Read Sony CFD-E70L Service Manual online
CFD-E70L
19
19
A
B
D
F
E
C
I-V AMP
DETECTOR
12
11
17
18
26
SL+
SL–
F–
F+
T+
T–
SPINDLE
MOTOR DRIVE
M701
(SPINDLE)
S701
(LIMIT)
SLED
MOTOR DRIVE
27
M702
(SLED)
FOCUS
COIL DRIVE
TRACKING
COIL DRIVE
SP+
SP–
3
25
9
19
FIN
TIN
SLIN
SPIN
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC702
LD
PD
LASER DIODE
OPTICAL PICK-UP
BLOCK
(KSS-213C)
2-AXIS
DEVICE
(FOCUS)
(TRACKING)
2
1
M
M
7
MUTE
AUTOMATIC
POWER
CONTROL
Q701
8
FIN2
7
FIN1
+
MIX
4
RF
LPF
EQ
PH
BH
10
TIN1
9
TIN1
A/D
SW
LPF
TRACK
JUMP
TBAL
80
LDD
APC
AUDIO
ADJUST
SERVO
PROCESSOR
RUPTURE
DETECT
79
LDS
SW
AGC
D/A
13
FE
15
TE
20
TDO
21
FDO
23
SLDO
22
SPDO
S/H
3
EFM
IN
IN
SLISE LEVEL
CONTROL
ERROR
CORRECTION
AUDIO CD
C1 – 2, C2 – 2
RAM
8FS
DIGITAL
FILTER
INTERPOLATION
MUTE
ATTENUATION
DEEMPHASIS
1 BIT
DAC
42
LCHO
45
RCHO
LPF
39
DOUT
AUDIO
OUT
FSEQ
PLL
VCEC
CLV, CAV
CONTROL
FRAME SYNC
DETECT,
PROTECT INSERT,
EFM DECODE
31
RAM
DRF
67
48
49
25
CONT4
72
CONT1
66
∗
RES
61
CE
62
CL
63
DI
64
DO
65
∗
WRQ
RF AMP, FOCUS/TRACKING SERVO,
DIGITAL SIGNAL PROCESSOR,
CLV SERVO, D/A CONVERTER
IC701
1 CD-WRQ
8 CD DO
9 CD DI
7 CD CL
6 CD CE
5 CD-RES
10 CD DRF
11 CD FSEQ
20
CD DOOR
S901
(Page 21)
A
SYSTEM
CONTROLLER
IC801
(1/3)
R-CH
: CD PLAY
GENERAL-PURPOSE
PORTS
COMMAND
INTERFACE
INTERFACE
DRF
XOUT
XIN
X701
33.8688MHz
PUSH OPEN/CLOSE
CD L-OUT
R-ch is omitted due to same as L-ch.
SIGNAL PATH
SECTION 6
DIAGRAMS
6-1.
BLOCK DIAGRAM – CD Section –
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