Ic Block Diagrams - Sony CDX-MP80 Service Manual

CDX-MP80

4-16. IC BLOCK DIAGRAMS

IC1 CXD3027R (SERVO Board)
120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91
ERROR
CLOCK
CORRECTOR
GENERATOR
EFM
RFAC
DEMODULATOR
BIAS
ASYMMETRY
ASYI
CORRECTOR
32K
ASYO
RAM
SUB CODE
FILO
PROCESSOR
FILI
PCO DIGITAL
PLL
CLTV
XPCK
PWMI
A9
1
A9
LOCK DIGITAL
A8
A8 2
CLV
MDP
A7
A7 3
DVSS
DVSS 4
SDTI
A6
A6 5
SCSY
A5
A5 6
SCOR
A4
7
A4
SBSO
XWRE
XWRE 8
EXCK
XRDE
SERVO
XRDE 9
SDTO CPU
XEMP AUTO
XEMP 10
INTERFACE
XLAT
SEQUENCER
XWIH
XWIH 11
CLOK
XQOK
XQOK 12
SENS
AMUTE
AMUTE 13
XSOE
SDTI
14
SQSO
R4M
XQCK 15
SCSY
SCSY 16
SCOR
SCOR 17
VSS0
VSS0 18 D GND
SBSO
SBSO 19
EXCK
EXCK 20
21
XRST
SYSM
SYSM 22
SDTO
SDTO 23
XLAT
XLAT 24
CLOK
CLOK 25
SENS
SENS 26
SCLK
SCLK 27
XSOE
SERVO BLOCK
28
XSOE
ATSK
ATSK 29
R4M
R4M 30
IGEN
RFDC
E
OP AMP A/D
F
ANALOG SWITCH CONVERTER
B
A
VC
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
BCK
PCMD
SELECTOR
LRCK
D/A
INTERFACE
DOUT
DIGITAL
OUT
XOE
XCAS
XWE
XRAS
VIBRATION
XQOK
MEMORY
CONTROLLER
XWIH
+
XEMP
COMPRESSION
XRDE
EXPANDER
XWRE
D0 – D4
A0 – A11
SYSM
AMUTE
HPL
HPM
DAC
HPR
SIGNAL
PCMDI
PROCESSOR
LRCKI
BLOCK
BCKI
MEMORY CONTROLLER,
BUS BOOST BLOCK
AOUT1
AIN1
LPF
LOUT1
LOUT2
AIN2
LPF
AOUT2
ATSK
SCLK
SERVO
SSTP
INTERFACE
COUT
FOK
MIRR
DFCT
DFCT
MIRR
FOK
PWM GENERATOR
FRDR
SERVO DSP
FOCUS PWM
FFDR
FOCUS SERVO GENERATOR
TRDR
TRACKING
TRACKING PWM
TFDR
SERVO GENERATOR
SRDR
SLED SERVO
SLED PWM
SFDR
GENERATOR
IC2 CXA2581N-T4 (SERVO Board)
DVC –
VOFST
+
VC
VC
LD 1
PD 2 APC AMP
EQ IN 3
RFAC
AC SUM 4 SUMMING
BCK
AMP
90 BCK
PCMDI
89 PCMDI
PCMD
88 PCMD GND 5
LRCKI
87 LRCKI
LRCK
A B C D
86
LRCK
DOUT
85 DOUT A
A 6
VDD2
84 VDD2 B
B 7
WFCK
83 WFCK
C
C2PO C 8
82 C2PO
D
GFS D 9
81 GFS
XPCK
80 XPCK
XUGF
79
XUGF
WDCK
78 GRSCOR(WDCK)
VSS2
77 VSS2
E 10 GM
XTSL
76 XTSL
AVDD3
75 AVDD3
ASYO
74 ASYO
ASYI
F 11 GM
73
ASYI
BIAS
72
BIAS
RFAC
71 RFAC
AVSS3
APC-OFF
70 AVSS3
(Hi-Z)
CLTV
69 CLTV RWSW 12
RW/ROM
PCO
68 PCO
(H/L)
FILI
67 FILI
DVCC 13
FILO
66 FILO
VCTL
B
65 VCTL
VPCO DVC
64 VPCO
D
VC
63 VC
DVC 14
A
A
62 FE
B C
61 SE
RFAC 15
IC9 TC75S57F (TE85R)
(SERVO Board)
+ -
GND
3 2 1
4 5
OUT VCC
38 38
IC3 NJM12902V-TE2
(SERVO Board)
RW/ROM
OUT
1
30 DC OFST
29 RFDCI
A
–
–
B
-IN
+ 2
28 RFDCO
+
C
DVC
D
+IN 3
DVC
VCC
+V 4
VC
RW/ROM
27 VC
5
+IN
-IN 6
26 RFC
EQ
25 VFC
24 BST
OUT 7
EQ ON/OFF
RFAC
23 RFG
VCA
RW/ROM
VCC 22 VCC
VOFST 21 CEI
B
C
–
–
A
+
20 CE
+
D
DVC
VC
RW/ROM
19 TE BAL
RW/ROM
–
18 TE
+
VC
RW/ROM
RW/ROM
17 FEI
VOFST
–
–
+
16 FE
+
DVC
VC
RW/ROM
IC7 RN5RZ20BA (SERVO Board)
IC12 RN5RZ25BA (SERVO Board)
GND
1
VDD 2
VOUT 3
OUT
14
-IN
13
12 +IN
11 GND
10
+IN
9 -IN
8 OUT
5 CE
VREF
– +
CURRENT
LIMIT
4 NC