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Model
STR-DH710
Pages
82
Size
5.44 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
str-dh710.pdf
Date

Sony STR-DH710 Service Manual ▷ View online

13
13
STR-DH710
STR-DH710
4-1.    BLOCK  DIAGRAM — DIGITAL CONN, SAIR Section —
SECTION 4
DIAGRAMS
•  Circuit Boards Location
DIGITAL CONN board
CONNECTION board
DSP board
DIGITAL SUPPLY CONN PC board
MAIN board
HP SUPPORT board
HEADPHONE board
POWER KEY board
DISPLAY board
HDMI PC board
SAIR board
HEAT INSULATION board
TEMP-SENSOR board
DIGITAL board
VIDEO STANDBY board
BLOCK DIAGRAM - SAIR SECTION -
COMP_S1
COMP_S2
PS(V-MUTE)
V_SW2
V_SW3
V_SW1
V_SW4
DMPORT V
VIDEO2
Component_SW1
Component_SW2
V_Mute1
VSEL1
VSEL3
VSEL2
VSEL4
DMPORT_VIDEO
VID_2
1
2
3
5
7
8
10
4
6
1
2
3
5
7
8
10
4
6
CN112
CN111
VIDEO
STANDBY
SECTION
(Page 21)
A
G
DIGITAL
(2/2)
SECTION
(Page 15)
DCAC
SBL
SBR
SL
C
SW
SR
FL
FR
DCAC
SBL
SBR
SL
SR
C
FL
SW
FR
13
12
11
10
9
8
6
7
5
8
9
DMPORT_L
DMPORT_R
DMPORT_L
DMPORT_R
15
14
6
7
10
11
12
13
15
14
16
CN114
CN113
MAIN,
HEADPHONE
SECTION
(Page 16)
B
F
DIGITAL
(1/2)
SECTION
(Page 14)
DIGITAL
(2/2)
SECTION
(Page 15)
,
R-IN
L-IN
R_IN
L_IN
4
2
17
19
LIMITER
PROTECTOR
C-SR-RLY
BRIDGEABLE_RLY
FLFR RELAY
SW_PREOUT RLY
SB/BIAMP RLY
HP RLY
LIMITER
PROTECTOR
C_SR_RLY
BRIDGE_RLY
SB/BIAMP RLY
FLFR_RLY
HP_RLY
SW_PREOUT RLY
8
7
6
5
4
3
1
2
9
HP_DETECT
HP_DET
7
8
9
10
11
12
13
15
14
CN116
CN115
MAIN,
HEADPHONE
SECTION
(Page 16)
C
MAIN,
HEADPHONE
SECTION
(Page 16)
D
E
DIGITAL
(1/2)
SECTION
(Page 14)
• Signal path
: TUNER (FM/AM
: VIDEO
L ch
A5V
INT
RESN
ADC_SEL
LRCK1
BCK1
I2C_SDA
LRCK2
BCK2
S-AIR DETECT
SD2
SD3
I2C_SCL
L-CH
+5V
RESET
LRCK1
BCK1
SD2
SD3
I2C-SCL
I2C-SDA
S-AIR Detect
S-AIR INT
ADC-SEL
4
1
7
11
12
14
23
24
15
25
18
19
26
27
18
17
14
13
11
SD1
SD1
16
12
10
8
5
7
4
2
1
CN1201
CN1202
WIRELESS
TRANSMITTER
DIGITAL
(1/2)
SECTION
(Page 14)
H
• Signal path
: TUNER (FM/AM)
:  DVD (DIGITAL)
BLOCK DIAGRAM - DIGITAL CONN SECTION -
14
14
STR-DH710
STR-DH710
Ver. 1.1
4-2.    BLOCK  DIAGRAM — DIGITAL (1/2) Section —
NON_LPCM /
REG_CTR
MUTE
HDMI_LRCK
HDMI_MCK
HDMI_BCK
BCK
MCK
LRCK
SO_F
LRCK_OUT
UCOM_TX
UCOM_RX
CH1
A
5
1
11
6
B2
10
B3
13
B1
B0
3
A1
5
SELECT
A2
Y0
4
Y3
12
Y1
A3
14
A0
2
BCK 8
LRCK 7
VinL
VinR
14
13
7
Y1
7
5
8
14
15
CN2007
IC2013
SIGNAL SELECTOR
4B
13
3Y
9
CKA
Q4B
1
8
95 FSTATE
IC2032 (1/2)
SIGNAL SELECTOR
IC2007
BUFFER
IC2035
(1/2)
SYSTEM CONTROL
SIGNAL SELECTOR
IC2008
A/D CONVERTER
IC2012
In 2
Out
4
LEVEL SHIFT
IC2014
EEPROM
IC2022
INPUT SELECTOR
IC2036 (1/2)
+3.3V
IC2023
SWITCHING
IC2011
MUTING
IC2009
MUTING
CONTROL
IC252
THERMAL
SENSOR
IC251
THERMAL
SENSOR
IC250
THERMAL
SENSOR
D/A CONVERTER
IC2024
6
HRESET
HDMI_MOSI
HDMI_MISO
58
56
HDMI_MISO
HDMI_MOSI
HDMI_RESET
30
29 THERMAL1
THERMAL2
28
94
40
CEC IN
64
CEC_OUT
67
CEC
19
CN2004
CN2010
 (1/2)
17
16
18
55
S_AIR_INT
S-AIR_DETECT
I2C_SDA
82
31
SAIR_SDA
SAIR_DET
SAIR_INT
34
19
20
I2C_SCL
ADC_SEL
RESET
36
37
SAIR_RESET
SAIR_ADC_SEL
39 S_AIR_SEL
SAIR_SCL
7
8
16
17
BCK1
LRCK
SD2
SD3
13
10
11
+5V
+5V_AIR
DAC_FR
DAC_FL
DAC_SW
DAC_C
ADC_Rin
ADC_Lin
DCAC
16
14
SD1
12
4
CN2006 (1/2)
34
30
32
28
20
15
16
38
7
Q2002
- Q2004
Q2005
CEC DATA SWITCH
1
S
DAC_MUTE
14
MUTE
2
A0
5
3
4
A1
9 Y2
12 Y3
7 Y1
4 Y0
14
A3
11
7
10
6
3
1
A2
Y3
Y0
Y1
8
11
Y2
9
8
BCK
LRCK
2 MCK
20 VO4R
DIN1
DIN4
DIN3
DIN2
5
51
54
SO 60
SI
MD2
RST
59
E2P_SCL
SCL
SDA
E2P_SDA
DAC_LAT
11
M/LAT
11
COM_CLK
13
MD/DATA
7
COM_DATA
12
MC/CLK
6
CL
40
DI
38
RERR
36
RMCK
16
RLRCK
20
RBCK
RX4
RX2
RX0
17
8
IC2015
SCHMITT TRIGGER
IC2006
DIGITAL AUDIO
INTERFACE RECEIVER
J2000
15
19 VO4L
14
22 VO1R
13
17
19
21 VO1L
8
CN2020 (1/2)
FL_DATA
FL_LAT
5
1
FL_CLK
3
VOL1
VID2_V
8
21
AD1
AD2
13
12
11
SIRC
POW_SW_DET
TONE1
FUNC1
18
14
16
DCAC_SIGN
26
CN2019 (1/2)
VID2_V
10
CN2001
D2019
CN2006 (2/2)
3
RESET
SO
SI
MD2
MD
8
14
6
5
CN2009
D2301
D2005
D2301
D2302
D2302
14
SW_PREOUT_RY
QB
C_SR_RY
QF
HP_RY
HP_DET
7
15
10
BRIDG_RY
QE
SB/BIAMP_RY
LIMITER
PROTECTOR
QD
LR_RY
QC
13
12
11
9
8
6
DATA SWITCH
IC2033
Gate 1
OUT_Y 4
1
HP_DETECT 100
4
QA 15
5
1
2
3
2
5
IC2019
RESET SWITCH
IC2020
RESET SIGNAL
GENERATOR
IN
OUT
VDD
2
1
2
OUT
4
IN
1
FUNC_1
PROTECT
LIMITER
27
TONE_1
8
FL_LAT
9
FL_DATA
10
FL_CLK
26
VOL_1
80
POWER_SWDET
79
SIRCS_IN
AD_KEY2 25
AD_KEY1 24
FLASH
PROGRAMMING
2
6
COAXIAL
DVD IN
DIGITAL
(ASSIGNABLE)
TV
OPTICAL
IN
4
IC2003
DIGITAL OPTICAL
RECEIVER
DIGITAL OPTICAL
RECEIVER
OPTICAL 
SAT/CATV IN
2
IC2002
DAC_SR
DAC_SL
DAC_SBR
DAC_SBL
12
24 VO2R
11
23 VO2L
10
26 VO3R
9
25 VO3L
DSP
SECTION
(Page 20)
K
DSP
SECTION
(Page 20)
J
DSP
SECTION
(Page 20)
L
DISPLAY
SECTION
(Page 17)
M
VIDEO STANDBY
SECTION
(Page 21)
N
DIGITAL CONN
SECTION
(Page 13)
E
DIGITAL CONN
SECTION
(Page 13)
F
SAIR
SECTION
(Page 13)
H
HDMI PC
SECTION
(Page 19)
I
2
2
2
• Signal path
: TUNER (FM/AM)
:  DVD (DIGITAL)
EXCEPT US
US
15
15
STR-DH710
STR-DH710
Ver. 1.1
4-3.    BLOCK  DIAGRAM — DIGITAL (2/2) Section —
IC2001 (1/2)
IC2010
CN2003
(US, CND)
CN2002
(SAF, TW, AUS)
1
TUNER_MISO
IO_EX_DATA
IO_EX_CLK
IO_EX_LAT_MAIN
IO_EX_OE_MAIN
TUNER_CLK
TUNER_MOSI
TUNER_LAT
TUNER_SD
19
18
RDS_CLK
12
RDS_DATA
23
DIR_XMODE
71
20
21
22
77
78
85
84
DMPORT_DET
DMPORT_MISO
DMPORT_MOSI
43
46
45
S_IN
CLK
LAT
OE
S_OUT
14
11
12
9
13
IC2035
(2/2)
+5V
+17V
+7V
+6V
+3.9V
8
9
7
10
11
5
2
6
1
6
7
5
8
10
3
2
4
9
GND
5
VCC +9V
ANTENNA
3
DO/ST/SD
CL
CE
2
1
RCH OUT
SD
AM
6
LCH OUT
8
11
RDS_DATA
RDS_INT 10
DI
4
COAXIAL
TN1
7
SYSTEM CONTROL
IC2036 (2/2)
INPUT SELECTOR
DM R out
DM R+
DM L+
DM R-
DM L-
1
DM L out
7
3
5
6
2
IC2037
DMPORT AMP
QA
QB
QC
QD
CLK
Component_SW1
Component_SW2
V_Mute1
VSEL1
VSEL2
VSEL3
VSEL4
DMPORT_VIDEO
VID2_V
LAT
OE
S_IN
15
1
3
2
QE
QF
QG
4
6
5
11
12
14
13
IC2038
CN2019 (2/2)
17
14
13
12
11
7
6
5
DMPORT_VIDEO
R+
L+
R-
L-
DET
DMPORT_TX
DMPORT_RX
CN2005
21
VID2_V
CN2020 (2/2)
6
7
DMPORT_L
DMPORT_R
CN2010 (2/2)
VIDEO SELECTOR
+9V REG
IC2034
+3.3V
DATA
SWITCH
+5V REG
IC2016
+5V
+5V REG
IC2005
+25V
+2.5V REG
IC2017
+3.3V
+3.3V REG
RCH
IC5004
+1.26V
+1.26V REG
G
DIGITAL CONN
SECTION
(Page 13)
: VIDEO
• Signal path
: TUNER (FM/AM)
DIGITAL CONN
SECTION
(Page 13)
F
DMPORT
DISPLAY
SECTION
(Page 17)
M
SAF, TW, AUS
16
16
STR-DH710
STR-DH710
4-4.    BLOCK  DIAGRAM — MAIN, HEADPHONE Section —
6
2
3
DRIVE
PRE DRIVER
IC901
IN 1
+VOUT1
-VOUT2
PRE
DRIVE
POWER AMP
Q551-554
8
11
12
DRIVE
PRE DRIVER
IC601
IN 2
-VOUT2
+VOUT2
6
2
3
IN 1
+VOUT1
-VOUT2
PRE
DRIVE
POWER AMP
Q801-802, Q503-504
POWER AMP
Q851-854
8
11
12
DRIVE
PRE DRIVER
IC701
IN 2
-VOUT2
+VOUT2
6
2
3
IN 1
+VOUT1
-VOUT2
PRE
DRIVE
POWER AMP
Q751-754
POWER AMP
Q701-704
POWER AMP
Q651-654
POWER AMP
Q601-604
8
11
12
DRIVE
PRE DRIVER
IC801
IN 2
-VOUT2
+VOUT2
6
2
3
IN 1
+VOUT1
-VOUT2
PRE
DRIVE
SW
7
C
8
6
FL IN
5
FR IN
10
SBL IN
9
SBR IN
DCAC
12
SL IN
11
13
SR IN
CNP411
J401
SA-CD/CD/
CD-R
AUDIO IN
AUDIO IN
AUDIO OUT
TV
VIDEO 1
R-CH
R-CH
R-CH
RCH
RCH
RCH
+15V
SWIN
71
CIN
70
LIN
Bi-ampL
72
63
SLIN
68
SBLIN
66
DCAC
60
DCAC
59
RECL1
INL7
INL9
29
51
47
J403
AUDIO IN
SAT/
CATV
AUDIO IN
BD
R-CH
R-CH
INL10
INL11
45
43
J404
AUDIO OUT
AUDIO IN
R-CH
R-CH
RECR3
INL12
26
41
J405
RY301
SUBWOOFER
AUDIO OUT
SWOUT 15
7
LIMITER
8
PROTECTOR
CNP410 (1/2)
D326
RY350
RY375
RY360
RY355, RY365
RY920
Q301
PROTECTOR
Q325
Q320-Q321,
Q323-Q324
D327
ELECTRICAL
VOLUME
IC400
TB607
SURROUND BACK/
FRONT HIGH/
BI-AMP/FRONT B
TB601
FRONT A 
L-CH
R-CH
R-CH
L-CH
R-CH
L-CH
TB602
SURROUND
CENTER
CNP792
+15V
+15V
+15V
+15V
+15V
-15V
+15V
VCC
D921
VEE
RELAY DRIVER
D910 - D913
Q350
RELAY DRIVER
Q360
LR Relay
SW Relay
6
2
3
C-SUR-Relay
4
SBL-R Relay
1
HP Relay
5
Bridgeable Relay
9
1
2
4
HP Detect
HP-R
HP-L
HP DETECT
CNP920
F912
F913
5
4
2
1
R1 (UPPER TAP)
R1 (UPPER TAP)
R1 (LOWER TAP)
R1 (LOWER TAP)
CNP410 (2/2)
RELAY
DRIVER
Q920
RELAY
DRIVER
Q375
RELAY
DRIVER
Q355, Q365
CNP500
1
3
R2 AC
R2 AC
IC201 (1/2)
+15V REG
IC202 (1/2)
-15V REG
CN790
1
5
3
R-CH
PHONES
J790
POWER
TRANSFORMER
CURRENT
DETECT
Q550, Q555
CURRENT
DETECT
Q811, Q812
CURRENT
DETECT
Q761, Q762
CURRENT
DETECT
Q711, Q712
CURRENT
DETECT
Q611, Q612
CURRENT
DETECT
Q661, Q662
CURRENT
DETECT
Q861, Q862
PROTECTOR
RELAY DRIVER
FROUT
13
FLOUT
14
SROUT 17
COUT 16
SBLOUT 20
SBROUT 19
DIGITAL CONN
SECTION
(Page 13)
C
DIGITAL CONN
SECTION
(Page 13)
B
POWER
TRANSFORMER
DIGITAL CONN
SECTION
(Page 13)
D
SLOUT
18
DM-PORT R
14
DM-PORT L
15
INR4 (DMPORT_R)
58
INL4 (DMPORT_L)
57
L OUT
2
R OUT
4
LOUT
76
ROUT
75
• Signal path
: TUNER (FM/AM)
: VIDEO (AUDIO)
: CD ANALOG
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