Diagrams - Sony HCD-FX300i US Service Manual

• IC Block Diagrams
– BD73/BD73U Board –
IC101 LC786924NT-US-H
80 79 78 77 76 75 74
LOW-PASS
FILTER
EFMIN 1
RFOUT 2
LPF 3
SLICE LEVEL
PHLPF 4 CONTROL
ATTENUATION CONTROL/
AIN 5
RF SIGNAL
CIN 6
PROCESSOR
BIN 7
DIN 8 MONITOR
SLCISET 9
VREF
RFMON 10
VREF 11
TES, HFL,
DETECT
JITTC 12
EIN 13
JITTER
FIN 14
APC
PCNCNT 15
D/A
TE 16
CONVERTER
TEIN 17
LDD 18
A/D
CONVERTER
LDS 19
AVSS 20
21 22 23 24 25 26
73 72 71 70 69 68 67 66
CLOCK
GENERATOR
8FS DIGITAL FILTER/
1BIT D/A CONVERTER
AUDIO CONTROL
MUTE/DEEMPHASIS/
BASS/TREBLE/
MP3, WMA
HFC FILTER
DECODER
SRC
INTERPOLATION MUTE
ROM
ERROR CORRECTION
DECODER
SYNCHRONIZATION
TEXT
DETECTION
DECODER
EFM
DEMODULATION
SUBCODE
DECODER
SERVO
CONTROL
DOUT CONTROL
PORT CONTROL
CD
PLL
27 28 29 30 31 32 33 34
65 64 63 62 61
PCM OUTPUT
CONTROL
AUDIO OUTPUT
CONTROL
STREAM CONTROL/
AUDIO INPUT
MEMORY
1M BIT
MEMORY
INTERFACE
MCU
INTERFACE
PLL3
35 36 37 38 39 40
HCD-FX300i
60 LRSY
59 DATACK
58 DATA
57 TEST1
56 STDATA
55 STCK
54 STREQ
53 TEST0
52 CONT0
51 CONT1
50 CONT2
49 INTB1
48 INTB0
47 RESB
46 DO
45 DI
44 CL
43 CE
42 DVSS
41 DVDD
29