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

6-16. BLOCK DIAGRAM — CD SECTION (NEW 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 TIN2
F
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
SLED/SPINDLE
MOTOR DRIVER,
TRACKING/FOCUS
COIL DRIVER
S701
(LIMIT)
KH803
S801
CD DOOR
1
PUSH
SWITCH
OPEN/ 2
Q820
CLOSE
Signal path
: CD
R-ch : same as L-ch.
Abbreviation
E4 : AC 110-120V/220-240V
area in E model CD 3.3V
E92 : AC 120V area in E model
SP : Singapore model
MX : Mexican model
AUS: Australian model
AR : Argentina 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
VREF
23 VREF
OPIN 15
IC702
51 CD DOOR
SYSTEM CONTROLLER
IC802 (1/2)
40 39
POWER
E4,E92,MX,AUS,SP,AR
CONTROLLER
MODEL
Q819,D802
ICP301
BATTERY
US MODEL
CHECK
Q804,806
CD +3.3V CD +6.9V
REG SWITCH
Q957 Q817,818
RADIO 6V
CD 6V
VDD (SW)
CD
2
D951
E4,E92,MX,AUS,
(Page 34)
SP,AR MODEL
US 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 48
X701
33.86MHz
CNP702 (1/2)
4 3 10 9 8 7 6 5
CNP804 (1/2) 11 12 5 6 7 8 9 10
61 63 64 54 62 55 52 53
CD
34 35
Q801
+3.3V REG KH321
3.3V
3 2
IC801
1 1
E4,E92,MX,AUS,
SP,AR MODEL
AUDIO+6V
REG
2 2
Q955,D953
D952
POWER
SWITCH
3 3
Q952,953
POWER
SWITCH
E4,E92,MX,AUS,
Q951
SP,AR MODEL
33 33
MAIN BOARD (1/2)
CNP702 (2/2) CNP804 (2/2)
LCHO 12 3
42
LPF
RCHO
45 CD R
E4 MODEL
220-240V
T901
POWER
CNP905
KH903 KH905
E4,SP,AUS,AR MODEL
TRANSFORMER
1 1
2 2
F902
D901 – 904
RECT
JW923
POWER (2)
BOARD
US,E92,MX MODEL
CNP903 (1/2)
CNP901
1 1
CNP902
BATT.COM
AC-HI
CNP903 (2/2)
4
VDD
3 3
BATTERY
POWER (1)
TERMINAL (1)
BOARD
BOARD
CFD-S26
CD_IN_ L
CNP806 (1/3)
3
1
(Page 34)
VOLTAGE
SELECT
BOARD
S901
VOLTAGE SELECTOR
110-120V
3 1
CNJ901
AC IN
4.5V
DRY BATTERY
SIZE " D "
(IEC DESIGNATION R20)
6PCS,9V
4.5V
CNP904
1
2
BATTERY
TERMINAL (2)
BOARD