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12
12
ZS-Y3L
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM – CD SERVO Section –
(Page 14)
(Page 14)
A
B
D
E
F
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
RF AMP, FOCUS/TRACKING SERVO,
DIGITAL SIGNAL PROCESSOR,
CLV SERVO, D/A CONVERTER
IC701
LD
PD
LASER DIODE
OPTICAL PICK-UP
BLOCK
(KSM-213RAP)
2-AXIS
DEVICE
(FOCUS)
(TRACKING)
2
1
M
M
7
MUTE
AUTOMATIC
POWER
CONTROL
Q701
27 CD-DOUT
17 CD-WRQ
28 CD-CLK
23 CD-CE
26 CD-DIN
22 CD-RES
25 CD-FSEQ
24 CD-DRF
11
CD-DOOR
S418
A
SYSTEM CONTROLLER
IC802 (1/2)
R-CH
: CD PLAY (ANALOG OUT)
CD L-OUT
B
CD DOOR
R-ch is omitted due to same as L-ch.
SIGNAL PATH
APC
FIN2
FIN1
LDD
LDS
TIN2
TIN1
RF
10
9
80
7
79
4
8
EFMIN
HFL
AGC
PH(RFENV)
FE
TE
VREF
CONT1
FSEQ
CONT4
DRF
RES
DI
CE
CL
WRQ
DO
XOUT
XIN
LCHO
RCHO
3
67
TDD
TD
FD
SP
SL
31
72 25
66
63 61 62
49
48
65 64
42
45
RF AMP, FOCUS/TRACKING SERVO,
DIGITAL SIGNAL PROCESSOR,
CLV SERVO, D/A CONVERTER
IC701
X701
16.9344MHz
CLV,CAV
CONTROL
PLL
VCEC
SWITCH
ERROR
CORRECTION
AUDIO CD
A/D
CONVERTER,
SERVO
PROCESSOR
FRAME SYNC
DETECT,PROTECT
INSERT
EFM DECODER
INTERPOLATION
MUTE
&
ATTENUATION
DEEMPHASIS
8FS
DIGITAL
FILTER
&
1-bit DAC
LPF
SLICE
LEVEL
CONTROL
GENERAL
PURPOSE
PORT
COMMAND
INTERFACE
INTERFACE
CLOCK
GENERATOR
D/A
CONVERTER
PH/BH
20
FDD
SPDO
SLDO
21 22 23
+
+
+
: CD PLAY (DIGITAL OUT)
DOUT
39
OPTICAL
DIGITAL
OUT (CD)
CD LID OPEN/CLOSE
DETECT
(
)
LED DRIVE
Q391
D805
IC391
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