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
9
9
2-6.  SCHEMATIC DIAGRAM – DIGITAL Board (2/4) –
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
DIGITAL BOARD (2/4)
15
1
11
12
6
5
4
2
3
DIGITAL BOARD
(1/4), (3/4)
(Page 8), (Page 10)
2
13 14
3.3
6
0
0
0
3.3
0
0
3.3
3.3
0
0
3.3
1.8
1.8
3.3
0
0
0
3.3
3.3
3.3
0.8
0 3.3 3.3 3.3 3.3
0
0 3.3
0
0
0 3.3
0 3.3
0
0
0 1.8
0 3.3 3.3 3.3 3.3 3.3 3.3
0
3.3
0
3.3
3.3
3.3
0
3.3
0
3.3
3.3
3.3
3.3
3.3
3.3
0
3.3
3.3
0
3.3
0
0.9
0.9
0.6
0
1.5
0
0
1
1
0
0
0
1
0
0
3.3
3.3
2
3.3
3.3
3.3
3.3
0
3.3
0
3.3
1.6
2.7
3.3
2.7
3.3
3.3
3.3
0
3.3
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
2
3
4
5
6
7
8
9
10
11
12
13
14
VSEL_2
VSEL_1
V_MUTE_1
COMP_SW2
POWER_DET
SIRC
DIR_RST
DCDC+6V
USB_SPDIF
VSEL_2
VSEL_1
V_MUTE_1
SO
V2_AUDIO_R
-7V
+7V
DA
CK
BRIG_R
Y
MD2
FL_CLK
FL_DATA
FL_CLK
FL_LAT
INPUT
AD_KEY1
AD_KEY2
VOLUME
FL_GND
DCDC+4V
SIRC
HDMI_RESET
CEC_OUT
VIDEO2_AGND
TONE
FLASH_CLK
SI
DIR_SIGNAL
DIR_INT
MODEL
V2_AUDIO_L
DCAC_IN
FUSE_DET
COMP_DET
FL/FR_RY
C/SL/SR_RY
STBY_SUPPLY
+3.3V_STBY
COMP_SW2
MD0
DIR_CE
DCAC_MUTE
IISD
COMP_DET
STOP
VERSION
RESET
DSP_SFLASH_HOLD
SO
HDMI_MISO/SCL
HDMI_MOSI/SDA
CEC_IN
CEC_OUT
CEC
CEC_IN
POWER_DET
AD_KEY1
AD_KEY2
TONE
VOLUME
INPUT
DCAC_MUTE
LIMITER
TUNER_RDS_DA
TA
TUNER_CE
TUNER_MISO
SBL/SBR_R
Y
E2P_DA
TA
E2P_CLK
VCC_3.3V
NO_USE
SW_RY
HP_R
Y
HP_DET
EVOL_DATA
EVOL_CLK
DAC_MUTE
DAC_LAT
COM_DATA
PROTECTOR
COM_CLK
POWER_RY
STOP
STBY_SUPPLY
DIR_MPO0
DIR_XST
ATE
DIR_MISO
DIR_MISO
DSP_ERROR
3.3V
DSP_SPICLK
DSP_MOSI
DSP_MISO
DSP_INT
DSP_RST
DSP_NONAU
DSP_CS
DSP_UAR
T_SEL
VERSION
MODEL
SI
POWER_RY
FL_DATA
FL_LAT
RECTIFIER_TEMP
TEMP_SENSOR_2
TEMP_SENSOR_1
DSP_SEL
+3.3V_STBY
C2417
0.1
X2101
4MHz
C2023
10
RB2102
100
Q2705
CEC DATA SWITCH
RT1N141C-TP-1
Q2703
CEC DATA SWITCH
2SC3052EF-T1-LEF
Q2704
CEC DATA SWITCH
2SC3052EF-T1-LEF
Q2702
CEC DATA SWITCH
ISA1235AC1-T112-1EF
C21
12
0.1
FB2311
0uH
FB2101
0uH
C2021
0.47
IC2107
BA33BC0FP-E2
CL2092
CL2087
CL2097
CL2083
CL2093
CL2088
CL2091
CL2085
CL2098
CL2080
CL2094
CL2086
CL2095
CL2053
CL2047
CL2031
CL2027
CL2024
CL2059
CL2040
CL2049
CL2041
CL2021
CL2030
CL2046
CL2051
CL2058
CL2038
CL2025
CL2056
CL2210
CL2211
CL2212
C2459
0.1
R2007
1M
RB2109
100
CL2052
R2324
10k
R2131
10k
R2228
10k
R2744
10k
R2132
10k
R2747
10k
R2054
100
R2250
10k
R2130
2.2k
R2160
OUT
VDD
VSS
NC
CD
RB2104
100
100
RB2106
RB2107
100
R2321
C2206
1000p
C2208
0.1
CN2116
25P
FL_CLK
FL_DIN
FL_LAT
INPUT_JOG
AD1
AD2
SIRCS
PW_SW
VOL_JOG
+3.9V_DCDC
FL_GND
FL_GND
+3.3V(STBY)
DGND
TONE_JOG
D_GND
MIC_MUTE
DCAC_IN
V2_AUDIO_L
A_GND
V2_AUDIO_R
V_GND
V2_VIDEO
+7V
-7V
CL2061
CL2055
CL2050
R2906
R2197
100
R2114
R2607
100
R2119
R2609
100
R2620
100
R2621
R2612
100
R2123
R2616
100
R2622
100
R2124
R2619
100
100
100
100
220
R2746
470
R2285
1k
R2741
1.5k
R2100
22k
R2742
22k
R2743
10k
R2015
C2130
0.1
C2101
0.1
C2127
0.1
C2418
0.1
C2413
0.1
C2416
0.1
C2469
0.1
C2462
0.1
C2721
0.1
C2722
0.1
C2402
0.1
27k
R2745
10k
R2158
C2119
0.1
R2613
JL2849
C2022
470 16V
C2131
47 16V
C2883
4.7
C2884
4.7
D2019
DA2J10100L
2.2k
R2608
2
3
4
5
6
7
8
JL2850
JL2851
JL2852
JL2854
JL2855
JL2856
JL2858
CN2603
8P
NC
1
POWER_RY
STOP
USB_UP_MU_MD2
USB_UP_MU_RST
MU_SI/RX
MU_SO/TX
USB_SPDIF
D2714
1SR154-400TE-25
10k
R2915
100
R2917
100
R2918
100
R2919
100
R2920
CN2103
14P
NC
1 COMP_SW2
V_MUTE_1
VSEL_1
VSEL_2
VIDEO2
VIDEO2_VGND
COMP_DET
STOP
POWER_RY
STBY_SUPPLY
+3.3V STBY
VERSION
MODEL
100
R2923
C2466
1000p
C2125
1000p
0
R2186
4.7k
R2928
RB21
19
100
100
R2929
C2909
0.1
10k
R2931
R2112
2.2k
2.2k
2.2k
100
100
R2614
R2220
R2921
100
100
RB2105
100
100
R2930
R2052
10k
10k
10k
IC2105
MB90F058PF-G-JNE1
1
SBL-SBR_R
Y
2
BRIDGEABLE_R
Y
3
HP_R
Y
4
HP_DET
5
NO_USE
6
E2P_DA
TA
7
E2P_CLK
8
TUNER_SD
9
TUNER_MOSI
10
TUNER_CLK
11
TUNER_RDS_CLK
12
NO_USE
13
NO_USE
14
NO_USE
15
VCC_3.3V
16
VSS_GND
17
C
18 19 20
MU_BUSY
21
TUNER_LA
T
22
TUNER_RDSDA
TA
23
TUNER_MISO
24
VERSION
25
MODEL
26
TEMP_SENSOR_1
27
TEMP_SENSOR_2
28
RECTIFIER_TEMP
29
FL_LA
T
30
FL_DA
TA
31
FL_CLK
32
AVCC_3.3V
33
AVRH
34
LIMITER
35
AVSS
36
AD_KEY_1
37
AD_KEY_2
38
TONE_JOG
39
INPUT_JOG
40
VOL_JOG
41
DCAC_MUTE
42
HDMI_RST/VMCOM_RST
43
HDMI_CECOUT
44
VSS_GND
45
POWER_KEY
46
SIRCS
47
HDMI_CECIN
48
HDMI_MISO/ NO USE
49
HDMI_MOSI/ SDA
50
NO USE/ SCL
51
MD2
52
MD1
53
MD0
54
RST
55
DSP_MISO
56
DSP_MOSI
57
DSP_SPICLK
58
HDMI_CNVSS
59
SI
60
SO
61
FLASH_CLK
62
UAR
T_SEL
63
DSP_SPICS
64
DSP_SFLASH_HOLD
65
DVCC
66
DVSS
67
DSP_RST
68
DSP_INT
69
DSP_SEL
70
DSP_NPCM
71
DSP_ERROR
72
DIR_MPO0
73
DIR_MPO1
74
DIR_SIGNAL
75
DIR_RST
76
DIR_CE
77
PROG/ DIR_XST
ATE
78
PROG/ DIR_MISO
79
FUSE_DET
80
ST
OP
81 COMP_DET
82 V_COMP_SW2
83 V_MUTE
84 V_SEL_SW1
85 V_SEL_SW2
86 POWER_RY
87 PROTECTOR
88 COM_CLK
89 COM_DATA
90 VCC_3.3V
91 VSS_GND
92 X1(X_OUT)
93 X0(X_IN)
94 DAC_LATCH
95 DAC MUTE
96 EVOL_CLK
97 EVOL_DATA
98
C/SL-SR_RY
99
FRONT_SPK_A_RY
100
PREOUT_SW_RY
10k
R2953
C2912
0.1
C2913
0.1
C2917
0.1
C2918
0.1
10k
R2939
D2701
RB751V-40TE-17
1k
R2951
1k
R2952
Q2006
2SC3052EF-T1-LEF
470
R2914
470
R2251
CL2213
100
R2932
1M
R21
16
1M
R2322
MD0
MD2
SI
SO
FLASH_CLK
RESET
GND
3.3V
DIR_MISO
CN2602
9P
GND
3.3V
RESET
CLK
SO
SI
PROG
MD2
MD0
CL2007
CL2005
CL2004
CL2003
CL2001
CL2006
CL2002
CL2010
CL2009
1
2
3
4
5
6
7
8
9
VCC
GND
OUT
16
17
18
19
20
21
22
23
24
25
5
4
3
2
1
10k
SYSTEM CONTROL
IC2105
DIGITAL
BOARD
(1/4)
(Page 8)
1
DIGITAL BOARD
(1/4)
(Page 8)
3
D-VIDEO
BOARD
(1/4)
CN3004
(Page 14)
B
FLASH
PROGRAMMING
DIGITAL BOARD (3/4)
(Page 10)
6
DIGITAL BOARD (4/4)
(Page 11)
7
DIGITAL BOARD
(3/4)
(Page 10)
8
DISPLAY
BOARD
CNS151
(Refer to page
40 on original
service manual)
C
STANDBY-AVIDEO
MT PC BOARD
CN271
(Page 24)
D
DATA SWITCH
IC2020
S-80929CNMC-G8ZT2G
RESET SIGNAL GENERATOR
IC2020
+3.3V REG
IC2107
I2C/RDSI
STR-DH720/DH720HP
STR-DH720/DH720HP
10
10
2-7.  SCHEMATIC DIAGRAM – DIGITAL Board (3/4) –
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
DIGITAL BOARD (3/4)
23
21
18
20
19
15   
11
12
7
8 10
9
22
24
17
16
2
3
1.4
3.3
1.8
3.3
3.30
3.3
3.3
3.3
3.3
1.3
1.4
3.3
1.8
1.3
3.3
1.3
3.3
1.8
1.2
2.7
2.6
1.2
1.2
1.3
3.3
3.3
3.3
3.3
1.7 1.8 1.8
0
0
3.3
3.3
0
2.8
2
0
0
2.6
3.3
0 3.3
1.3
0 3.3
0
0
0
0
0
0
3.3
0
0
0
0
0
0
0
2.4
5
2.4
0
3.3
1.8
1.8
0
3.3
0
3.3
0
3.3
3.3
3.3
3
0
3.1
0
3.3
6
3.7
6.2
6.2
1.1
1
0.9
1 3.3
3.9 3.9
VCC
OUT
GND
VCC
OUT
GND
1
2
3
4
6
5
BCLK_IN
SBL/SBR_IN
C/SW_IN
SL/SR_IN
DIR_SIGNAL
SD3
SD2
SD1
SD0
LRCK
BCK
MCK
NON_LPCM
MUTE
DIR_IN
DIR_RST
DSP_SEL
HDMI_SPDIF
ARC_SPDIF
USB_SPDIF
DSP_NONAU
MCLK_IN
MCK
LRCLK_IN
C/SW1_OUT
L/R_OUT
FL_GND
SBL/SBR_OUT
SL/SR_OUT
DIN4/DNC
DIN2
DSP_ERROR
DIR_XST
ATE
DIR_INT
DIR_CE
DIR_MISO
DIR_MPO0
C2361
0.1
C2358
0.1
IC2351
TORX147L(SONY)
J2301
1P
COAXIAL
BD/DVD IN
FB2604
C2815
7p
C2814
7p
X2801
24.576MHz
C2871
10
C2868
10
FB2603
10k
R2901
FB2033
21A102
IC2804
TC74VHC157FT (EKJ)
1 SEL
2 A0
3 B0
4 Y0
5 A1
6 B1
7 Y1
8 GND
9
Y2
10
B2
11
A2
12
Y3
13
B3
14
A3
15
ST
16
VCC
FB2007
21A102
R221
1
R2111
10k
47k
R2311
8
7
6
5
4
3
2
1 CK
D
Q
GND
Q
CLR
PR
VCC
FB2801
0uH
10k
R2125
10k
R2011
10k
R2108
10k
R2099
100
R2059
100
R2351
100
R2354
100
R2759
220
R2816
330
R2601
330
R2602
470
R2356
1k
R2104
47k
R2357
470k
R2358
1M
R2815
R2415
R2416
0
0
R2417
0
C2268
4700p
C2069
0.01
C2272
0.1
C2354
0.1
C2881
0.1
C2875
0.1
C2072
0.1
C2870
0.1
C2273
0.1
C201
1
0.1
C2274
0.1
C2351
0.1
C2269
0.068
680
R2050
C2114
22
C2370
10
D2104
DA2J10100L
220ohm
FB2884
220ohm
FB2885
L2007
10uH
C2874
10
C2879
0.022
C2873
10
IC2803
MP2301ENE-LF-Z
1 BST
2 VIN
3 SW
4 GND
5
FB
6
COMP
7
EN
8
SS
9
TAB
C2876
0.1
C2878
0.1
C2899
0.1
1k
R2892
1k
R2891
C2270
0.1
C2877
1000
6.3V
220ohm
FB2886
L2008
10uH
FB2887
0uH
JL2868
JL2869
JL2870
JL2871
JL2872
22k
R2173
IC2010
SI-3010KM-TLS
EN
IN
GND
OUT
FB
GND
10k
R2172
D2717
DA2J10100L
FB2891
0uH
C2355
22
6.3V
47
R2925
IC2303
TC7WHU04FU (TE12R)
IN1
OUT3
IN2
GND
OUT2
IN3
OUT1
VCC
C2074
10
10k
R2103
C2070
0.1
100
R2912
IC2805
TC74VHC08FT (EL)
1 A0
2 B0
3 Y0
4 A1
5 B1
6 Y1
7 GND
8
Y2
9
B2
10
A2
11
Y3
12
B3
13
A3
14
VCC
FB2892
0uH
IC2009
TC7WH74FK
Q2706
RT1N141C-TP-1
MUTE SWITCH
C2470
10
10k
10k
R2933
C2013
100 16V
C2869
220 4V
C2872
220 4V
C2265
100
16V
C2266
100
16V
C2264
100 16V
C2267
100 16V
1k
R2941
C2093
470p
1M
R2005
IC2006
PCM9211PTR
ERROR/INT0
NPCM/INT1
MPIO_A0/HDMI_MCK
MPIO_A1/HDMI_BCK
MPIO_A2/HDMI_LRCK
MPIO_A3/SD0
MPIO_C0/X_STATE
MPIO_C1/SD1
MPIO_C2/SD2
MPIO_C3/SD3
MPIO_B0/SI_C
MPIO_B1/SI_D
13
SI_E
14
SI_F
15
MPO0
16
MPO1/DIR_INT
17
DOUT
18
LRCK
19
BCK
20
SCKO
21
DGND
22
DVDD
23
MDO/ADR0
24
48
47
46
45
44
43
42
41
40
39
38
37
MDI/SDA
25 MC/SCL
26 MS/ADR1
27 MODE
28 RXIN7/HDMI_SPDIF
29 RXIN6/HDMI_ARC
30 RXIN5/USB_SPDIF
31 RXIN4/TV OPT IN
32 RXIN3/SAT/CATV OPT IN
33 RXIN2/DVD_Coaxial In
34 RST
35 RXIN1
36
12
11
10
9
8
7
6
5
4
3
2
1
VDDRX
RXIN0
GNDRX
XTI
XT
O
AGND
VCC
FIL
T
VCOM
AGNDAD
VCCAD
VINL
VINR
10k
R2940
C2359
100
16V
10k
R2886
3.3k
R2860
680
R2889
0
R2946
0
R2949
0
R2947
0
R2948
C2468
0.1
DIN1
100
R2959
100
R2958
100
R2960
DIN3
100
R2957
470
R2610
75
R2855
1.1V
4
8
1
5
2
6
3
7
DIGITAL OPTICAL
RECEIVE
IC2351
IC2352
TORX147L(SONY)
DIGITAL OPTICAL
RECEIVE
IC2352
WAVE SHAPER
IC2303
SIGNAL SELECTOR
IC2805
SCHMITT TRIGGER
IC2009
DIGITAL AUDIO
INTERFACE
RECEIVER
IC2006
MUTING
IC2804
+3.3V REG
IC2010
POWER OPERATION AMP
IC2803
OPTICAL
SAT/CATV
IN
DIGITAL
(ASSIGNABLE)
DIGITAL
BOARD
(2/4)
(Page 9)
DIGITAL
BOARD
(4/4)
(Page 11)
DIGITAL
BOARD
(1/4)
(Page 8)
DIGITAL BOARD (1/4)
(Page 8)
DIGITAL
BOARD
(1/4), (2/4)
(Page 8),
(Page 9)
DIGITAL
BOARD
(2/4)
(Page 9)
DIGITAL
BOARD
(4/4)
(Page 11)
DIGITAL
BOARD
(4/4)
(Page 11)
5
6
4
8
10
11
2
9
OPTICAL
IN
TV
STR-DH720/DH720HP
STR-DH720/DH720HP
11
11
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
DIGITAL BOARD (4/4)
20
23
16
17
21
22
24
19
18
13
14
3.3
5
1.3
7
9
15
6.7
0
0
0
3.3
1.3
1.3
1.8
1.3
3.3
1.8
1.8
1.8
0
2.4
5
2.4
2.4
2.4
2.4
2.4
2.4
2.4
0
5
V2_AUDIO_L
V2_AUDIO_R
VIDEO2_AGND
DCAC_IN
1
2
3
4
5
6
7
8
9
I
O
COM
1
2
3
4
7
6
5
4
3
2
1
13
12
11
10
8
9
14
22
23
24
25
26
27
28
16
17
18
19
21
20
15
DAC_MUTE
LRCLK_OUT
BCLK_OUT
MCK
DIN4/DNC
DIN1
DIN2
DIN3
DAC_LA
T
TEMP_SENSOR_2
TEMP_SENSOR_1
TUNER_CE
DA
CK
IISD
FUSE_DET
+15V_TUNER
SBL
SBR
SL
SR
C
SW
VCC_3.3V
E2P_DATA
E2P_CLK
NO_USE
TUNER_MISO
+7V
COM_DA
TA
COM_CLK
TUNER_RDS_DATA
R
L
C2510
0.1
D2003
1SS367-T3SONY
D2004
1SS367-T3SONY
FB2502
0uH
C2508
0.1
FB2501
0uH
C251
1
100p
C2512
10
C2421
1
CL2204
CL2203
CL2201
CL2200
C2506
0.1
C2502
0.1
C2501
10
10k
R2421
R251
1
10k
10k
R2512
D2018
1SS367-T3SONY
L_CH
Vcc
R_CH
GND
SD
CE
DI
CLK
TUNER_MISO/ DO
CN2003
9P
IC2005
KIA7809AF/API
C2015
0.47
JL2021
JL2022
JL2821
JL2822
JL2823
JL2824
JL2825
JL2826
JL2827
C2517
1000p
C2531
1000p
C2514
0.01
C2516
0.01
C2515
0.1
C2424
0.1
C2504
0.1
C2003
0.1
33
R2509
22k
R2540
33k
R2541
C2503
220 4V
C2016
47 16V
CN2501
4P
+3.3V
DGND
TEMP_SENSOR_1
TEMP_SENSOR_2
FB2043
0uH
C2422
4.7
D2713
DA2J10100L
FB2890
0uH
IC2421
TK11150CSCL-G
ON/OFF
GND
NoiseBypass
VOUT
VIN
C2033
0.1
C2882
100
10V
C2507
10 16V
C2509
10
16V
C2096
100 16V
10k
R2938
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
BRIG_RY
HP_DET
+15V_TUNER
EVOL_DATA
EVOL_CLK
C/SL/SR_RY
SBL/SBR_RY
FL/FR_RY
SW_RY
HP_RY
LIMITER
PROTECTOR
RECTIFIER_TEMP
CL2011
CL2074
CL2073
CL2075
CL2071
CL2072
CL2070
CL2067
CL2066
CL2069
CL2063
CL2062
CL2065
CL2064
CL2068
CL2082
D2110
DA2J10100L
D2302
MC2838-T112-1
D2303
MC2838-T112-1
CN2105
19P
NC
1 +3.3V
DGND
REG_TEMP
HP_RY
PREOUT_SW_RY
FL-FR_RY
SBL-R_RY
BRIDGEABLE_RY
C-SLR_RY
PROTECTOR
LIMITER
HP_DET
+15V_TUNER
EVOL_DATA
EVOL_CLK
VIDEO2_R
A_GND
VIDEO2_L
JL2878
IC2501
WM8768GEDS/R
MODE
MCK
BCK
LRCK
DVDD
DGND
DIN1
DIN2
DIN3
DIN4/DNC
ML/I2S
MC/IWL
MD/DM
MUTE
TEST_REF
VREF_N
VREF_P
VMID
VO4L
VO4R
VO1L
VO1R
VO2L
VO2R
VO3L
VO3R
AGND
AV
D
D
1k
R2962
1k
R2963
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
LRCK/LOUT
BCLK/ROUT
-7V
+7V
CL2032
CL2017
CL2015
CL2013
CL2022
CL2019
CL2016
CL2045
CL2028
CL2048
CL2012
CL2020
CL2018
CL2014
CL2029
JL2863
CN2114
19P
+7V
-7V
L_IN
AGND
AGND
R_IN
FR_OUT
FL_OUT
SW_OUT
C_OUT
SR_OUT
SL_OUT
SBR_OUT
SBL_OUT
DCAC_IN
TUNER_R
TUNER_L
19 NC
10k
R2058
R2159
3.3k
C2140
0.1
IC2106
CAT24C64WI-GT3
1
A0
2
A1
3
A2
4
GND
5 SDA
6 SCL
7 WP
8 VCC
EEPROM
IC2106
+9V REG
IC2005
D/A CONVERTER
IC2501
LRCK/LOUT
BCLK/ROUT
+5V REG
IC2421
DIGITAL BOARD
(2/4)
(Page 9)
DIGITAL BOARD
(3/4)
(Page 10)
DIGITAL BOARD
(3/4)
(Page 10)
DIGITAL BOARD
(3/4)
(Page 10)
9
10
11
7
MAIN
BOARD
(3/4)
CNP410
(Page 21)
F
TEMP-SENSOR
BOARD
CN250
(Refer to page 45
on original
service manual)
E
MAIN
BOARD
(3/4)
CNP411
(Page 21)
G
6
COAXIAL
GND
AM
2
1
8
4
TN1
5
VCC +9V
SD
RCH OUT
DI
DO/ST/SD 9
3
LCH OUT
ANTENNA
CL
7
CE
FM 75
10
RDS DATA 11
RDS INT
(ECE)
10
11
CN2002
11P
RDS_INT
RDS_DATA
(US, CND)
(ECE)
I2C/RDSI
JL2828
JL2829
2-8.  SCHEMATIC DIAGRAM – DIGITAL Board (4/4) –
Note: IC2106 on the DIGITAL board cannot exchange with single. 
When this part on the DIGITAL board is damaged, exchange 
the entire mounted board.
STR-DH720/DH720HP
STR-DH720/DH720HP
12
12
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
IC3502
1
25
26
50
51
75
76
100
IC3501
IC3515
IC3516
IC3210
IC3207
IC3201
193
192
1
64
65
129
128
256
1
25
26
51
50
75
76
100
IC3000
IC3001
IC3002
1
36
37
73
72
108
109
144
IC3500
IC3004
TP3500
CN3504
CN3503
CN3500
1
1
1
19
1
19
1
19
1
19
7
19
CN3501
CN3502
16
CN3510
1
20
CN3003
1
8
CN3004
R3030
R3225
R3031
R3033
R3228
R3034
C3251
R3036
R3037
C3254
R3038
R3039
C3258
R3232
C3643
R3040
R3041
R3042
R3043
C3260
R3238
R3044
R3045
R3046
R3047
R3048 R3049
R3050
R3245
R3051
R3052
R3053
R3248
R3054
R3249
R3055
R3056
C3273
R3057
C3274
R3634
R3059
C3277
R3250
R3251
R3252
R3253
R3061
R3063
R3258
R3064
R3259
C3284
R3068
R3069
C3286
C3287
R3260
C3289
R3261
R3262
R3264
FB3558
R3070
R3071
R3072
R3073
R3074
C3291
R3075
C3292
R3076
C3293
R3077
R3078
R3079
C3296
C3298
R3270
R3271
R3080
R3083
R3278
R3084
R3086
R3087
R3282
R3284
R3288
R3289
R3673
R3290
R3678
RB3000
R3291
R3292
R3293
R3297
R3680
R3681
R3684
RB3201
RB3202
RB3203
RB3204
RB3209
RB3210
RB3211
RB3212
RB3213 RB3214
RB3215
RB3216
JL3510
JL3519
X3000
C3300
X3201
C3302
C3304
C3306
C3502
C3504
FB3001
FB3002
FB3003
C3317
FB3202
C3514
FB3206
C3520
C3521
C3528
R3500
JL3563
R3508
R3509
C3538
R3510
R3129
R351
1
R3512
R3513
R3515
R3516
R3130
C3540
R3518
R3519
C3543
R3520
C3549
R3521
R3522
R3523
R3524
R3525
R3526
C3550
C3551
C3552
JL3587
JL3588
JL3589
JL3591
R3535
R3537
C3564
C3566
C3567
R3546
R3548
C3578
R3554
R3556
R3557
C3584
C3585
R3565
R3566
R3567
C3590
FL3502
R3578
R3579
R3581
R3583
R3584
R3585
R3593
RB3501
RB3502
RB3503
JL3214
RB3504
RB3505
RB3506
RB3507
JL3217
JL3023
RB3508
JL3024
RB3509
JL3025
JL3026
JL3027
CN3000
JL3028
JL3029
RB3510
RB351
1
RB3512
RB3513
RB3514
RB3515
RB3516
RB3517
C3000
1
8
CN3200
C3004
C3008
C3201 C3202
C3203
C3204
C3010
C3011
C3206
C3012
C3207
C3013
C3208
C3014
C3209
C321
1
C3212
JL3053
C3214
C3023
C3024
C3601
C3025
D3003
R3000
D3004
R3001
R3002
R3003
R3004
R3005
R3006
R3008
C3224
R3009
D3201
D3202
C3226
R3010
R301
1
R3205
R3012
R3206
R3013
R3207
R3014
R3208
R3015
R3016
R3210
R321
1
R3020
R3214
R3021
R3022
R3216
R3023
R3217
R3024
R3025
R3026
R3027
R3028
C3246
C3247
FB3514
FB3516
C3005
C3272
C3297
R3299
R3135 R3136
R3300 R3301 R3302
C3615
FL3501
R3272
CN3007
13
1
R3065
X3501
C3252
R3139
FLASH
PROGRAMMING
HDMI
ASSIGNABLE (INPUT ONLY)
TV OUT
ARC
VIDEO 1
SAT/CATV
GAME
BD/DVD
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
X3000
D-VIDEO
BOARD
(SIDE A)
1-883-393-
21
(21)
K
DCDC BOARD
CN1501
(Page 4)
L
STANDBY-
AVIDEO MT
PC BOARD
CN272
(Page 23)
M
USB
BOARD
CN4100
(Refer to page 43
on original
service manual)
F
DIGITAL
BOARD
CN2603
(Page 6)
G
DIGITAL
BOARD
CN2513
(Page 6)
2-9.  PRINTED WIRING BOARD – D-VIDEO Board (Side A) –
• 
 : Uses unleaded solder.
Note: IC3500 and IC3501 on the D-VIDEO board cannot ex-
change with single. When these parts on the D-VIDEO 
board are damaged, exchange the entire mounted board.
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