Sony CDX-656 Service Manual page 29

– MAIN Board –
IC101 CXD3017Q
60 59
DIGITAL
OUT
LRCK
61
D/A
PCMD 62
INTERFACE
BCK 63
EMPH 64
XVDD 65
XTAI 66
TIMING
LOGIC
XTAO 67
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
IC301 LB1930M-TLM
VCC 1
BUFFER
NC 2
IN1 3
CONTROL
CIRCUIT
4
IN2
BUFFER
S-GND 5
58 57 56 55 54 53 52
ERROR
CORRECTOR
DIGITAL
PLL
16K
RAM
EFM
DEMODULATOR
SUBCODE
PROCESSOR
SERVO
INTERFACE
SERVO AUTO
SEQUENCER
CPU
INTERFACE
5 7 8
6
IC302 BA8272AFV-E2
NC
10
OUT1
9
MOTOR
DRIVE 8 NC
CIRCUIT
7
OUT2
6 P-GND
51 50 49 48 47 46 45 44
ASYMMETRY
CORRECTOR
SERVO DSP
FOCUS
SERVO
TRACKING
SERVO
SLED
SERVO
9 10 11 12 13 14 15 16 17 18 19 20
14 13 12 11 10 9
1 2 3 4 5 6
CDX-656/656X
43 42 41
OPERATIONAL
AMPLIFIER
ANALOG SWITCH
A/D
CONVERTER
CLOCK
GENERATOR
PWM GENERATOR
FOCUS PWM
GENERATOR
TRACKING
PWM GENERATOR
SLED PWM
GENERATOR
DIGITAL
CLV
MIRR, DFCT,
FOK
DETECTOR
IC304 NJM2395AF08
IC305 NJM2395AF05
8
RESET
SWITCH
1 2
7
SE
40
39 FE
VC
38
37 XTSL
36 TES1
35 TEST
VSS
34
33 FRDR
32 FFDR
31 TRDR
30 TFDR
SRDR
29
28 SFDR
27 SSTP
26 MDP
25 LOCK
24 FOK
23 DFCT
22 MIRR
COUT
21
CONTROL
3 4
29