Sony CFD-W57 - Cd Radio Cassette-corder, Service Manual

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– 50 –
IC704 CXD2589Q
IC702 BA6898FP IC703 BA6208
PWM
PWM
1 2 3 4 5 6 12 13 14 15 16 17 19 20
34
27
24
23
25
21
61
63
64
66
67
68
69
70
71
72
73
74
75
77
78
79
80
OSC
62
65
76
7 8 9 10 11 18
22
28
26
33
32
31
30
29
36
35
40
39
38
37
45 44 43 42 41 50 49 48 47 46 55 54 53 52 51 59 58 57 56 60
EFM
DEMODULATOR
ERROR
CORRECTOR
16k
RAM
D/A
INTERFACE
CLOCK
GENERATOR
SERVO
AUTO
SEQUENCER
CPU
INTERFACE
DIGITAL
OUT
SUB CODE
PROCESSOR
3rd-ORDER
NOISE SHAPER
OVER SAMPLING
DIGITAL FILTER
SERIAL-IN
INTERFACE
DIGITAL
CLV
OSC
DIGITAL
PLL
ASYMMETRY
CORRECTOR
LRCKI
LRCK
ASYO
ASYI
BIAS
RF
AVDD
CLTV
AVSS
FILI
FILO
PCO
V16M
VCTL
VCKI
VPCO1
TES1
TES0
PWMI
MDP
VDD
SYSM
AVSS
AVDD
XTAI
XVDD
AVSS
LOUT1
AIN1
AOUT1
XTAO
XVSS
AVSS
LOUT2
AIN2
AOUT2
AVDD
AVSS
XRST
VDD
VSS EXCK SBSO SCOR WFCK ENPHI EMPH DOUT C4M XTSL C2PO GFS XPCK XUGF VDD VSS BCKI BCK PCMDI PCMD
VSS
LMUTE
RMUTE
SQCK
SQSO
SENS DATA
XLAT
CLOK
SEIN
CNIN
DATO
XLTO
CLKO SPOA SPOB XLON
FOK
VDD
VSS
1 2 3 4 5 6 7 8 9
10 11 12 13 14
28 27 26 24 23 22 21 20 19 18 17 16 15 25
LEVEL
SHIFT
LEVEL SHIFT LEVEL SHIFT
D.BUF D.BUF
LEVEL
SHIFT
D.BUF D.BUF
D.BUF
GND F– F+ FIN NC VREF VCC VCC NC TIN T– T+ VREF SPI
SL– SL+
SLIN
NC NC NC
MUTE
GND
SPIN
NC
SP– SP+
GND SPO
D.BUF
D.BUF D.BUF
REGULATOR
DRIVER-
MUTE
VCC VCC
1
2
3 4 5 6 7 8 9
NC
OUTPUT 2
Vcc
GND
NC
INPUT 2
INPUT 1
NC
MOTOR
DRIVE
MOTOR
DRIVE
REG
SWITCH
SWITCH
OUTPUT1