Read Sony HT-DDW7500 / HT-DDW8500 / STR-KM7500 Service Manual online
15
15
STR-KM7500
STR-KM7500
5-5. BLOCK DIAGRAM — DIGITAL (1/2) SECTION —
6LJQDOSDWK
: TUNER
: AUDIO (DIGITAL)
: AUDIO
RFK LV RPLWWHG GXH WR VDPH DV LFK
ERROR
DATA2
DATA3
DATA4
DATA2
DATA3
DATA4
DATA2
DATA3
DATA4
MCK
BCK
LRCK
DATA1
HDMI ERR
30
DIR ERROR
49
DSP SEL
17
MOSI 127
MISO 126
SPICLK 125
SPIDS 122
RESET 121
FLAGO 15
Y
A
B
5
A/B
1
6
1
2
FLAG1
16
B2
10
B3
13
B1
B0
3
A2
11
S
X2002
+3.3V
+5V
+1.2V
25MHz
CLKIN
XTAL 143
DAI_P18SPLRCK
DAI_P12DPSIB
DAI_P19DPBCK
Y0 4
Y3
12
Y1
A0
2
A1
5
A3
14
BCK 8
LRCK
7
DOUT
VINL
VINR
9
14
13
Q
5
DAI_P20SPFSCL
94
CK
9
Y2
1
142
8
SPDIF
CN2202
IC2012
2-CH MUX
IC2006(2/2)
DSP EX3
IC2007
(1/2)
SYSTEM CONTROL
SELECTOR
IC2023
ADC
IC2019
EEPROM
IC2014
IC2010
SWITCH
IC2011
CLOCK GENERATOR
IC2006
(1/2)
DSP EX3
8CH DAC
IC2020
+1.2V REG
IC2001
+3.3V REG
IC2022
6
H_RESET
H_UART_RX
H_UART_TX
REG_CTL
91
89
HDMI REG CTRL
HDMI_UART_TX
HDMI_UART_RX
HDMI_RESET
HDMI_RESET
HDMI REG CTRL
HDMI REG CTRL
HDMI_UART_TX
HDMI_UART_TX
HDMI_UART_RX
HDMI_UART_RX
HDMI_RESET
HDMI_RESET
50 HDMI_FSRATE
16
CEC IN
88
CEC OUT
28
CEC
CN2000
90
DAC SW
DAC C
DAC SL
DAC SBL
ADC LIN
15
7
79
89
88
Q2001
- Q2003
Q2000
Q2001 - Q2003
CEC BUFFER
Q2000
CEC_OUT
SWITCH
1
8
CKA
Q4B
DAC MUTE
DIR_DATAO
14
MUTE
3
4
86 DALP16 DPDVLRCK
87 DALP17 DPDVBCK
DPSOB DAI_P7
65
7
10
DPSOD DAI_P9
71
DPSOC DAI_P8
8
70
DPSOA DAI_P6
DAI P11
DPSIA
DPSIA
9
64
BCK
LRCK
2 MCK
25
23
VO3L
DIN 1
DIN 4
DIN 3
DIN 2
DIN 2
31
63
52
55
78
FLASH1 103
FLASH2
MD2
INT
62
RESET_TRG
83
STOP
102
EEPROM CLK
SCL
SDA
EEPROM DATA
DAC LAT
11
M/LAT
32
COM CLK
13
MD/DATA
1
COM DATA
12
MC/CLK
2
14
22 VO2L
VO2L
12
21 VO1L
10
20
19
VO4L
_NC
_NC
7
CN2200
TUNING B/NIGHT MODE
TUNING A/MULTI ST
CN2203
3
RESET
FLASH1
FLASH2
MD2
8
6
5
CN2100
4
SW PREOUT RY
SW PREOUT RY
C/SW/SUR RY
C/SW/SUR RY
HP RY
HP DETECT
1
2
3
BRIDGEABLE RY
BRIDGEABLE RY
SBL/SBR/Bi-Amp RY
SBL/SBR/Bi-Amp RY
FRONT A RY
FRONT A RY
5
6
7
6
78
HP DETECT 5
6
HP RY 4
71
70
69
72
98
5
IC2013
+5V REG
+5V
+3.3V (STBY)
IC2002
IC2003
RESET
RESET
IC2004
AC OFF DET
B
1
A
B
2
VDD
2
OUT
1
1
A
2
X
4
80
VOL_JOG_A
VOL-JOG(2A)
VOL_JOG_B
79
VOL-JOG(2B)
104
INPUT_JOG_A
IN ENCODER A
IN ENCODER B
INPUT_JOG_B
97
FL LAT
FL_RESET
7
FL LAT
FL DIN
9
FL DATA
FL_CLK
8
FL CLK
11
TUNING B/
NIGHT MODE
NIGHT MODE
10
TUNING A/
MULTI ST
MULTI ST
PW_SW
85
POWER_KEY
DCAC
DCAC_IN 115
AD2
AD_KEY2 114
AD1
AD_KEY1 113
3
FLASH
PROGRAMMING
CONNECTION
SECTION
(Page 17)
G
HDMI
SECTION
(Page 13)
B
MAIN SECTION
(Page 18)
N
DISPLAY SECTION
(Page 11)
A
FL
16
DSP INT
81
DSP RESET
64
DSP SPDIDS
65
DSP SPICLK
75
DSP MISO
73
DSP MOSI
74
DAI_P13DPSIC
80
DAI_P14DPSID
81
DAI_P15DPSIE
82
FL RESET
DIGITAL SECTION
(2/2)
(Page 16)
T
DIGITAL SECTION
(2/2)
(Page 16)
P
5
DMPORT_L+
3
DMPORT_L-
SIRCS
84
SIRCS_IN
(R-CH)
CL 40
DI 38
RX4 8
RERR 36
RMCK
RDATA
16
21
21
RLRCK 20
RBCK 17
5
IC2016
WAVE SHAPER
IC2015
DIGITAL AUDIO
I/F RECEIVER
J2000
6
2
SAT
IN
(OPTICAL)
4
IC2018
OPTICAL RECIEVER
OPTICAL RECIEVER
DVD
IN
(OPTICAL)
2
IC2017
TV
IN
(OPTICAL)
XIN
XOUT
29
28
X2001
12.288MHz
Ver. 1.4
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