Sony ZS-RS70BT, Руководство по обслуживанию

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ZS-RS70BT/RS70BTB
ZS-RS70BT/RS70BTB
50 50
• IC Block Diagrams
– CD Board –
IC701 LC786950T-US-H
• Waveforms
– CD Board – – TUNER Board –
– MAIN Board –
1
IC701
2
(RF OUT)
(CD play mode)
200 mV/DIV, 500 ns/DIV
1.0 ± 0.5 Vp-p
2
IC701
us
(XOUT)
1 V/DIV, 50 ns/DIV
60 ns
1.8 Vp-p
3
IC702
7
(CF2)
1 V/DIV, 50 ns/DIV
84 ns
2 Vp-p
4
IC1
3
(GP03/DCLK)
500 mV/DIV, 20
P
s/DIV
30.8
P
s
1 Vp-p
5
IC801
qh
(CF2)
1 V/DIV, 50 ns/DIV
100 ns
2.5 Vp-p
C2F (LRSY) 60
FSEQ (DATACK) 59
DEFECT (DATA) 58
TEST1 57
AD_DATA (STDATA) 56
AD_BCK (STCK) 55
AD_LRCK (STREQ) 54
TEST0 53
CONT0 52
CONT1 51
CONT2 50
INTB1 49
INTB0 48
RESB 47
DO 46
DI 45
CL 44
CE 43
DVSS 42
DVDD 41
FDO
22
AV
D
D
21
TDO
23
SLDO
24
SPDO
25
VVSS1
26
PDOUT1
27
PDOUT0
28
PCKIST
29
VVDD1
30
CONT5 (M-MUTE)
31
LIMIT
-SW (CONT3)
32
STREQ (DEFECT)
33
STCK (FSEQ)
34
STDA
TA
(C2F)
35
DVDD
36
DVSS
37
DVDD15
38
VVDD3
39
VVSS3
40
SLCO
80
LR
VSS
79
RCHO
78
LRREF
77
LCHO
76
LR
VDD
75
XVDD
74
XIN
73
XOUT
72
XVSS
71
CONT4
70
DOUT
69
DVDD
68
DVSS
67
DVDD15
66
PCMREQ
65
PCMDA
TA
64
PCMBCK
63
PCMLRSY
62
DVDD
61
EFMIN 1
RFOUT 2
LPF 3
PHLPF 4
AIN 5
CIN 6
BIN 7
DIN 8
SLCISET 9
RFMON 10
VREF 11
JITTC 12
EIN 13
FIN 14
PCNCNT 15
TE 16
TEIN 17
LDD 18
LDS 19
AVSS 20
LPF
CLOCK
GENERATOR
8FS DIGITAL FILTER/
1BIT DAC
SLICE
LEVEL
CONTROL
RF
SIGNAL
PROCESSOR
MONITOR
INTERPOLATION MUTE
ERROR CORRECTION
SERVO
CONTROL
CD PLL
AUDIO CONTROL
MUTE/DE-EMPHASIS/
ATTENUATION CONTROL/
BASS/TREBLE/
HFC FILTER
SYNCHRONIZATION
DETECTION
EFM
DEMODULATION
MP3/PCM OUTPUT CONTROL
STREAM CONTROL/AUDIO INPUT
MEMORY I/F
AUDIO OUTPUT
CONTROL
JITTER
APC
D/A
A/D
VREF
TES, HFL,
DEFECT
PORT CONTROL
DOUT CONTROL
SUBCODE
DECODER
TEXT
DECODER
ROM
DECODER
SRC
MP3, WMA, AAC
DECODER
MEMORY
1M BIT
MCU
I/F
PLL3
MP3
ENCODER