Ic Block Diagrams - Sony HCD-V707 Service Manual

Q Q
3 7 6 3 1 5 1 5 0

• IC Block Diagrams

– BD Section –
IC101 CXD2545Q
100 99 98 97
1
SRON SLED PWM SLED
SRDR 2 GENERATOR SERVO
SFON 3
TFDR 4
TRON 5
TRACKING PWM TRACKING
TRDR 6 GENERATOR SERVO
TFON 7
FFDR 8
FRON 9
FOCUS PWM FOCUS
FRDR 10 GENERATOR SERVO
FFON 11
PWM GENERATOR SERVO DSP
VCO0 12
VCO1 13
OVER SAMPLING
TEST 14
DVSS 15
MIRR
TES2 16 DFCT
FOK DETECTOR
TES3 17
PDO 18
3
VPCO 19 T E
L 1 3 9 4 2 2 9 6 5 1 3
VCKI 20
DIGITAL
PLL
AVDD 21

VARI-PITCH

IGEN 22
DOUBLE SPEED
A/D
AVSS 23
CONVERTER 4
SWITCH
ADIO 24
&
RFC 25
BUFFER
26 27 28 29 30 31 32
w w w
.
96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
CPU CPU
INTERFACE INTERFACE
SERVO
AUTO
SEQUENCER
SERVO
MICRO PROGRAM
INTERFACE
CLV
PROCESSOR
ADDRESS CPU
32K RAM
GENERATOR INTERFACE
NOISE
SHAPER
DIGITAL
PRIORITY CPU
PROCESSOR
INTERFACE ENCODER
18-TIMES
FILTER
ERROR CPU
RESISTER
CORRECTOR INTERFACE
TIMING CPU
GENERATOR 2 INTERFACE
CPU EFM

DEMODULATOR INTERFACE

ASYMMETRY CPU
MUX
CORRECTION INTERFACE
33 34 35 36 37 38 39 40 41 42
x a o
y
i
– 79 –
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8
IC103 CXA1821M-T6
LD 1
80 79 78 77 76
PD 2
SUBCODE SUBCODE
75 SBSO
Q P-W
PROCESSOR PROCESSOR
A 3
B
4
74 SCOR
TIMING
C 5
GENERATOR 1
73 WFCK
72 EMPH
SYNC
D 6
D/A
PROTECTOR
VEE 7
71 D OUT
PEAK DIGITAL
DETECTOR OUT
70 MD2
F 8
69 C16M
68 C4M
67 FSTO
Q Q
CLOCK
3 7 6 3
E 9
66 FSTI
GENERATOR
65 DVSS
64 XTSL
63 XTAO
10
EI
62 XTAI
SERIAL 61 DA01
PARALLEL | |
PROCESSOR 51 DA11
43 44 45 46 — 50
– CD MOTOR Section –
IC701 M54641L
VCC
OUT2
IN1
GND
u 1 6 3
.
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2 4
9 9 8
VCC
+
+
–
–
APC LD AMP
VREF
VEE
VEE
–
+
VC
RF SUMMING AMP
–
+
FOCUS ERROR AMP
VEE
TRACKING ERROR AMP
VC
VC
VC
+
–
–
+
VC
1 5 1 5 0 8 9 2 4
+
VC
+ –
VCC
–
VEE
1
2
REG
8 VCC
INPUT
3
AMP.
POWER AMP.
CONTROL
INPUT
7 OUT1
AMP.
POWER AMP.
6 IN2
4
5 REFERENCE
m
c o
– 80 –
2
9 9
VCC 20 VCC
LD ON
19
18 LC/PD
RF EQ AMP
17 RFE
–
+
VC
16 RFO
15
FE
14 FE BIAS
13 TE
VC
9 8 2 9 9
12 VC
VC BUFFER
11 EO
IC801 BA6286N
POWER
GND 1
SAVE
RIN 2
VREF 3
OUT2 4
RNF 5
TSD CONTROL
GND 6 LOGIC
OUT1 7
VM 8
VCC 9
FIN 10