Ic Block Diagrams - Sony CDX-L550 Service Manual

QQ
3 7 63 1515 0

• IC Block Diagrams

IC1 µPD63711GC-8EB
75 74
AGCI
76 EFM
COMPARATOR
RFO 77
EQ2
78
EQ1 79
RF- 80
AGND
81
A 82
C 83
B
84
D 85
AMP BLOCK
F 86
E
87
AVDD 88
REFOUT 89
FE-
90
DEFECT
FEO 91
FOK
TE- 92
A3T
TEO
93
MIRR
TE2 94
FEO
95
TEC
TE
TEO
L 13942296513
AGND
96
PD 97
LD 98
PN 99
AVDD 100
1 2
IC51 SAA6588T
20 19
MULTI
PATH
DETECTOR
CLOCKED
COMPARATOR
RDS/RDBS
www
DEMODULATOR
TEST
CONTROL
.
1 2 3
http://www.xiaoyu163.com
73 72 71 70 69 68 67 66
EFM D/A
AUTO GAIN
CONTROLLER
ADDER
FEOFS
SVDRAM
TEOFS
MULTIPLIER
RF
SVROM
EFM
CLV
PROCESSOR
SWITCH
DEFECT
COMPARATOR
RFENV
MIRENV
TRACKING
REGISTER
FOCUS
REGISTER
COMPARATOR
MICROCOMPUTER INTERFACE
3 4 5 6 7 8 9
18 17 16
57kHz
8th ORDER
BAND-PASS FILTER
SIGNAL QUALITY
DECODER
4
CLOCK
RDS/RDBS INTERFACE
DECODER REGISTER
DATA
x ao
y
OSCILLATOR
& CLOCK
i
4 5 6 7 8
http://www.xiaoyu163.com
8
65 64 63 62 61 60 59
MEMORY
PROCESSOR
FD/TD/SD/MD
CONTROLLER
EFM DEMODULATOR
SVCRAM
TIMING GENERATOR
ROM
DECODER
Q Q
3 6 7 1 3
OVERSAMPLING DIGITAL FILTER
NOISE SHAVER
OUTPUT BUFFER
SCF
10 11 12 13 14 15 16 17
15 14 13 12 11
POWER SUPPLY PAUSE
& RESET DETECTOR
5
4
CLOCK
DATA
u163
IIC BUS SLAVE
TRANSCEIVER
.
9 10
CDX-L550/L550V/L550X
2 9 9 4 2 8
58 57 56 55 54 53 52
MICROCOMPUTER INTERFACE
CD-TEXT DECODER
SUB-CODE PROCESSOR
16K
SRAM
DIGITAL PLL
DIGITAL
AUDIO
INTERFACE
D/A
INTERFACE
CIRCUIT
DE-EMPHASIS CIRCUIT
OCTUPLED
1 5 0 5 8 2 9 9 4
NOISE SHAVER
OUTPUT BUFFER
OSC
18 19 20 21 22 23 24
m
co
9 9
51
50 C2D3
49 C2D2
48 C2D1
47 C1D2
46 C1D1
45 DGND
44 PLCK
43 MIRR/WFCK
42 RFCK
41 LOCK
40 DVDD
39 TSOI
38 C16M
37 DGND
36 TX
35 HOLD/WDCK
34 LRCK
33 LRCKIN
32 SCKO
31 SCKIN
2 8 9 9
30 DOUT
29 DIN
28 FLAG
27 EMPH
26 DVDD
25
29