Sony STR-DH820 Service Manual ▷ View online
STR-DH820
STR-DH820
49
49
5-35. SCHEMATIC DIAGRAM – Panel Section –
• See page 58 for IC Block Diagrams.
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
DISPLAY BOARD
POWER KEY BOARD
3.3
3.3
0
0
-7
0
6.3
6.3
1.5
5
7
0
0
0
5
5
0
0
10 50V
C127
JL101
JL105
JL103
JL102
JL100
JL1
10
1
2
3
1k
R105
2.2k
R104
2.2k
R103
100
R108
100
R125
1SS367-T3SONY
D107
22 50V
C1
10
16V
47
C128
JL114
C124
100p
10k
R110
JL115
JL116
JL116
JL118
JL142
JL143
R120
47k
JL145
R119
47k
8
7
6
5
4
3
2
1
NJM4565M-D
IC102
2_OUT
2+
2-
VSS
1-
1+
1_OUT
VDD
JL144
25V
100
C109
1
2
3
4
6
5
SI-3010KM-TLS
IC103
EN
IN
GND
OUT
FB
YEL
WHT
RED
1
2
2
3
4
4
5
6
6
VCC
OUT
GND
JL148
JL149
JL150
JL151
JL149
JL150
JL151
10k
R121
C101
2200p
C102
2200p
16V
47
C129
0.1
C111
22k
R126
330
R124
1k
R123
1k
R122
JL156
JL155
1SS367-T3SONY
D108
1SS367-T3SONY
D109
1SS367-T3SONY
D1
10
1SS367-T3SONY
D
111
10
R127
E
ET100
4.7k
R135
10k
R136
22k
R137
C130
2200p
22k
R133
2200p
C131
1
2
3
10k
R134
1
3
4
5
3
4
5
CN101
5P
AD1
PW_SW
GND
TONE_JOG
R128
33k
JL157
JL158
820p
C114
820p
C115
2.2k
R117
2.2k
R118
C113
0.1
0.1
C126
47
R102
CPH5504-TL-E
Q100
SWITCHING
TRANSISTOR
4700p
C118
47 25V
C103
DZ2J062M0L
D105
2
3
5
6
8
7
1
4
9
T100
33 35V
C106
0.1
C107
MC2840-T112-1
D101
22uH
L100
0.022
C108
0.1
C104
MC2840-T112-1
D102
3.9k
R107
0.01
C105
33k
R106
18k
R111
22k
R109
JL138
JL136
JL139
JL141
JL119
JL120
JL121
JL122
JL122
JL123
JL124
JL125
JL126
JL128
JL128
JL130
JL131
JL132
JL137
JL135
JL134
JL134
JL129
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
29P
CNS100
STBY 3.3V
SIRCS
FL_BK
FL_GND
FL_LAT
FL_GND
FL_CLK
FL_GND
FL_DATA
+6.3V
NC
DGND
DGND
BLUE_LED
INPUT JOG
AD1
VOL JOG
POWER_SW
MICMUTE
TONE JOG
-7V
DCAC SIGNAL
AD2
+7V
V2-VIDEO
VGND
R_CH
AGND
L_CH
JL152
JL154
JL140
JL153
JL153
JL127
1
3
4
5
6
CN152
6P
MIC_MUTE
NC
+/-7V_GND
+7V
DCAC_SIGNAL
10
R153
W30 W31 W32 W33 W34 W35 W36 W37 W38
W29
0.01
C116
0.01
C117
0
R152
0
R151
ND100
1
39 40 41 42 43 44 45 46
49 50
2
0.1
C133
C112
33p
C134
C135
33p
75
220p
R116
1
R138
1
R140
1
R141
1
R139
0
R188
0
R189
RX SIRCS
DGND
V_GND
AGND
+5V OUTPUT
SI/DA
TA
CLK
LAT
BK
S100
2CH/A.DIRECT
S102
MOVIE
(HD-D.C.S.)
S101
A.F.D.
S103
MUSIC
S104
DIMMER
S105
DISPLAY
S106
INPUT MODE
1
2
3
CL160
CL161
CL162
CL163
CL161
CL162
CL163
C161
2200p
2.2k
R162
C160
2200p
22k
R163
10k
R164
1k
R165
2.2k
R161
R160
4.7k
10k
R166
1
3
4
5
3
4
5
5P
CNP180
AD1
PW_SW
GND
TONE_JOG
EN101
INPUT SELECTOR
EN160
TONE / TUNING
EN100
MASTER VOLUME
S161
SPEAKERS
S162
TONE MODE
S163
TUNING MODE
S164
MEMORY/ENTER
S166
SOUND OPTIMIZER
S165
AUTO VOL
S160
"/1
(CHASSIS)
PNA4823M03S0
IC100
REMOTE CONTROL
SIGNAL RECEIVER
IC100
AUDIO AMP
IC102
+5V REG
IC103
J101
VIDEO
R
L
AUDIO
iPhone/iPod
VIDEO 2 IN
F
DIGITAL
BOARD
(3/4)
CN2003
(Page 26)
V
USB BOARD
CN4101
(Page 53)
IC B/D
STR-DH820
STR-DH820
50
50
5-36. PRINTED WIRING BOARD – DCDC Board –
• 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
IC1700
IC1600
IC1500
1
6
3
CN1500
LP1500
1
12
3
CN1501
W1500
C1500
C1501
C1502
C1503
C1504
C1507
C1508
C1509
C1700
C1701
C1702
C1703
C1704
C1510
C1705
C1511
C1707
C1708
C1709
C1710
C1711
D1500
R1500
R1501
R1502
R1503
R1504
R1505
R1506
D1700
R1700
R1701
R1702
R1703
R1704
R1705
L1601
C1600
C1601
C1602
C1603
C1604
C1605
C1607
C1608
C1609
C1610
C1611
D1600
R1600
R1601
R1602
R1603
R1604
R1605
R1606
L1501
L1701
C1505
C1712
C1706
C1606
C1506
C1713
R1713
L1702
C1615
JR1713
L1602
L1502
R1714
C1515
C1715
CL1500
CL1502
CL1504
CL1506
CL1508
CL1510
R1612
R1712
C1714
C1612
C1512
R1512
V
STANDBY
BOARD
CN914
(Page 46)
O
D-VIDEO
BOARD
CN3510
CN3510
(Page 33)
S
D-VIDEO
BOARD
CN3525
CN3525
(Page 33)
B
DIGITAL
BOARD
CN2203
CN2203
(Page 22)
DCDC BOARD (SIDE A)
1-883-290-
11
(11)
DCDC BOARD (SIDE B)
1-883-290-
11
(11)
STR-DH820
STR-DH820
51
51
5-37. SCHEMATIC DIAGRAM – DCDC 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
DCDC BOARD
4
0.5
0.8
10
4
17
1.8
4
0.5
0.8
10
4
17
1.8
6.3
0.5
0.8
12.5
4
17
1.8
330k
R1500
100k
R1501
RB051LA-40TR
D1500
0.1
C1500
0.01
C1504
0
R1503
10uH
L1501
RB051LA-40TR
D1700
330k
R1700
10uH
L1701
0.01
C1704
100k
R1701
0.1
C1700
10
C1503
10
C1703
1k
R1506
1.5k
R1505
10k
R1504
10k
R1704
1.5k
R1705
10
C1501
10
C1702
10
C1701
10
C1502
0.1
C1600
10
C1601
10
C1602
10
C1603
0.01
C1604
100k
R1601
330k
R1600
RB051LA-40TR
D1600
10uH
L1601
0
R1603
10k
R1604
1.5k
R1605
1k
R1606
15p
C1507
220p
C1508
150k
R1502
CL1500
CL1502
CL1506
CL1510
CL1508
0.1
C1609
0.1
C1509
0.1
C1611
0.1
C1505
0.1
C1610
0.1
C1510
0.1
C1511
0.1
C1705
0.1
C1605
0.1
C1710
0.1
C1711
0.1
C1709
1
3
4
5
6
3
4
5
6
CN1500
6P
+R3 supply(+17V)
+R3 supply(+17V)
+R3 supply(+17V)
R3 GND
R3 GND
R3 GND
+6.3V
CL1504
0.1
C1712
15p
C1607
220p
C1608
150k
R1602
47p
C1707
68p
C1708
68k
R1702
470
R1703
16V
C1506
470
16V
470
C1706
16V
C1606
470
0.1
C1713
W1500
TPS54331DR
IC1700
TPS54331DR
IC1600
TPS54331DR
IC1500
1 BOOT
2 VIN
3 EN
4 SS
5
VSNS
6
COMP
7
GND
8
PH
1 BOOT
2 VIN
3 EN
4 SS
5
VSNS
6
COMP
7
GND
8
PH
1 BOOT
2 VIN
3 EN
4 SS
5
VSNS
6
COMP
7
GND
8
PH
1
12
3
4
5
6
7
8
9
4
5
6
7
8
9
10
11
11
12P
CN1501
+4V
+6.3V
+4V
GND
GND
+6.3V
+6.3V
+4V
+4V
+4V
GND
GND
GND
+6.3V
+6.3V
+4V
+4V
+4V
GND
22
R1712
22
R1612
22
R1512
1000p
C1714
1000p
C1612
1000p
C1512
10uH
L1502
10uH
L1602
10uH
L1702
10
C1515
10
C1615
10
C1715
0
JR1713
0
R1713
0
R1714
IC1500
+4V REG
IC1600
+4V REG
IC1700
+6.3V REG
U
STANDBY
BOARD
CN914
(Page 47)
R
D-VIDEO
BOARD
(5/5)
CN3510
(Page 39)
DIGITAL
BOARD
(1/4)
CN2203
(Page 24)
A
D-VIDEO
BOARD
(5/5)
CN3525
(Page 39)
W
STR-DH820
STR-DH820
52
52
5-38. PRINTED WIRING BOARD – USB Board –
• 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
B1
C2
B2
E2
C1
E1
B
E
IC4102
IC4101
IC4161
VCC
O
IC4100
1
1617
32
33
48
49
64
IC4160
IC4121
1
14
3
CN4100
J4100
1
4
J4000
ET4100
1
4
CN4101
C4101
C4109
C41
12
C4113
C4114
C4117
C41
18
C41
19
C4120
C4121
C4127
C4131
C4132
C4133
C4138
R
4111
R4112
R4114
R4115
R4116
R4117
R4118
R4119
R4120
R4121
R4122
R4123
R4124
R4125
R4126
R4127
C4156
C4158
R4130
R4131
R4132
R4133
R4134
R4135
R4136
R4137 R4138
R4139
R4141
R4142
R4143
R4144 R4145
R4146
R4147
R4148
R4149
R4150
R4162
R4163
R4164
X4102
FB4100
FB4101
FB4102
C4102
C4111
Q4121
D4101
D4102
Q4123
D4103
C4128
D4104
C4129
D4105
C4130
C4134
C4135
C4136
R4129
C4162
C4163
C4164
C4165
C4166
C4168
C4169
D4160
R4174
R4175
R4181
R4182
R4183
R4185
C4155
R4188
D4161
D4162
R4180
C4181
C4182
C4183
R4190
R4189
R4184
C4184
R4186
R4187
C4185
C4186
D4121
C4115
C4116
VD4120
VD4121
VD4170
VD4171
C41
10
C4137
C4159
C4167
C4157
C4161
R4160
R4161
JL4105
JL4151
JL4108
JL4100
JL4152
JL4118
JL4101
JL4115
JL4104
JL41
11
CL4141
CL4127
CL41
19
CL4134
CL41
17
CL4130
CL41
16
CL4135
CL4124
CL4131
CL41
18
CL4142
CL4128
CL4120
CL4132
CL4140
CL4125
CL4129
CL4115
CL4139
CL4133
JL4106
JL41
10
USB BOARD
(SIDE A)
(SIDE A)
(CHASSIS)
AUTO
CAL MIC
iPhone/iPod
Q
D-VIDEO BOARD
CN3007
(Page 33)
W
DISPLAY BOARD
CN152
(Page 48)
USB BOARD
(SIDE B)
(SIDE B)
1-883-410-
12
(12)
1-883-410-
12
(12)
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