Sony CDX-646 Operating Instructions (English,Español, Français), Service Manual

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92
93
94
95
96
99
97
98
TIMING
LOGIC
CLOCK
GENERATOR
D/A
INTERFACE
DIGITAL
OUT
32k
RAM
ERROR
CORRECTOR
OVER SAMPLING
DIGITAL FILTER
3rd-ORDER
NOISE SHAPER
LOW-PASS
FILTER
VC
VC
DIGITAL
CLV
MIRR
DFCT
FOK
SERVO
AUTO
SEQUENCER
SERVO
INTERFACE
DIGITAL
PLL
EFM
DEMODULATOR
SUB CODE
PROCESSOR
CPU
INTERFACE
SERIAL-IN
INTERFACE
A/D
CONVERTER
OP AMP
ANALOG
SWITCH
PWM GENERATOR
79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55
ASYMMETRY
CORRECTOR
54 53 52 51
50
49
47
48
45
44
43
42
41
40
39
38
46
37
36
35
34
33
32
31
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
FOCUS PWM
GENERATOR
TRACKING PWM
GENERATOR
SLED PWM
GENERATOR
SERVO DSP
FOCUS SERVO
TRACKING
SERVO
SLED SERVO
INTERNAL BUS
PWM
100
LOW-PASS
FILTER
PWM
+
–
+
–
BCK
BCKI
ENPH
EMPHI
XVDD
XTAI
XTAO
XVSS
AVDD1
AOUT1
AIN1
LOUT1
AVSS1
AVSS2
LOUT2
AIN2
RMUT
AOUT2
AVDD2
LMUT
PCMDI PCMD LRCKI LRCK VDD ASYE DOUT MD2 VSS VPCO V16M VCTL BIAS AVDD3 PCO FILI FILO CLTV AVSS3 RFAC ASYI ASYO AVDD0 IGEN AVSS0 ADIO RFDC CE TE SE
FE
VC
TES1
XTSL
VSS
VDD
FRDR
FFDR
TRDR
TFDR
SRDR
SFDR
TEST
FSTIO
SSTP
MDP
LOCK
PWMI
FOK
DFCT
VDD
VSS
MIRR COUT
WDCK
C4M
SCOR
C2PO
GFS
XPCK XUGF
WFCK
ATSK SCKL SENS CLOK
XLAT
DATA
SYSM
XRST EXCK
SBSO
SCSY
SQCK SQSO
XOLT
SOCK SOUT
VSS
VDD
– MAIN Board –
IC101 CXD2598Q
IC301 LB1930M-TLM IC304 NJM2395AF08
IC305 NJM2395AF05
IC302 BA8272FV-E2
1
2
3
4
5 6
7
8
9
10 VCC
IN2
S-GND
IN1
NC
NC
OUT2
NC
P-GND
OUT1
CONTROL
CIRCUIT
MOTOR
DRIVE
CIRCUIT
BUFFER
BUFFER
1 2 3 4 5 6 7
8 9 10 14 13 12 11
VCC BUS ON LINK OFF CLK OUT DATA OUT DATA IN
BUS RESET
BUS DATA
VREF
BUS CLK
GND
BUS ON IN
BUS ON OUT
RESET
RESET
SWITCH
2
VOUT
3
GND
1
VIN
4
CONT
CONTROL