 62 55 52 53
CD
IC802 (1/2)
34 35
Q801
+3.3V REG KH321
3.3V
3 2
IC801
1
AUDIO+6V
REG
2
SP MODEL
Q955,D953
D952
POWER
SWITCH
3
Q952,953
US, E, AUS
D951
POWER
MODEL
SWITCH
SP MODEL
Q951
20 20
MAIN BOARD (1/2)
CNP702(2/2) CNP804(2/2)
LCHO 12 3
42
LPF
RCHO
45 CD R
48
T901
POWER
KH903 KH905
TRANSFORMER
1 1
AUS,SP MODEL
2 2
D901 - 904 F902
RECT
POWER (2)
BOARD
US,E92 MODEL
CNP903(1/2)
CNP901
1 1
CNP902
BATT.COM
1
AC-HI
2
CNP903(2/2)
4
VDD
3 3
3
BATTERY
POWER (1)
TERMINAL(1)
BOARD
BOARD
CD_IN_ L
CNP806(1/3)
3
1
(Page 21)
CNJ901
AC IN
4.5V
DRY BATTERY
SIZE " D "
(IEC DESIGNATION R20)
6PCS,9V
4.5V
CNP904
1
2
BATTERY
TERMINAL(2)
BOARD