DOWNLOAD Sony STR-DH720 / STR-DH720HP Service Manual ↓ Size: 9.19 MB | Pages: 127 in PDF or view online for FREE

Model
STR-DH720 STR-DH720HP
Pages
127
Size
9.19 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
str-dh720-str-dh720hp.pdf
Date
PREV: Sony STR-DH520 Service Manual

Sony STR-DH720 / STR-DH720HP Service Manual ▷ View online

STR-DH720/DH720HP
STR-DH720/DH720HP
13
13
5-1.  BLOCK  DIAGRAM  – TUNER/AUDIO Section –
SECTION 5
DIAGRAMS
C-CH
SR-CH
FR-CH
SL-CH
FL-CH
R-IN
L-IN
SW
SEL
C
SEL
SB
SEL
SL
SEL
R-CH
INR2
INL2
INL3
INR3
R-CH
R-CH
DIR
FUNCTION SELECT
IC400
VCC
VEE
+7V
SEL
SW
MCU
I/F
-7V
SW OUT
SBL
SBR
C OUT
SL OUT
FL OUT
8
21
23
SYSTEM
CONTROL
IC2105 (1/5)
AUDIO AMP
IC101
TUNER_LAT
9 TUNER_MOSI
10 TUNER_CLK
EVOL_DATA
DCAC_MUTE
EVOL_CLK
TUNER_SD
TUNER_MISO
97
96
41
57
58
12
8
10
62
11
59
60
75
14
13
18
17
SBR-CH
R-CH
19
SW-CH
16
71
66
70
68
69
SR OUT
FR OUT
72
73
67
48
47
52
51
42
41
46
45
SBL-CH
20
15
76
25
26
L
SEL
5
1
OP AMP
IC4121
5
3
1
2
61
7
6
1OUT
2+
AM
TN1
FM/AM TUNER UNIT
L-CH
US, CND
SD
CE
DO
DI
CLK
TU+9V
FM 75ȍ
COAXIAL
ANTENNA
R-CH
J401 (1/2)
J409
-1
-2
-4
-5
-4
-5
-7
-8
J4100
AUTO CAL
MIC
J401 (2/2)
-1
-2
SA-CD/CD
AUDIO IN
L
R
TV
AUDIO IN
L
R
J101 (1/2)
VIDEO 2 IN
AUDIO
L
R
L
R
VIDEO 1
AUDIO IN
L
R
SAT/CATV
AUDIO IN
L
R
VIDEO 1
AUDIO OUT
11 TUNER_RDS_CLK
22 TUNER_RDSDATA
ECE
AM
TN1
FM/AM TUNER UNIT
L-CH
SD
CE
DO
DI
CLK
TU+9V
FM 75ȍ
COAXIAL
ANTENNA
R-CH
RDS INT
RDS DATA
‡6LJQDOSDWK
           : TUNER (FM/AM)
           : VIDEO (AUDIO)
           : CD (ANALOG)
   : TUNER
‡5FKLVRPLWWHGGXHWR
VDPHDV/FK
‡$EEUHYLDWLRQ
 &1' &DQDGLDQPRGHO
 (&( &RQWLQHQWDO(XURSHDQ
 
 (DVW(XURSHDQ
 
 DQG5XVVLDQPRGHOV
DIGITAL 
SECTION
(Page 14)
DIGITAL 
SECTION
(Page 14)
POWER KEY
SECTION
(Page 18)
MIC MUTE
DRIVER
Q4121 - Q4123
A
B
C
STR-DH720/DH720HP
STR-DH720/DH720HP
14
14
5-2.  BLOCK  DIAGRAM  – DIGITAL Section –
55
56
57
DSP_MISO
DSP_MOSI
DSP_SPICLK
TUNER/
AUDIO
SECTION
(Page 13)
C
D-VIDEO
SECTION
(Page 16)
D
TUNER/
AUDIO
SECTION
(Page 13)
A
L-IN
R-IN
3 - 5
17 - 19
12 - 14
75, 97,103
6, 8 -10
74, 95,101
‡6LJQDOSDWK
           : TUNER (FM/AM)
           : DVD (DIGITAL)
‡5FKLVRPLWWHGGXHWR
VDPHDV/FK
R-CH
COAXIAL
BD/DVD IN
DIGITAL
(ASSIGNABLE)
OPTICAL
IN
TV
J2301
OPTICAL
SAT/CATV
IN
X2800
25MHz
CN2513
9
10
7
8
11
12
13
14
16
18
CEC DATA
SWITCH
1
48
20
47
73
94
86
X2801
0+]
CLKIN
SBL/SBR_OUT
SL/SR_OUT
C/SW1_OUT
L/R_OUT
24
XTAL2 25
92
BCLK_OUT
MCLK_IN
98
LRCLK_OUT
SPICLK
Y0
B0
Y3
Y1
SEL
MOSI
MISO
IRQ/GPIO
FLAG1
FLAG2
99
70 71 68
40
39
88 89
25
29
24
INPUT
DATA
DEMODULATOR
3D3E'(7(&7,21
LOCK
DETECTION
MICROPROCESSOR
I/F
&ELW'(7(&7,21
18
1
OUT
DIGITAL OPTICAL
RECEIVE
IC2352
DIGITAL AUDIO
INTERFACE RECEIVER
IC2006 (1/2)
2
3
WAVE SHAPER
IC2303
IC2010
2
4
9
REG
9
VDDI
9
VDDE
9
TEMP_SENSOR_1
VDD
9
9
+5V REG
IC2421
+5V
+7V
VOUT
VIN
DSP
IC2801
COM_CLK
COM_DA
TA
MC/SCL
MDI/SDA
33
31
TH251
TH252
26
TEMP_SENSOR_2
27
XTO
RXIN2/
'9'B&RD[LDO,Q
RXIN4/TV OPT IN
LRCK
1
OUT
IN2 OUT3
DIGITAL OPTICAL
RECEIVE
IC2351
32
RXIN3/
SAT/CATV OPT IN
XTI
SYSTEM
CONTROL
IC2105 (2/5)
11
14
94
95
MUTE
LA
TCH
MUTE
ML/I2S
12
MC/IWL
13
MD/DM
DIN3
DIN4/DNC
FL OUT
R-CH
VO3L
VO3R
VO1L
VO1R
VO2L
VO2R
9
26
25
7
2 MCK
3 BCK
LRCK
4
D/A CONVERTER
IC2501
DAC
DIN2
SL OUT
R-CH
22
21
DAC
DIN1
C OUT
23
SW OUT
24
DAC
DAC
DSP
69
RXIN6/HDMI_ARC
RXIN7/HDMI_SPDIF
VINR
VINL
SCKO
IC2005
1
3
+9V
REG
+9V
+15V
Q2702 - Q2705
134
135
136
13
3
11
10
8
6
4
1
2
10
DAC
VO4L
VO4R
20
19
SBL OUT
8
2
5
1
SCHMITT TRIGGER
IC2009
EEPROM
IC2802
12
4
7
1
3
MUTING
IC2804
3
3
28
47 43
HDMI_CECIN
HDMI_CECOUT
SEL
NPCM
ERROR
INT
88
38
39
40
SCK
SI
SO
A3
Y0
Y3
Y1
Y2
A2
A1
A0
B0
CK
D
Q
SIGNAL SELECTOR
IC2805
MUTE
SWITCH
Q2706
Ver. 1.1
STR-DH720/DH720HP
STR-DH720/DH720HP
15
15
5-3.  BLOCK  DIAGRAM  – STANDBY-A VIDEO PC Section –
14
13
5
7
9
1
75ȍ
DRIVER
6dB AMP
15
75ȍ
DRIVER
6dB AMP
V_COMP_SW2
V_SEL_SW2
V_MUTE
V_SEL_SW1
COMP_SW2
VSEL_2
COMP_DET
V_MUTE_1
VSEL_1
SYSTEM CONTROL
IC2105 (3/5)
-5V
-5V-3
+5V
+5V-3
VOUT1
VOUT2
VIN1
VIN4
VIN3
VIN2
VSEL_2
SW1
2
SW5
10
SW2
INPUT SELECT
IC210
VIDEO AMP
IC203
CH1 IN2
CH2 IN2
CH3 IN2
CH1 IN3
CH2 IN3
CH3 IN3
4
SW2
COMP_SW2
6dB AMP
6dB AMP
6dB AMP
23
PS
V_MUTE_1
COMPONENT VIDEO SELECT
IC220
82
83
84
85
COMP_DET
81
A1P
A4P
C1P
B1P
VIDEO CONTROLLER
IC3201 (1/2)
219
223
221
249
VSEL_1
D204
VIDEO 
DETECT
COMP_DET
Q202
Q201
3
5
10
15
13
12
CH1 OUT
CH2 OUT
CH3 OUT
24
22
20
V-1,-2
-5V-3
V+1,+2
+5V-3
75ȍ
DRIVER
75ȍ
DRIVER
75ȍ
DRIVER
4
1
V-IN
V-OUT
VIDEO 2 IN
VIDEO
Y
P
B
P
R
Y
P
B
P
R
J220 (1/2)
BD/DVD
(IN 1)
SAT/CATV
(IN 2)
ASSIGNABLE
(INPUT ONLY)
COMPONENT
VIDEO
5
6
7
-1
-2
-3
J211 (1/2)
J210 (1/2)
Y
P
R
P
B
J220 (2/2)
MONITOR
OUT
COMPONENT
VIDEO
9
10
11
J210 (2/2)
J211 (2/2)
VIDEO 1
VIDEO IN
SAT/CATV
VIDEO IN
J101 (2/2)
MONITOR
VIDEO OUT
VIDEO 1
VIDEO OUT
-3
-1
-3
-1
‡6LJQDOSDWK
            : VIDEO
STR-DH720/DH720HP
STR-DH720/DH720HP
16
16
5-4.  BLOCK  DIAGRAM  – D-VIDEO Section –
125 R1X2+
DATA2+
DATA2–
DATA1+
DATA1–
DATA0+
DATA0–
CLOCK+
CLOCK–
SCL (5V)
SDA (5V)
HOT PLUG DET
CEC
+5V POWER
DATA2+
DATA2–
DATA1+
DATA1–
DATA0+
DATA0–
CLOCK+
CLOCK–
SCL (5V)
SDA (5V)
HOT PLUG DET
CEC
+5V POWER
DATA2+
DATA2–
DATA1+
DATA1–
DATA0+
DATA0–
CLOCK+
CLOCK–
SCL (5V)
SDA (5V)
HOT PLUG DET
CEC
+5V POWER
R1X2-
R1X1+
R1X1-
Q0
I
Q35
D0
I
D35
R1X0+
R1X0-
R1XC+
R1XC-
DSCL1
124
123
122
121
120
119
118
35
134 R2X2+
R2X2-
R2X1+
R2X1-
R2X0+
R2X0-
R2XC+
R2XC-
RESET#
INT
133
132
131
130
129
128
127
DSCL2
DSDA2
39
40
HPD2
R3X2+
R3X2-
R3X1+
R3X1-
R3X0+
R3X0-
R3XC+
R3XC-
DSCL3
DSDA3
HPD3
38
TX2+
TX2-
TX1+
TX1-
TX0+
TX0-
TXC+
TXC-
DSCL
DSDA
HPD
40
39
37
36
34
33
31
30
46
47
51
DSDA1
HPD1
36
34
DE
73
VSYNC 74
73
HSYNC 75
SCK/DCLK 100
WS/DR0 99
SD0/DL0 101
SD1/DR1 102
SD2/DL1 103
SD3/DR2 104
MCLK 105
SPDIF/DL2 106
GPIO3/MUTEOUT 107
1
DE
VSYNC
HSYNC
DL2
48 CSCL
CSDA
49
21
MCLK
5
DR2
20
DL1
19
DR1
18
DL0
17
DCLK
15
DR0
16
67
69
12
68
70
28
29
13
R1PWR5V
33
R2PWER5V
37
R3PWR5V
41
IC3500
HDMI RECEIVER
IC3501
HDMI TRANSMITTER (1/2)
RX_RST
RX_INT
CSCL
CSDA
RESET
MD0
TX_5VPWR
39
40
18
16
21
22
23
24
HDMI CONTROLLER
IC3000 (1/3)
IC3501
HDMI TRANSMITTER
(2/2)
IC3201
VIDEO CONTROLLER
(2/2)
4
5
CSDA
CSCL
1
38
DATA2+
DATA2–
DATA1+
DATA1–
DATA0+
DATA0–
CLOCK+
CLOCK–
SCL (5V)
SDA (5V)
HOT PLUG DET
CEC
+5V POWER
4
2
+3.3V
REG
IC3517
HDMI+3.3V
3.3V
HDMI+5V
+4V
6
1
+1.2V
REG
IC3519
HDMI+1.2V
+4V
1
8
IC3515
HDMI+1.8V
+3.3V
5
4
+1.8V
REG
IC3203
+1.8V
+4V
1
8
+1.8V
REG
IC3210
+1.8V
+6V
IC3516
4
5
+5V
REG
IC3521
143
142
141
140
139
138
137
136
43
44
42
CN3000
232C_IN(VU RX)
232C_OUT(VU TX)
RESET
CNVSS
FLASH
PROGRAMMING
5
3
2
1
96-88,
85-77,
70-62,
59-51
98-90,
86-77,
75-67,
63-56
75-82,
83-92,
93-96,
99-102
(Q28-Q35)
(Q16-Q23)
(Q4-Q7)
(Q8-Q11)
DEN/VOP_FLD
DVS/VOP_VS
XTAL
TCLK
X3201
19.6608MHz
4
5
XTALOUT
XTALIN
X3501
27MHz
23
24
X3000
4MHz
XOUT
MUTE
XIN
5
8
IC3502
SELECTOR
9
HSYNC SELECT
IC3206
D3003
9
D3004
+5V
REG
DATA2+
DATA2–
DATA1+
DATA1–
DATA0+
DATA0–
CLOCK–
SCL (5V)
SDA (5V)
HOT PLUG DET
CEC
+5V POWER
CLOCK+
116
115
114
113
112
111
110
109
31
32
30
29
R0X2+
R0X2-
R0X1+
R0X1-
R0X0+
R0X0-
R0XC+
R0XC-
DSCL0
DSDA0
HPD0
R0PWR5V
20
21
CN2513
DIGITAL
SECTION
(Page 14)
8
9
7
10
11
12
13
14
16
1
18
A6
2Q
2 1D
11
3
1CK
7
A7
8
A2
3
A3
4
A4
5
A5
6
A8
9
A1
Y1
Y8
2
IC3004
BUFFER
18
17
16
15
14
13
12
11
3
1
2
      
6
EEPROM
IC3208
SCL
5 SDA
4
HSYNC SELECT
IC3205
COM
6 A
1
3
Ch0
Ch1
12
USB MEMORY
IC3005
I2C_SCL
13
87
85
I2C_SDA
1
RESET SIGNAL
GENERATOR
IC3003
OUT
4
HSYNC SELECT
IC3204
OUTY
2
1 INB
INA
106
ROM_SCSn/ROM_CSn
109
ROM_SDI/ROM_WEn
108
ROM_SDO/A16/OPM2
107
ROM_SCLK/A17
DHS/VOP_HS
DCLK/VOP_CLK
MSTR_SCLK
MSTR_SDATA
34
64
35
1
4
11
13
14
13
12
11
15
11
13
4
2
9
3A
232OUT_TX
HSYNC_SEL
USB_IP_SCL
USB_IP_SDA
232IN_RX
SEL_USB_UPDATE
USB_UPDATE_RX
USB_UPDATE_TX
SEL_USB_UP_ST
4B
1Y
1A
3Y
SEL
1Y
3A
4B
/ST
RS-232
SELECTOR
IC3001
USB SELECTOR
IC3002
HDMI CONTROLLER
IC3000 (2/3)
1.8V REG
D3201-
D3202
DCCPWR5V
45
EEPROM
IC3207
6 SCK
5 SI
2 SO
1 CE#
CN3503
4
6
1
3
7
9
10
12
15
16
19
13
18
CN3502
4
6
1
3
7
9
10
12
15
16
19
13
18
CN3500
4
6
1
3
7
9
10
12
15
16
19
13
18
TV OUT
ARC
CN3501
4
6
1
3
7
9
10
12
15
16
19
13
18
HDMI
ASSIGNABLE
(INPUT ONLY)
VIDEO 1
SAT/CATV
GAME
CN3504
4
6
1
3
7
9
10
12
15
16
19
13
18
WS
10
SCK
11
SD0
9
SD1
8
SD2
7
SD3
6
SPDIF
4
‡6LJQDOSDWK
:  DVD (DIGITAL)
:  VIDEO
BD/DVD
D
Ver. 1.1
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