Sony HCD-GRX50 Service Manual page 42

• IC Block Diagrams
– BD Board –
IC101 CXD2587Q
60 59
DIGITAL
OUT
LRCK 61
D/A
PCMD 62
INTERFACE
BCK 63
64
EMPH
65
XVDD
XTAI 66
TIMING
XTAO 67 LOGIC
XVSS
68
AVDD1 69
AOUT1
70
AIN1
71
LOUT1 72
PWM PWM
AVSS1 73
AVSS2 74
LOUT2
75
3rd ORDER
NOISE SHAPER
OVER SAMPLING
AIN2 76
DIGITAL FILTER
AOUT2 77
AVDD2 78
RMUT
79 SERIAL IN
INTERFACE
LMUT 80
1 2 3 4
57 56 54 52
58 55 53
ERROR
CORRECTOR
DIGITAL
PLL
16K
RAM
EFM
DEMODULATOR
SUBCODE
PROCESSOR
SERVO
INTERFACE
SERVO AUTO
SEQUENCER
CPU
INTERFACE
5 6 7 8
51 49 47 45
50 48 46 44
ASYMMETRY
CORRECTION
SERVO DSP
FOCUS
SERVO
TRACKING
SERVO
SLED
SERVO
9 10 11 12 13 14 15 16 17 18 19 20
– 64 –
43 41
42
40
39
38
OPERATIONAL
AMPLIFIER
ANALOG SWITCH
A/D
CONVERTER
CLOCK
37
GENERATOR
36
35
PWM GENERATOR
34
33
FOCUS PWM
GENERATOR
32
31
TRACKING
PWM GENERATOR
30
29
SLED PWM
GENERATOR
28
27
26
DIGITAL
CLV 25
24
MIRR, DFCT,
FOK 23
DETECTOR
22
21
SE
FE
VC
XTSL
TES1
TEST
VSS
FRDR
FFDR
TRDR
TFDR
SRDR
SFDR
SSTP
MDP
LOCK
FOK
DFCT
MIRR
COUT