Diagrams; Block Diagram - Servo Section - Sony CFD-E100WHITE Service Manual

6-1. BLOCK DIAGRAM – SERVO Section –
PD1
DETECTOR
A D
PD2
C
B
F
F
E
E
OPTICAL PICK-UP
BLOCK
(KSM-900AAA)
LASER DIODE
AUTOMATIC
LD
POWER
CONTROL
Q701
PD LD
PD
2-AXIS
DEVICE
T+
T–
F+
F–
M701
M
(SLED)
M702
M
(SPINDLE)
CFD-E100/E100L
SECTION 6

DIAGRAMS

RF AMP, FOCUS/TRACKING SERVO,
DIGITAL SIGNAL PROCESSOR, CLV SERVO,
DIGITAL FILTER, D/A CONVERTER
FIN2
+
8 LPF IC701
FIN1 MIX EQ AGC
7
TIN2
10 SW
TBAL LPF
TIN1
TRACK
9
JUMP
AUDIO
ADJUST
S/H
LDD
80 APC
79 13 15 20 21 23 22
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC702
T+
12
TIN
TRACKING
9
T–
COIL DRIVE
11
F+
17
FIN
FOCUS
19
F–
COIL DRIVE
18
SL+
27 SLIN
SLED
25
SL–
MOTOR DRIVE
26
SP+
2
SPIN
SPINDLE
3
SP–
MOTOR DRIVE
1
MUTE 7
RAM
ERROR
RF EFMIN
SLISE LEVEL
4 3 CORRECTION
CONTROL
AUDIO CD
PH
A/D
BH
RUPTURE
DETECT
SERVO
RAM
PROCESSOR
D/A SW
GENERAL PURPOSE
PORTS
25 72
S701
(LIMIT)
ON : When the optical pick-up
is inner position
21 21
INTERPOLATION
LCHO
8FS
MUTE
1 BIT 42
DIGITAL LPF
RCHO
DAC
45
ATTENUATION FILTER
DEEMPHASIS
DOUT
AUDIO
39
OUT
CLV, CAV
CONTROL
FRAME SYNC
DETECT, FSEQ
31
PROTECT, INSERT,
EFM DECODE
PLL
VCEC
XOUT
48
CLOCK
GENERATOR
XIN
49
DRF
DRF 67
COMMAND
INTERFACE
66 65 61 62 63 64
CFD-E100/E100L
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: CD PLAY
CD-L-OUT
(Page 23)
A
R-CH
58 C-FSEQ
X701
16.9344MHz
56 C-DRF
SYSTEM CONTROLLER
IC801 (1/3)
53 C-DOUT
54 C-DIN
55 C-CLK
57 C-CE
52 C-WRQ
59 C-RST