Sony HCD-HPX7 Service Manual page 76

HCD-HPX7
• IC Block Diagrams
– CD BOARD –
IC101 CXD3059AR
120 119 118 117 116 115 114 113 112 111 110 109
SERVO
INTERFACE
MIRR 1 MIRR
DFCT
DFCT 2
FOK
FOK 3
VSS 4
LOCK 5
MDP 6
SSTP 7
IOVSS1 8
SFDR 9
SRDR 10
TFDR 11
PWM
GENERATOR
TRDR 12
FFDR 13
14
FRDR
15
IOVDD1
16
AVDD0 SERVO
DSP
AVSS0 17
NC 18
A/D
CONVERTER
E 19
F 20 TE
TEI 21
TEO 22
FEI 23
FEO 24
FE
VC
VC 25
A 26
SUM
B 27
C 28
29
D
NC 30
ATT EQ AMP
APC
31 32 33 34 35 36 37 38 39 40 41
HCD-HPX7
108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93
CPU INTERFACE
D/A
COVERTER
LPF
LPF
CLOCK
GENERATOR
DIGITAL SERVO
CLV AUTO
SEQUENCER
DIGITAL OUT
D/A
INTERFACE
SELECTOR
ERROR 32k
CORRECTOR RAM
EFM
DEMODULATOR
SUB CODE
PROCESSOR
ASYNMMETRY DIGITAL
CORRECTOR PLL
DC/DC
CONVERTER
42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59
IC251 BA5947FM
92 91
28 27
90 RMUT
89 IOVDD0
88 NC
87 AVDD2
86 AOUT2
85 VREFR
84 AVSS2
83 AVSS1
82 VREFL
81 AOUT1
80 AVDD1
79 XVDD
78 XTAI
77 XTAO
1 2
76 XVSS
75 NC
74 IOVSS2
73 TES1
72 TEST
71 DOUT
70 IOVDD2
69 EMPHI
68 EMPH
67 VDD
66 BCK
65 PCMD
64 VSS
63 LRCK
62 LRCKI
61 PCMDI
60
76 76
26 25 24 23 22 21 20 19 18
MUTING D
+ –
INTERFACE
INTERFACE
INTERFACE
D
VREF
3 4 5 6 7 8 9 10 11
IC303 BH15FB1WG
THERMAL
PROTECTION
OVER CURRENT
PROTECTION
VOLTAGE CONTROL
REFERENCE BLOCK
1 2 3 4 5
17 16 15
D D D
LEVEL SHIFT
D D D
12 13 14