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HCD-C20/G202
— CD SECTION —
OPTICAL PICK-UP BLOCK
DETECTOR
A
4
C
1
B
2
D
5
E
6
F
10
7
B+
LASER DIODE
LD
PD
APC
Q01
LD ON
Q02
VC
2
FOCUS
TRACKING
1
RF LEVEL
CN12
FOCUS
TRACKING
TRACKING
COIL
2-AXIS
DEVICE
FOCUS
COIL
M102
M
SLED
MOTOR
M101
SPINDLE
M
MOTOR
• R CH is omitted
• Signal path
: CD
09
35
PD1
RF 0
31
36
PD2
FOCUS/TRACKING
SERVO, RF AMP
CN2
IC01 (1/2)
TEO
42
VC
FOCUS
EI
39
E
40
VR02
GAIN
38
F
CLK
19
XLT
20
DATA
21
SENS
24
33
LD
C. OUT
23
FOK
25
34
PD
XRST
22
FE O
6
48
VC
FE M
7
•
•
45
ATSC
TA O
13
1
FEO
TA M
12
37
FEBIAS
VR01
VO3(+)
TRACKING
18
VIN3
COIL
25
VO3(-)
17
DRIVE
VO4(+)
15
FOCUS
VIN4
27
VO4(-)
COIL DRIVE
16
FOCUS/TRACKING
COIL DRIVE,
SPINDLE/SLED
SLED SERVO
MOTOR DRIVE
IC01 (2/2)
IC03
VO2(+)
16
14
12
SL O
SL P
VO2(-)
SLED MOTOR
VIN2
•
6
15
SL M
DRIVE
11
VO1(+)
13
SPINDLE
VO1(-)
VIN1
OP
MOTOR
4
24
IN -
23
•
OUT
14
DRIVE
MUTE
9
— 19 —
DIGITAL SIGNAL PROCESSOR, D/A CONVERTER, DIGITAL FILTER
IC04
RF
DIGITAL
EFM
D/A
36
DIGITAL
PLL
DEMODULATOR
INTERFACE
FILTER
+
1BIT
DAC
SUB CODE
PROCESSOR
CLKO
17
XLTO
16
DATO
15
SERVO
CPU
AUTO
INTERFACE
SEQUENCER
SEIN
13
CNIN
14
FOK
23
XLON
22
8
XRST
DIGITAL
CLOCK
CLV
GENERATOR
25
18
74
73
6
S05
LIMIT
SWITCH
XLT01
33.8688MHz
2
M103
TURN TABLE
6
T.T+
TURN
M
MOTOR DRIVE
TABLE
7
T.T-
Q10,11,14,15
MOTOR
TURN TABLE
MOTOR DRIVE
DOWN
11
CONTROL
Q13
M104
TRAY MOTOR
8
TRAY +
M
TRAY
DRIVER
9
TRAY -
MOTOR
Q06 - Q09
4
XRST
MIX AMP
IC05
NLPWM
70
+
CD L
LPWM
69
-
DATA
9
DATA
SQCK
5
SQCK
CLOK
11
SQSO
4
SQSO
SCOR
1
SCOR
SENS
7
SENS
XLAT
10
XLAT
(Page 23,25)
COUNT
FOK
DI
CLK
STB
B. BOOST
UP
DOWN
B.BOOST
5
DATA I
13
CLOK
14
STB
15
CONTROL
3
CONTROL
MUTE
UP
10
TRAY/TABLE
(Page 27,28)
MOTOR
DRIVER,
REG CONTROL
S01
IC02
OPTICAL PICK-UP
UP
DOWN
UP/DOWN DET
— 20 —
C
MAIN
SECTION
E
POWER
SECTION
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