Ic Block Diagrams - Sony HCD-VZ30AV Service Manual

HCD-VZ30AV
Q Q
6-31.

IC BLOCK DIAGRAMS

3 7 6 3 1 5 1 5 0
– BD Board –
IC101 CXD3008Q
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66
1
VDD
XRST 2
MUTE 3
DATA DATA
4
D/A
XLAT XLAT 5
INTERFACE
CPU
CLOK CLOK 6
INTERFACE
SENS SENS 7
ERROR
SCLK 8
CORRECTOR
ATSK 9
WFCK 10
SERVO
DEMODURATOR
XUGF 11
AUTO
XPCK
12
SEQUENCER
32K
GFS 13
RAM
C2P0 14
SCOR 15
SERVO
SUB
INTERFACE
CODE
PROCESSOR
C4M 16
WDCK 17
DVSS 18
PWM GENERATOR
19
COUT
FOCUS PWM
FOCUS SERVO
GENERATOR
MIRR 20
TRACKING PWM
DFCT 21
GENERATOR
T E
FDK 22 L 1 3 9 4 2 2 9 6 5 1 3
SLED PWM
SLED SERVO
GENERATOR
PWM1 23
DIGITAL
LOCK 24
PLL
MDP 25
26 27 28 29 30 31 32 33 34
w w w
65 LRCK
64
DIGITAL DOUT
OUT 63
MD2
62 ASYE
61
60 VPC0
CLOCK
59 V16M
GENERATOR
58
57 BIAS
EFM
56 DVDD2
55 PCO
54 FIL1
DIGITAL
PLL
53 FIL0
52 CLTV
51 AVSS1
ASYMMETY
50 RFAC
CORRECTOR
49 ASY1
MIRR
48 ASY0
DFCT
FOK 47 AVDD
46 1GEN
SERVO DSP
45 AVSS0
OP
44 AD10
A/D AMP
CONVERTER ANALOG 43 RFDC
TRACKING
SW
SERVO
42 CE
41 TE
35 36 37 38 39 40
x a o
. i
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IC103 CXA2568M-T6
HOLD 1
APC PD AMP
VEE
VEE
AGC VTH 2
LD 3
PD 4
A 5
B 6
C 7
D 8
Q Q
3 7 6
VEE 9 VEE
VC
+
–
F 10
E 11
–
+
VC
VC BUFFER
VC 12
VC
– PANEL Board –
IC704 BA3830F
REFERENCE
R02 1
CURRENT
REFERENCE
R01 2
CURRENT
LINE NF 3
LINE IN 4
–
+
u 1 6 3
y REC NF 5
REC IN 6
–
+
RESET C 7
BIAS C 8
GND
9
54 54
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2 4
8 9 9
VCC
VCC
+
APC LD AMP
–
+
–
+
+
–
–
50µA
VCC
VC
+
–
+
+
–
–
VC
+
–
VEE
RF SUMMING AMP RF EQ AMP
+ +
VC VC
– –
VC
3 1 5 1 5 0 8 9
FOCUS ERROR AMP
+
–
VC
–
+
TRACKING
ERROR AMP
VC
VC
VEE
+
–
VCC
– AUDIO Board –
IC602 µPC1330HA
RESET RESET
18
17 F01
16 F02
BAND
2
15 F03 1
PASS
F04
14 SW R1 GND
FILTER
m
13 F05
DET
12 F06
c o
REC LEVEL
11
.
10 VCC
2
8 9 9
24 VCC
23 LC/PD
22 LD ON
21 HOLD SW
AGC CONT
20
19 RF BOT
18 RFTC
17 RF I
16 RF O
15 RFE
2 4 9 8 2 9 9
14 FE
13 TE
INVERTER
COMPARATER
6
3 4 5 7 8 9
SW P1 CONT GND VCC SW P2 GND
SW R2