Ic Block Diagrams - Sony HCD-XB4 Service Manual

• IC Block Diagrams –BD Section –
IC101 CXA1992AR
39 38 37 36 35
VEE
PD2 IV PD1 IV
AMP AMP
FE_BIAS 40
VCC
APC
VEE
F 41 –
LASER POWER CONTROL
+
F IV AMP
VCC FE AMP
E 42
–
+
E IV AMP
+
–
EI 43
+
–
VEE
VEE 44
VEE
FO. BIAS
WINDOW
COMP.
+
–
TEO 45
+ TRK. GAIN
–
WINDOW COMP.
+ +
– –
E-F BALANCE
46 WINDOW COMP.
LPFI +
+
–
–
TEI 47
–
+
ATSC 48 –
+
ATSC
WINDOW
COMP.
TZC 49 –
+
DFCT
TZC COMP.
TM1
TDFCT 50 TRACKING
VCC PHASE COMPENSATION
TG1
VC 51
VEE
VCC
FOCUS
PHASE COMPENSATION
FZC 52
+
–
DFCT
FZC COMP.
FS4
2 3 5
1 4
34 33 32 31 30 29 28 27
–
+
RF SUMMING
AMP
IIL
↓
TTL
VCC
VCC
VEE
DFCT
VEE
LEVEL S
VEE
VCC
IIL
MIRR
↓
TTL
TTL
FOK ↓
IIL
FOH
FOL
TGH
TGL IIL DATA REGISTER
INPUT SHIFT REGISTER
BALH
ADDRESS DECODER
BALL
SENS SELECTOR
ATSC
OUTPUT DECODER
TZC
VCC
FZC
DFCTO IFB1-6 FS1-4 TG1-2 TM1-7 PS1-4
ISET
BAL1-4
TOG1-4
VCC VCC
TM4 TM6
VCC
TM7
FS1
TM3
VEE VEE
FS2
Charge
FSET
up
TG2
VEE
6 7 8 9 10 11 12 13
– 79 –
IC102 BA5941FP
28 27 26 25
26 SENS2
25 SENS1
+
24 C. OUT
–
23 XRST
22 DATA
Vcc
21 XLT
4
1 2 3
20 CLK
IC103 CXD2519Q
LOCK
19
80 79 78 77 76 75 74 73 72
18 VCC
NC 81
17 ISET
AVSS 82
AVDD 83
84
AOUT1
16 SL_O
AIN1 85 –
–
+
LOUT1 86
+
AVSS 87
15 SL_M
XVDD 88
TM5 89
XTAI
14 SL_P
XTAO 90
–
TM2 XVSS 91
–
+
AVSS 92 +
LOUT2 93
94
AIN2
AOUT2 95
AVDD 96
SERIAL-IN OVER SAMPLING
AVSS 97
INTERFACE DIGITAL FILTER
NC 98
NC 99 TIMING
LOGIC
XRST 100
1 2 3 4
24 23 22 18 17
21 20 19
NC
– +
Vcc
+ –
LEVEL SHIFT
+
LEVEL SHIFT
–
– + + –
MUTE Vcc
12
5 6 7 8 9 10 11
71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
ERROR
CORRECTOR
D / A
EFM
INTERFACE
DEMODURATOR
16K RAM DIGITAL OUT
SUB CODE
PROCESSOR
SERVO
CPU
AUTO
INTERFACE
SEQUENCER
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
– 80 –
16
15
+ –
LEVEL SHIFT
LEVEL SHIFT
– + + –
13
14
50 LRCK
49 WDCK
48 ASYE
47
ASYO
ASYMMETRY
46 ASYI
CORRECTOR
45 BIAS
44 RF
43 AVDD
42 CLTV
DIGITAL
41 AVSS
PLL
40 FILI
39 FILO
38 PCO
37 VCTL
OSC
36 V16M
35 VCKI
CLOCK
34 VPCO1
GENERATOR
33 VPCO2
32 TES1
DIGITAL CLV
31 TES0