Sony STR-DH820 Service Manual ▷ View online
STR-DH820
STR-DH820
45
45
5-30. PRINTED WIRING BOARD – CONNECTION Board –
• See page 21 for Circuit Boards Location. •
: Uses unleaded solder.
5-31. SCHEMATIC DIAGRAM – CONNECTION Board –
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
A170
A172
LP171
1
15
1
15
CN172
CN178
1
2
20
19
CN173
1
2
20
19
CN174
1
2
20
19
CN175
1
15
19
1
15
19
CN176
CN179
JL170
JL185
JL176
JL179
JL174
JL190
JL173
JL180
JL175
JL186
JL177
JL171
JL172
JL178
JL229
JL210
JL209
JL208
JL212
JL228
JL223
JL213
JL214
JL224
JL215
JL226
JL221
JL21
1
JL219
JL217
JL216
JL218
JL220
JL227
JL225
JL222
JR200
JR201
JR204
JR205
JR206
JR207
JR208
JL203
JL206
JL201
JL200
JL207
JL202
JL196
JL204
JL197
JL198
JL205
JL199
JL184
JL183
JL181
JL182
JL195
JL194
JL192
JL191
JL193
JL189
JL187
JL188
R175
JR202
JR203
JR209
JR210
JR211
JR212
JR213
JR214
JR215
JR216
JR218
JR220
JR221
JR222
JR223
JR224
JR225
JR226
JR227
JL230
JL231
JR219
JR228
JR229
JR230
JR231
JR232
JR233
JR234
JR235
JL234
JL232
JL233
JL235
JR217
JR236
JR237
JR238
JR239
JR240
JR241
JR242
JR243
JR244
T
A VIDEO
BOARD
CN201
(Page 43)
I
DIGITAL
BOARD
CN2101
CN2101
(Page 22)
R
D-VIDEO
BOARD
CN3006
CN3006
(Page 33)
H
DIGITAL
BOARD
CN2102
CN2102
(Page 22)
G
DIGITAL
BOARD
CN2103
CN2103
(Page 22)
J
MAIN
BOARD
CNP411
CNP411
(Page 28)
K
MAIN
BOARD
CNP410
(Page 28)
CONNECTION BOARD
1-883-435-
11
(11)
(CHASSIS)
(CHASSIS)
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
CONNECTION BOARD
JL170
JL171
JL172
JL190
JL173
JL174
JL171
JL172
JL190
JL173
JL174
JL175
JL176
JL177
JL178
JL179
JL180
JL181
JL176
JL177
JL178
JL179
JL180
JL181
JL182
JL183
JL184
JL185
JL186
JL187
JL188
JL183
JL184
JL185
JL186
JL187
JL188
JL189
JL191
JL192
JL193
JL194
JL195
JL196
JL197
JL198
JL199
JL200
JL201
JL202
JL203
JL204
JL205
JL206
JL207
JL208
JL191
JL192
JL193
JL194
JL195
JL196
JL197
JL198
JL199
JL200
JL201
JL202
JL203
JL204
JL205
JL206
JL207
JL208
JL209
JL210
JL211
JL212
JL213
JL214
JL215
JL216
JL217
JL218
JL219
JL220
JL221
JL222
JL223
JL224
JL225
JL226
JL227
JL228
JL210
JL211
JL212
JL213
JL214
JL215
JL216
JL217
JL218
JL219
JL220
JL221
JL222
JL223
JL224
JL225
JL226
JL227
JL228
JL229
0
R175
JL230
JL231
JL232
JL233
JL234
JL235
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
11
12
13
14
15
15P
CN178
ARC_SPDIF
GND
MCK
GND
MCK
GND
BCK
LRCK
SD3
SD2
SD1
SD0
SD2
SD1
SD0
HDMI_SPDIF
BLUE_LED
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
11
12
13
14
15
15P
CN172
COMPONENT_VIDEO_DET
V2_GND
V2_V
V_IO_DATA
V_IO_DE
V-IO_LAT
V_IO_CLK
PS(V_MUTE)
COMP_S2/SDA
COMP_S1/SCL
SIRCS_OUT
SIRCS_IN
GND_3.3V
V2_GND
V2_V
V_IO_DATA
V_IO_DE
V-IO_LAT
V_IO_CLK
PS(V_MUTE)
COMP_S2/SDA
COMP_S1/SCL
SIRCS_OUT
SIRCS_IN
GND_3.3V
3.3v
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
19P
CN176
VIDEO2_L
AGND
VIDEO2_R
NC/ SIRIUS_R
NC/ SIRIUS_L
DCAC
DAC SBL IN
DAC SBR IN
DAC SL IN
DAC SR IN
DAC C IN
DAC SW IN
DAC FL IN
DAC FR IN
ADC R OUT
AGND
ADC L OUT
-7V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
19P
CN179
TUNER L
TUNER R
ZONE2 RY
+7V
OTW-2
OTW_1
VOL CLK
VOL DATA
15V TUNER
HP detect
LIMITER
PROTECTOR
C-SURR-RY
BRIDGE-RY
SBL/R-RY
L/R-RY
SW-RY
HP-RY
20P
CN174
1
HP-RY
2
SW-RY
3
LR-RY
4
SBL/R-RY
5
BRIDGE-RY
6
C/SURR-RY
7
PROTECTOR
8
LIMITER
9
HP DET
10
TUNER 15V
11
VOL DATA
12
VOL CLK
13
COMP-VIDEO-DET
14
V2-GND
15
V2 V
16
V_IO_DATA
17
V_IO_OE
18
V_IO_LAT
19
V_IO_CLK
20
PS(V_MUTE)
20P
CN173
1
COMP_S2/ SDA
2
COMP_S1/ SCL
3
SIRCS_OUT
4
SIRCS_IN
5
GND_3.3V
6
3.3V
7
ARC_SPDIF
8
GND
9
MCK
10 GND
11 BCK
12 LRCK
13 SD3
14 SD2
15 SD1
16 SD0
17 HDMI_SPDIF
18 BLUE_LED
19 TUNER_L
20 TUNER_R
11 BCK
12 LRCK
13 SD3
14 SD2
15 SD1
16 SD0
17 HDMI_SPDIF
18 BLUE_LED
19 TUNER_L
20 TUNER_R
20P
CN175
1
+7V
2
ZONE2-RY
3
-7V
4
ADCL OUT
5
AGND
6
ADCR OUT
7
DAC FR IN
8
DAC FL IN
9
DAC SW IN
10
DAC C IN
11
DAC SR IN
12
DAC SL IN
13
DAC SBR IN
14
DAC SBL IN
15
DCAC
16
SIRIUS_L
17
SIRIUS_R
18
VIDEO2_R
19
AGND
20
VIDEO2_L
K
MAIN
BOARD
(3/4)
CNP410
(Page 31)
L
MAIN
BOARD
(3/4)
CNP411
(Page 31)
I
DIGITAL
BOARD
(4/4)
CN2101
(Page 27)
E
DIGITAL
BOARD
(2/4)
CN2102
(Page 25)
S
A VIDEO
BOARD
CN201
(Page 44)
H
DIGITAL
BOARD
(4/4)
CN2103
(Page 27)
P
D-VIDEO
BOARD
(1/5)
CN3006
(Page 35)
STR-DH820
STR-DH820
46
46
5-32. PRINTED WIRING BOARD – STANDBY Board –
• See page 21 for Circuit Boards Location. •
: Uses unleaded solder.
• Waveforms
– DIGITAL Board –
– D-VIDEO Board –
– A VIDEO Board –
5
IC3201
qs (XTAL)
50 mV/DIV, 25 ns/DIV
19.6608MHz
86 m Vp-p
4
IC3000
wf (XOUT)
500 mV/DIV, 100 ns/DIV
4.00MHz
3.2 Vp-p
3.28 Vp-p
4 MHz
3
IC2101
os (X1(X_OUT))
500 mV/DIV, 100 nsec/DIV
3.34 Vp-p
48.07 kH
1
IC2102
qk (LRCK)
500 mV/DIV, 5 usec/DIV
2
IC2102
ql (BCK)
3.34 Vp-p
3.08 MHz
500 mV/DIV, 100 nsec/DIV
100 mV/DIV, 50
Ps/DIV
H
0.5 Vp-p
7
IC200
ws (CH2OUT)
(Color bar)
6
IC200
w; (CH3OUT2)
(Color bar)
100 mV/DIV, 50
Ps/DIV
H
0.5 Vp-p
200 mV/DIV, 25
Ps/DIV
H
0.8 Vp-p
8
IC200
wf (CH1OUT)
(Color bar)
1
A
B
C
D
E
F
G
H
2
3
4
5
6
7
8
9
10
B E
B
E
D900
C900
RY901
FH901
C901
T902
FH902
F940
1
4
CNP902
F941
1
4
CNP910
1
93
CN913
C920
C921
C955
C992
1
5
CNP911
LP900
1
6
CN914
R902
R905
JS916
JW903
JW901
JW902
JW900
JW914
JW912
1
3
CNP901
JS918
JW908
JS903
JW909
ET901
JW904
JW905
F901
Q901
Q990
D990
D901
D993
D994
C951
JL910
JL908
JL909
JL902
JL907
JL905
JL903
JL901
JL904
JL900
R997
R994
R995
R996
C993
CL902
CL907
CL908
CL901
C953
CL900
R904
R903
R990
R991
R993
JL906
CL912
CL913
CL910
CL911
CL903
CL904
CL906
CL905
C994
C943
C995
C996
POWER
TRANSFORMER
(SUB)
(CHASSIS)
STANDBY BOARD
1-883-415-
12
(12)
~ AC IN
U
A VIDEO
BOARD
CN203
(Page 43)
V
DCDC
BOARD
CN1500
CN1500
(Page 50)
C
DIGITAL
BOARD
CN2204
CN2204
(Page 22)
MAIN
BOARD
CNP920
(Page 28)
M
N
MAIN
BOARD
CNP930
(Page 28)
T901
POWER
TRANSFORMER
(MAIN)
(US, CND,
TW)
(UK, AUS, ECE)
(UK,
TW,
AUS,
ECE)
Ver. 1.1
STR-DH820
STR-DH820
47
47
5-33. SCHEMATIC DIAGRAM – STANDBY Board –
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
STANDBY BOARD
0
0
0.7
0.6
0
JL904
JL903
JL902
JL901
JL900
C921
1000
25V
CL913
CL910
250V
F941
T3.15A
250V
F940
T3.15A
0.22
C900
0.22
C901
16V
C955
3300
CL901
1
4
4
4P
CNP902
LIVE
NEUTRAL
NEUTRAL
CL902
10k
R993
2.2k
R903
FH901
0.47
C953
0.47
C951
CL908
CL907
50V
1
C992
RY901
5V, TV-8
2SC3052EF-T1-LEF
Q990
MC2838-T112-1
D990
2SC3052EF-T1-LEF
Q901
RELAY DRIVE
FH902
47k
R904
MC2840-T112-1
D993
MC2840-T112-1
D994
JL910
JL908
JL909
JL908
JL909
C920
6800
25V
C995
0.1
C996
0.1
1
3
3
3P
CNP901
LIVE
NEUTRAL
NEUTRAL
1
3
4
8
6
D5SBA60-F
D900
F901
CL911
CL912
1
3
4
5
6
7
8
9
3
4
5
6
7
8
9
CN913
9P
STOP
POWER RELAY
STBYV
NC
+3.3V
GND
MODEL
VERSION
JL905
JL906
JL907
JL906
JL907
R995
22k
47k
R996
47k
R997
R994
1
3
4
3
4
4P
CNP910
R3 AC
CENTER
R3 AC
CENTER
R3 AC
DA2J10100L
D901
0.1
C993
1
3
4
5
5P
CNP911
-R3 SUPPLY(-17V)
R3 GND
R3 GND
DCDC_+6.3V/R3_+17V
1
3
4
5
6
3
4
5
6
6P
CN914
+R3 SUPPLY(+17V)
+R3 SUPPLY(+17V)
+R3 SUPPLY(+17V)
R3 GND
R3 GND
R3 GND
DCDC +6V
15
JS903
4.7k
R990
10k
R991
22
R905
R902
JS916
JS918
0.1
C994
E
ET901
POWER
TRANSFORMER
(SUB)
T902
(CHASSIS)
AC OFF DETECT
~ AC IN
*1
F901
T3.15AL 250V
(UK, AUS, ECE)
8A, 125V
(US, CND)
T6.3AL 250V
(TW)
*2
R902
22
(UK, AUS, ECE)
33
(US, CND, TW)
*1
*2
*3
R994
2.2k
(UK, AUS, ECE)
22k
(TW)
0
(US, CND)
*3
POWER
TRANSFORMER
(MAIN)
T901
N
MAIN
BOARD
(4/4)
CNP920
(Page 32)
M
MAIN
BOARD
(4/4)
CNP930
(Page 32)
U
DCDC
BOARD
CN1500
CN1500
(Page 51)
B
DIGITAL
BOARD
(1/4)
CN2204
(Page 24)
T
A VIDEO
BOARD
CN203
(Page 44)
(US, CND, TW)
(UK, TW,
AUS, ECE)
AUS, ECE)
(UK, AUS, ECE)
0.1
C943
Ver. 1.1
STR-DH820
STR-DH820
48
48
5-34. PRINTED WIRING BOARDS – Panel Section –
• See page 21 for Circuit Boards Location. •
: Uses unleaded solder.
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
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
JR
C
C
B
B E
VCC
O
IC100
IC102
IC103
EN100
1 2
50
49
46
39
ND100
ET100
2
1
28
29
CNS100
EN101
J101
C109
C1
10
C127
C128
C129
1
5
3
CN101
1
6
3
CN152
LP100
LP101
T100
C103
C106
S100
S101
S102
S103
S104
S105
S106
EN160
1
5
CNP180
S160
S161
S162
S163
S164
S165
S166
D107
D108 D109
D1
10
D
111
D101
D102
R135
R120
R106
C1
13
C104
R127
R125
C102
R124
R110
C130
C117
C101
R1
16
R126
C131
R136
R121
R107
C1
14
R128
R134
R105
C112
R137
R122
R108
C1
15
R118
R103
R1
17
R123
R109
C124
C116
R133
R119
R104
C111
C126
JL114
D105
JL142
JR100
JR102
JL123
JL124
JL122
JL105
JR105
JL127
JR106
JR107
JR108
JR1
10
JL100
JR1
16
JR1
15
JR119
JR121
JR120
JR133
JR130
JR131
JR128
JR135
JR137
JL128
JL145
JL144
JL125
JL126
JR144
JL119
JL136
JL141
JL155
JL137
JL153
JL156
JL139
JL154
JL138
JL140
JL152
JL151
JL132
JL150
JL130
JL149
JL131
JL1
15
JL134
JL116
JL148
JL135
JL1
18
JR146
JR122
JR124
JR125
JL129
JL103
JL101
JL102
JL102
JL110
JR101
JR103
JR129
JR132
JR134
JR126
JR127
JR136
R141
R138
R140
R139
6
1
5
JL157
JL158
JL120
JR1
14
Q100
C108
C1
18
C105
L100
C107
R
111
R102
JR104
JL121
JL143
R151
R153
R152
R188
C135
C133
R189
C134
JR109
R160
R161
R162
R163
R164
R165
R166
C160
C161
CL161
CL162
CL160
CL163
AUDIO
VIDEO 2 IN
R
L
VIDEO
iPhone/iPod
(CHASSIS)
MASTER
VOLUME
INPUT
SELECTOR
DISPLAY
DIMMER
INPUT
MODE
MOVIE
(HD-D.C.S.)
MUSIC
2CH/
A.DIRECT
A.F.D
VACUUM FLOURESCENT DISPLAY
DISPLAY BOARD
1-883-411-
11
(11)
F
DIGITAL
BOARD
CN2003
CN2003
(Page 22)
W
USB
BOARD
CN4101
CN4101
(Page 52)
TONE /
TUNING
&/1
SOUND
OPTIMIZER
AUTO VOL
SPEAKERS
TONE
MODE
TUNING
MODE
MEMORY/
ENTER
POWER KEY BOARD
1-883-413-
11
(11)
Click on the first or last page to see other STR-DH820 service manuals if exist.