Read Sony HT-SF470 / HT-SS370 / STR-KS370 / STR-KS470 Service Manual online
STR-KS370/KS470
STR-KS370/KS470
13
13
Ver. 1.1
5-3. BLOCK DIAGRAM - DSP/S-AIR Section -
A
DATA_DIR, DOUT,
BCK, LRCK CKOUT
G
MUTE
LRCK
DOUT
DATA_DIR
SD1
SIGNAL SELECTOR
IC1701
14 4A
13 4B
CKOUT
11 3A
10 3B
SD0
BCK
SD2
SD3
5
2A
LRCK
BCK
6
2B
MCK
3
1B
4Y 12
3Y
9
2Y
7
SEL
1
1Y
4
SWITCHING
IC1702
3
1B
6
2B
10 3B
14
13
2
1A
F
4B
4A
1Y
4
2Y
7
3Y
9
SEL
1
4Y 12
MUTING
Q1700
C
DIR_XSTATE, DIR_RERR
CLK1
33
CNVSS
9
PCM_MUL
TI
21
SYSTEM CONTROLLER
IC1005 (2/4)
78 DPSIA
79 DPSIB
88 DPLRCK
94 DPFSCK
89 DPLBCK
16 DIR_ERR
82 DPSIE
81 DPSID
80 DPSIC
DSP
SPIDS
26
DSP_RESET
88
DSP_INTR
68
SPIDS
*
RESET
*
INT_REQ
DSP
IC1003
DPSOA 64
SWITCHING
IC1002
1
2
5
3
7
6
MUTING
Q1004
DPDVLRCK 86
DPDVBCK 87
DPSOB 65
DPSOC 70
SWITCH
IC1000
AMP_BCK1
AMP_LRCK1
AMCK1
AMP_DATA1 – AMP_DATA3,
AMP_BCK1, AMP_LRCK1, AMCK
H
AMP_DATA1
AMP_DATA2
AMP_DATA3
DSP_SPI CLK
7
DSP
MOSI
5
DSP
MISO
6
S-AIR_I2C_SDA
78
SAIR_SEL
85
S-AIR_I2C_SCL
77
S-AIR GPIO2
67
SAIR_ADC_SEL
70
S-AIR_DET
71
S-AIR_SRC_MUTE
34
S-AIR RST
63
143
142
X1000
25MHz
XTAL
CLKIN
SD0 – SD3, MCK,
BCK, LRCK
97 NONAUDIO
*
B
AUDIO
S
R
DIR_XSTATE
DIR_RERR
122 121 15
DPSOE 77
BUFFER
IC1008
2
A0
3
B0
5
A1
6
B1
11 A2
10 B2
14 A3
13 B3
Y0
4
Y1
7
Y2
9
Y3 12
S
1
1
CN100
EZW-T100
4
2
16
26
15
14
23
19
18
7
12
25
20
11
24
M
S AIR OUT L
L ch
R ch
SD1
SD2
BCK1
BCK2
LRCK1
LRCK2
I2C_SDA
I2C_SCL
INT
ADC_SEL
GND
SRC_MUTE
RESN
R-CH
SIGNAL PATH
: AUDIO (ANALOG)
: AUDIO (DIGITAL)
SPICLK
MOSI
MISO
125 127 126
BUFFER
IC1015
14
13
13
12
2
3
3
4
5
6
6
7
DMPORT RX (UCOM TX)
DMPORT TX (UCOM RX)
6
5
CN1701
31 UCOM TX-DMP RX
32 UCOM RX-DMP TX
DET
7
CLK1
CNVSS
RESET
RTS1
RXD1
4
5
CN1002
TXD1
8
91 DMPORT_DET
DMPORT
FLASH PROGRAMMING
3
7
2
DMPORT_RX
DMPORT_TX
(PAGE 12)
(PAGE 11)
(PAGE 14)
(PAGE 11)
(PAGE 12)
(PAGE 11)
(PAGE 11)
(PAGE 12)
(PAGE 15)
Lch
Rch
14
13
R-CH
N (PAGE 11)
Click on the first or last page to see other HT-SF470 / HT-SS370 / STR-KS370 / STR-KS470 service manuals if exist.