Read Sony HT-DDW3000 / STR-KM3000 Service Manual online
STR-KM3000
STR-KM3000
12
12
6-1. BLOCK DIAGRAM - MAIN Section -
SECTION 6
DIAGRAMS
• SIGNAL PATH
SYSTEM CONTROLLER
IC1101 (1/3)
SWITCH
IC1014
78 DPSIA
79 DPSIB
88 DPLRCK
94 DPFSCK
89 DPBCK
16 FLAG1
DSP
SPDIF(LA
T)
21
XRST
8
DSP
INT
47
XSPIDS
XRESET
FLAG0
DSP
IC1501
D/A CONVERTER
IC1452
2 MCK
3 BCK
4 LRCK
9 DIN3
7 DIN1
8 DIN2
VO1L 21
VO1R 22
VO2L 23
VO2R 24
VO3L 25
VO3R 26
DPDVLRCK
64
DPDVBCK
DPSOA
DPSOB
DSPOC
87
65
70
86
DSP
SPI CLK
: AUDIO (ANALOG)
: AUDIO (DIGITAL)
143
142
X1302
25MHz
XTAL
CLKIN
97 XNONAUDIO
122 121 15
20
MOSI
19
MISO
18
SPICLK
MOSI
MISO
125 127 126
DAC_ML
12
DAC_MC
13
DCAC_INT
57
DAC_MDI
14
DAC_MUTE
15
11 13 14
ML/I2S
MD/DM
MUTE
12
MC/IWL
R-CH
R-CH
SL
L, C, SW, SL
C
L
SW
B
• R-ch is omitted due to same as L-ch.
D1503
D1504
D1501
EEPROM
IC1131
DIR_DO
DIR_DI
DIR_CLK
DIR_CE
DIR_ERROR
DIR_XMODE
DIR_XST
ATE
DIR_DA
TA0
1
DOUT
7
SCKI
12
BCK
8
LRCK
14
VINL
13
VINR
6
XMCK 20
DATAO 16
BCK
15
LRCK
14
CKOUT 13
AUDIO 24
47
OPTICAL
SAT IN
DIGITAL OPTICAL
RECEIVER
IC1351
WAVE
SHAPER
IC1303
DIGITAL AUDIO
INTERFACE RECEIVER
IC1301
DIN2
J1301
5
COAXIAL
DVD/BD IN
DIGITAL
A/D CONVERTER
IC1401
21
22
X1301
12.288MHz
XOUT
XIN
DIR_CKCEL1
94
D1301
83
82
X1
X0
29 SDA
30 SCL
X1101
24MHz
DIN1
4
CKSEL1
DOUT
DI
CLK
CE
XMODE
XST
ATE
ERROR
A_AUDIO
A
98 97 95 96
99
100
93
R-CH
35 36 38 37 48 17 34
RESET SIGNAL
BUFFER
IC1111
RSTX 77
(Page 13)
(Page 13)
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