Block Diagram - Audio Section - Sony HCD-DZ830W Service Manual

HCD-DZ830W/DZ850KW
Ver. 1.1
Q Q
6-3. BLOCK DIAGRAM – AUDIO SECTION –
3 7 6 3 1 5 1 5 0
DZ830W
J203(2/2)
L-CH
L
SAT/CABLE AUDIO IN
R-CH
R
DZ850KW
J303(2/2)
Q470,471,473
L-CH
L
MO/ST DETECT
TV/VIDEO AUDIO IN
R-CH
R Q474,475
GAIN CONT
IC401 AMP
J401
AUDIO IN /
6
A.CAL MIC
DZ830W 5
3
AUDIO IN / MIC1/
2
A.CAL MIC
DZ850KW
DZ830W DZ850KW
J402
PHONES MIC2
DZ830W
HPR
AMP Q450,451,460,461
D
HPL
SECTION
MUTE
(Page 37)
EXCEPT E32,MX
CN204(2/2)
2
L-CH
3
R-CH
DMPORT 5
6
IC202 BUFFER
DZ850KW
J300(2/2)
T E
L 1 3 9 4 2 2 9 6 5 1 3
L-CH
L
SAT/CABLE AUDIO IN
R-CH
R
DZ830W
J230(2/2)
L-CH
EURO AV
R-CH
TOUTPUT(TO TV)
L-CH
R-CH
COAXIAL
FM75Ω
TUNER
DZ830W
RDS_DATA
UNIT
AM RDS_CLK
TUNED
PLL CK
PLL DO
PLL CE
PLL DI
• Signal Path
: AUDIO
: AUDIO IN
: TUNER
: DIGITAL IN
w w w
HCD-DZ830W/DZ850KW
DC CONT DZ830W
IC305 AMP
MO/ST DET
GAIN CONT
DC 3
2
7
1
DZ850KW
IC300
ELECTRIC VOLUME
PLUG DET1 1 VIN1 VOUT1 2
IC402 AMP
PLUG DET2
3
1 8 VIN2 VOUT2 7
2
5 4
MIC 1+2
Q302
Q3081 HP MUTE
MUTE SW
Q304
1
7
DZ850KW
MIC_DATA
76
75 MIC_CLK/RDS_CLK
GAIN CONT
26 MIC GAIN
DC CONT
28 DC CONT
MO/ST DET
90 MONO/ST_DET
PLUG DET2
52 HP_SW/MIC2_SW
PLUG DET1
63 MIC/A.CAL_SW
HP MUTE
53 HP_MUTE
TUNED
68 TUNED
PLL CK
69 ST_CLK
DZ830W
PLL DO
70 ST_DO
PLL CE
71 ST_CE
PLL DI
72 ST_DI
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IC303
AUDIO INPUT SELECTOR-1
(DZ830W/DZ850KW)
L-CH
1
15 X2
R-CH
2 Y2
L-CH
14 X1 X 13
R-CH
5 Y1 Y 3
IC304
AUDIO INPUT SELECTOR-2
(DZ830W/DZ850KW)
L-CH
13 11 X3
12 X0 X
IC305
R-CH
2 ALC 8 1 Y0 Y 3 4 Y3
AMP
L-CH
12 X0
R-CH
1 Y0
RF/VIDEO
C
SECTION B A
(Page 36) 9 10
11 X3
4 Y3
SAT/CABLE
Q Q
3 7
14 X1
5 Y1
B A
9 10
E32,MX
R425
Q307
Q308
EXCEPT E32,MX Q305
Q306
IC501 (3/4)
SYSTEM CONTROLLER
EXCEPT E32,MX
A-SEL3 81
/RDS_DATA
A-SEL2 86
A-SEL1 85
A-SEL0 84
DIR_RST 58
DIR_HCE 59
DIR_HDOUT 100
DIR_CSFLAG 19
DIR_XSTATE 61
DIR_ERR 60
18
DIR_ZERO
DSP_INTR 73
55
DSP_RESET
DSP_SPIDS 54
DSP_MISO 6
DSP_MOSI 5
DSP_SPCLK 7
DSP_SF_CE 79
DSP_MASTER 91
u 1 6 3
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38 38
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2 4
8 9 9
IC306
AMP
(DZ830W/DZ850KW)
X1
IC772
25MHz
A/D CONVERTER
SI_B
3 LIN
1 13 VINL 9
DOUT
2
5 RIN
7 14 VINR
6
6 8 7
AMP_MCKO
BCK
LRCK
IC702
X707
DIGITAL 12.288MHz
AUDIO
INTERFACE
13 14 15 21 22
RF/VIDEO
SPDIF SI_A
B
3 DIN0 16
SECTION DATA
(Page 36)
4 DIN1
IC301
5 DIN2 34
ERROR
OPTICAL IN
24
AUDIO-
(DZ830W/DZ850KW)
OPTICAL OUT 2
IC302
DIGITAL IN
(DZ830W/DZ850KW)
J302 48 38 37 36 35 25 17
COAXIAL 2 4
6 3 1 5 1 5 0 8 9
DIAT_SCLK
AMP
E
SECTION DIAT_SDATA
(Page 37)
IC786
5
2
1
m
c o
.
2
8 9 9
IC002
DIGITAL AUDIO PROCESSOR
142 CLKIN
143 XTAL
AMP_D1
79 DPSIB DPSOA 64
AMP
AMP_D2
F
DPSOB 65
SECTION
AMP_D3
DPSOC 70
(Page 37)
MCKO
94 DPFSCK
BCKO
AMP
89 DPBCK DPDVBCK 87 G
IC783(1/2) GATE
SECTION
88 DPLRCK
(Page 37)
DPDVLRCK 86 2 LRCKO
7
1
IC782
D FLIP-FLOP
2 CLK
78 DPSIA Q 4
1 D
16 DIR_ERR
97 NONAUDIO
15 121 122 126 127 125 63 98
IC783,Q781
DELAY
IC783(2/2)
6
3
5
2 4 9 8 2 9 9
Q781
IC787
SERIAL FLASH
2 SO
3 5 SI
6 6 SCK
IC785
SELECT
7
2
5 1 CE
1
6