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HCD-VM330AV
Q Q
3 7 6 3 1 5 1 5 0
• IC Block Diagrams
– BD Board –
IC101 CXD3068Q
60
59 58
57 56 55 54 53 52
DVDD2
61
OSC
ASYE
62
MD2
63
DIGITAL
DIGITAL
DOUT
64
OUT
65
LRCK
D/A DIGITAL
EFM
PCMD
66
INTERFACE
DEMODULATOR
BCK
67
32K
ERROR
RAM
CORRECTOR
EMPH
68
XTSL
69
DVSS2
70
CLOCK
XTAI
71
GENERATOR
XTAO
72
SUBCODE
PROCESSOR
SOUT
73
SOCK
74
XOLT
75
SERVO INTERFACE
T E
L
1 3 9 4 2 2 9 6 5 1 3
SERVO
AUTO
SEQUENCER
SQSO
76
SQCK
77
SCSY
78
CPU
SBSO
79
INTERFACE
EXCK
80
1
2
3
4
5
6
7
8 9 10 11 12 13 14 15 16 17 18 19 20
w w w
51 50 49 48
47 46 45 44 43 42 41
ASYMMETRY
PLL
CORRECTOR
40
SE
39
TE
38
VC
37
TES1
36
TEST1
35
DVSS1
FOCUS
FOCUS
34
FRDR
SERVO
PWM
33
FFDR
DSP
GENERATOR
TRACKING
TRACKING
32
TRDR
SERVO
PWM
31
TFDR
DSP
GENERATOR
SLED
SLED
30
SRDR
SERVO
PWM
29
SFDR
DSP
GENERATOR
28
DVDD1
27
FSTO
26
SSTP
25
MDP
DIGITAL
24
LOCK
CLV
PROCESSOR
23
PWMI
22
FOK
MIRR, DFCT,
FOK
21
DFCT
DETECTOR
x
a o
.
i
http://www.xiaoyu163.com
IC103 CXA2581N-T4
DVC
–
VOFST
+
VC
VC
LD
1
PD
2
APC AMP
EQ IN
3
RFAC
AC SUM
4
SUMMING
AMP
GND
5
A
B
C D
A
A
6
B
B
7
C
C
8
D
D
9
Q
Q
3
7
6
E
10
GM
F
11
GM
APC-OFF
(Hi-Z)
SW
12
RW/ROM
(H/L)
DVCC
13
B
DVC
D
DVC
14
A
C
RFAC
15
u 1 6 3
y
52
52
http://www.xiaoyu163.com
2
4
8
9
9
RW/ROM
30
DC OFST
29
RFDCI
A
–
–
B
+
28
RFDCO
+
C
DVC
D
DVC
VCC
VC
RW/ROM
27
VC
26
RFC
EQ
25
VFC
24
BST
EQ ON/OFF
RFAC
23
RFG
VCA
RW/ROM
VCC
22
VCC
VOFST
21
CEI
B
C
–
–
A
+
20
CE
+
D
DVC
VC
RW/ROM
19
TE BAL
RW/ROM
3
1
5
1
5
0
8
9
2
–
18
TE
+
VC
RW/ROM
RW/ROM
17
FEI
VOFST
–
–
+
16
FE
+
DVC
VC
RW/ROM
m
c o
.
2
8
9
9
4
9
8
2
9
9
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