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HCD-CL1/CL3
7-2. BLOCK DIAGRAMS
CD SECTION
OPTICAL PICK-UP
BLOCK
(A-MAX.3)
VC
VCC
+5V
PD1
PD2
I5-10
I1-6
Q101
LD
LD
DRIVE
GND
PD
VR
SW
F+
F-
T+
T-
IC103
RF AMP
27
VC
25
VFC
6
A
RFAC
15
7
B
RFDCO
28
8
C
9
D
FE
16
10
E
TE
18
11
F
1
LD
SW
12
FEI
17
RFDCI
29
2
PD
IC102
MOTOR/COIL DRIVE
14
CH1FO
CH1FI
2
13
CH1RO
CH1RI
3
12
CH2FO
CH2FI
5
11
CH2RO
CH2RI
6
17
CH3FO
CH3FI
24
M102
M
SLED
MOTOR
18
CH3RO
CH3RI
23
15
CH4FO
CH4SI
25
M101
M
SPINDLE
MOTOR
16
CH4RO
MUTING
20
IC101
DIGITAL SERVO
DIGITAL SIGNAL PROCESSOR
D/A CONVERTER
D OUT
60
51
RFAC
43
RFDC
CD-L
A
L OUT
72
SECTION
39
FE
41
TE
R OUT
75
R-CH
40
SE
DATA
DATA
5
CLK
CLOK
7
XLT
XLAT
6
IC504
27 SSTP
3
4 11
10
SQSO
1
1
SENS
8
32
FFDR
SCLK
9
SQCK
2
5
6 9
33
FRDR
SCOR
20
30
TFDR
XTAI
66
X101
31
TRDR
16.9344MHz
XTAO
67
28
SFDR
29
SRDR
XRST
3
26
MDP
LDON
XRST
PWM1
PWM2
PWM3
22
22
• Signal Path
: CD
:DIGITAL OUT (OPTICAL)
IC551
DIGITAL
OUT
(OPTICAL)
MAIN
IC401(1/3)
MASTER CONTROL
35
CD-DATA
37
CD-CLK
42
XLT
32
SQ-DATA-IN
2 13
12
36
SENS
33
SQ-CLK
8
19
SCOR
41
LDON
43
XRST
28
BU PWM 1
26
BU PWM 2
24
BU PWM 3
+3.3V
Q102,D101
+3.3V
+5V
REG.
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