Sony STR-DH820 Service Manual ▷ View online
STR-DH820
STR-DH820
21
21
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF) 50
• All capacitors are in μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in
and 1/4 W or less unless otherwise
specifi ed.
• f : internal component.
• 2 : nonfl ammable resistor.
• C : panel designation.
• C : panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
• A : B+ Line.
• B : B– Line.
• Voltages and waveforms are dc with respect to ground
• B : B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER
• Voltages are taken with VOM (Input impedance 10 M
• Voltages are taken with VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
J
J
: AUDIO (DIGITAL)
F
: AUDIO (ANALOG)
f
: TUNER
E
: VIDEO
• Abbreviation
AUS : Australian model
CND : Canadian model
ECE : Continental European, East European and
AUS : Australian model
CND : Canadian model
ECE : Continental European, East European and
Russian models
TW
: Taiwan model
For Printed Wiring Boards.
Note:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
• f : internal component.
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
• f : internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
Note:
The components identi-
fi
The components identi-
fi
ed by mark 0 or dotted
line with mark 0 are criti-
cal for safety.
Replace only with part
number specifi ed.
cal for safety.
Replace only with part
number specifi ed.
Note:
Les composants identifi és
par une marque 0 sont
critiques pour la sécurité.
Ne les remplacer que par
une piéce portant le nu-
méro spécifi é.
Les composants identifi és
par une marque 0 sont
critiques pour la sécurité.
Ne les remplacer que par
une piéce portant le nu-
méro spécifi é.
Caution:
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• HDMI board and DSP board are multi-layer printed board.
However, the patterns of intermediate-layers have not
However, the patterns of intermediate-layers have not
been included in diagrams.
• Abbreviation
AUS : Australian model
CND : Canadian model
ECE : Continental European, East European and Russian
AUS : Australian model
CND : Canadian model
ECE : Continental European, East European and Russian
models
TW
: Taiwan model
• Circuit Boards Location
MAIN board
DCDC board
STANDBY board
A VIDEO board
CONNECTION board
DSP board
DISPLAY board
USB board
D-VIDEO board
DIGITAL board
HEADPHONE board
POWER KEY board
TUNER (FM/AM)
TEMP-SENSOR board
STR-DH820
STR-DH820
22
22
5-7.
PRINTED WIRING BOARD – DIGITAL Board (Side A) –
• 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
B
E
E
B
E
E
B
E
B
E
B
E
B E
2
1
19
20
2
1
19
20
2
1
19
20
VCC
O
VCC
O
IC2122
IC2105
IC2001
1
100
30
31
81 80
50
51
IC2101
IC21
19
IC2104
IC2115
IC2116
IC2117
IC2118
1
14
15
28
29
IC2005
1
12
13
25
24
36
37
48
IC2102
IC2111
6
15
IC2121
IC2004
IC2003
O
VCC
J2000
C2303
C2122
C2317
JH2000
C2131
C2903
C2904
C2905
C2906
IC2112
IC2114
C2352
A2000
A2001
A2002
10
11
1
13
3
CN2201
1
28
9
C2013
C2642
C2643
C2264
C2265
C2266
C2267
C2678
C2679
C2680
C2681
C2682
C2683
C2684
C2685
C2076
CN2101
CN2102
CN2103
C2694
C2695
R2091
C2696
R2286
C2697
R2670
C2699
R2671
R2672
R2673
R2674
R2675
R2676
R2677
R2678
R2679
R2680
R2681
R2682
R2683
R2684
R2685
R2686
R2687
R2688
R2689
R2690
R2691
R2692
R2693
R2694
R2695
R2696
R2697
R2698
R2699
1
2
49
50
CN2104
C2102
C2103
C2105
Q2101
C2106
C2107 C2108
1
4
CN2501
X2201
C21
12
C21
14
C2115
C2117
C21
18
C21
19
FB2001
C2121
C2316
C2123
C2124
C2127
R2100
FB2201
R2101
FB2202
Q2702
R2102
FB2203
Q2703
R2103
FB2204
Q2704
R2104
Q2705
R2105
Q2706
R2107
C2130
R2108
R2109
D2301
C2902
C2133
D2112
D2113
D2114
R21
10
R2304
C2521
R
2111
R2305
C2522
R21
12
R21
13
C2524
R2308
D2119
D2501
R2116
R21
17
R2118
R21
19
R2310
C2721
C2722
R2120
FB2608
C2149
D2701
D2702
R2126
R2127
IC2120
R2128
R2129
IC2123
C2156
R2130
R2131
R2132
R2133
R2134
R2905
R2135
R2136
C2353
R2138
R2521
R2525
R2526
C2169
R2143
R2144
R2145
R2146
R2147
R2151
R2152
R2156
R2157
R2158
R2159
C2181
C2569
R2354
C2572
R2162
C2574
R2740
R2741
R2742
R2743
R2744
R2745
R2746
C2193
R2747
C2195
R2941
R2559
R2172
R2173
R2944
R2946
R2948
R2951
R2952
R2953
R2954
R2955
C2596
RB2101
RB2102
RB2103
RB2105
RB2106
RB2107
RB2108
RB2109
RB2110
RB2111
RB2112
RB2113
RB21
14
RB21
15
RB2116
RB2117
1
9
CN2001
1
29
2
28
CN2003
1
4
CN2203
1
8
CN2204
JL2041
X2101
C2011
C2021
C2024
C2601
C2602
D2002
C2603
C2604
C2605
FB2101
FB2102
C2606
FB2103
C2607
FB2104
C2608
C2609
FB2105
FB2106
R2006
JL2063
C2223
R2008
R2009
D2201
6
1
5
C2610
FB2301
FB2302
C2613
R2010
R2204
C2039
C2615
R201
1
C2616
R2013
C2618
D2018
C2619
R2015
IC2010
R2019
D2020
D2021
C2239
FB2121
R2021
C2433
C2240
R2600
R2601
R2026
JL2085
JL2086
JL2087
JL2088
C2059
R2031
C2443
JL2090
R2611
R2612
R2613
R2614
C2060
R2617
R2618
C2644
C2451
R2041
C2649
R2045
C2268
C2650
C2269
C2270
R2248
R2249
R2056
C2272
C2273
R2633
C2274
R2251
R2252
R2254
C2089
R2255
R2256
R2258
R2259
R2260
R2261
R2263
C2098
R2264
R2265
R2072
R2266
R2073
R2267
R2268
R2269
R2270 R2271
R2274
C2686
R2276
C2687
C2688
C2689
C2690
C2691
C2692
C2693
R2253
FB2206
R2619
R2615
R2616
JL2288
R2631
R2632
R2621
R2622
R2623
FB2615
FB2616
FB2619
FB2207
FB2002
FB2003
FB2004 FB2005
FB2006
FB2007
FB2008
R2959
R2961
R2960
R2958
CN2012 (9P) (US, CND)
CN2002 (1
1P)
X2101
10
11
1
28
9
AM
ANTENNA
TN1
)0ȍ
COAXIAL
TUNER
(FM/AM)
(CHASSIS)
CN2012 : 9P (US, CND)
CN2002 : 11P
FLASH
PROGRAMMING
OPTICAL
SAT/CATV IN
DIGITAL (ASSIGNABLE)
COAXIAL
BD/DVD IN
TV
OPTICAL IN
(UK, TW, AUS, ECE)
DIGITAL BOARD
(SIDE A)
(SIDE A)
1-883-289-
11
(11)
(CHASSIS)
A
DSP BOARD
CN5001
(Page 40)
B
DCDC BOARD
CN1501
(Page 50)
C
STANDBY BOARD
CN913
(Page 46)
D
TEMP-
SENSOR
BOARD
CN250
(Page 54)
E
D-VIDEO
BOARD
CN3005
CN3005
(Page 33)
F
DISPLAY
BOARD
CNS100
(Page 48)
G
CONNECTION
BOARD
CN174
(Page 45)
H
CONNECTION
BOARD
CN173
(Page 45)
I
CONNECTION
BOARD
CN175
(Page 45)
Note: IC2104 on the DIGITAL board cannot exchange with single. When
this part on the DIGITAL board is damaged, exchange the entire
mounted board.
mounted board.
Ver. 1.1
STR-DH820
STR-DH820
23
23
5-8.
PRINTED WIRING BOARD – DIGITAL Board (Side B) –
• 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
3
1
2
IC2006
JL2100
JL2111
JL2112
JL21
13
JL2114
JL21
17
JL21
18
JL21
19
JL2120
JL2122
JL2123
JL2124
JL2125
JL2126
JL2127
JL2128
C2101
C2302
C2313
C2315
C2126
FB2205
C2140
FB2601
C2146
C2147
R2122
C2159
JL2191
JL2192
JL2194
JL2195
JL2196
C2170
C2184
R2160
JL2002
JL2008
JL2200
JL2201
JL2202
JL2203
JL2204
JL2205
JL2012
JL2206
JL2013
JL2207
JL2014
JL2208
JL2015
JL2209
JL2016
JL2017
JL2018
JL2019
JL2210
JL2212
JL2213
JL2214
JL2020
JL2215
JL2021
JL2216
JL2022
JL2217
JL2023
JL2218
JL2024
JL2219
JL2025
JL2026
JL2027
JL2028
JL2029
JL2220
JL2221
JL2222
JL2223
JL2224
JL2225
JL2226
JL2227
JL2228
JL2229
JL2230
JL2231
JL2232
JL2233
JL2234
JL2235
JL2236
JL2042
JL2237
JL2043
JL2238
JL2044
JL2239
JL2045
JL2046
JL2047
JL2048
JL2049
JL2240
JL2241
JL2242
JL2243
JL2244
JL2050
JL2245
JL2051
JL2246
JL2052
JL2247
JL2053
JL2248
JL2054
JL2249
JL2055
JL2056
JL2057
JL2058
JL2059
JL2250
JL2251
JL2252
JL2253
JL2254
JL2060
JL2255
JL2061
JL2256
JL2062
JL2257
JL2258
JL2064
JL2259
JL2065
JL2066
JL2067
JL2068
JL2260
JL2261
JL2262
JL2263
JL2264
JL2265
JL2071
JL2266
JL2072
JL2267
JL2268
JL2074
D2404
JL2269
JL2075
JL2077
JL2078
JL2079
JL2270
JL2271
JL2272
JL2273
D2603
JL2274
JL2080
D2604
JL2275
JL2081
JL2276
JL2082
JL2277
JL2278
JL2089
C2635
C2263
C2070
C2653
C2271
C2468
R2275
JL2287
JL2286
JL2290
JL2291
JL2292
JL2293
JL2280
JL2284
JL2281
JL2283
JL2282
JL2294
JL2289
JL2285
JL2279
JL2298
JL2297
JL2296
JL2295
C2235
JR2000
C2671
DIGITAL BOARD (SIDE B)
1-883-289-
11
(11)
STR-DH820
STR-DH820
24
24
5-9. SCHEMATIC DIAGRAM – DIGITAL Board (1/4) –
• 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
DIGITAL BOARD (1/4)
3
4
5
6
7
8
9
1
2
4
4
3.3
1
4
4
2.5
1
6.3
5
1.3
6
0.8
3.3
3.3
0.8
0
3.3
0.7
3.3
2.8
3.3
0
3.3
0.8
0
3.3
0.8
3.3
0
0
3.3
0
3
3.3
3.3
3.3
3.3
3.3
0
0
0
3.2
0
100
R2026
330
R2010
470
R2045
0
R2015
100
R2041
R2019
0
0
R2031
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
4
2
2
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
49
50P
CN2104
SFLASH_HOLD
GND
GND
SPI_MISO
DSP_INT
NON_AUDIO
GND
MCK_IN
GND
SI_G
SI_E
SI_C
SI_A
GND
BCK_OUT
GND
SO_E
SO_C
SO_A
GND
GND
VDDINT
VDDINT
VDDEXT
MD
BCK_IN
RESET_MAIN
LRCK_IN
SI_F
SI_D
SI_B
UART_OUT
LRCK_OUT
UART_IN
SO_F
SO_D
SO_B
GND
GND
VDDINT
VDDINT
FRONTHI_L/R_OUT
SPI_CLK
LED
DSP_CS
SPI_MOSI
DSP_RESET
ERROR
VDDEXT
OPTION_L/R_OUT
0
R2008
47
R2006
100
R2091
0
R2009
JL2041
JL2043
JL2089
JL2044
1
2 3
4
6
5
SI-3010KM-TLS
IC2003
EN
IN
GND
OUT
FB
GND
10k
R2072
15k
R2073
JL2112
JL2100
JL2079
JL2074
JL2100
JL2079
JL2074
JL2061
JL2060
JL2055
JL2046
JL2045
JL2060
JL2055
JL2046
JL2045
JL2047
JL2111
JL2195
JL2090
JL2088
JL2085
1SR154-400TE-25
D2002
1SS367-T3SONY
D2018
10k
R2021
0.1
C2024
1
C2021
1
2
3
4
2
3
4
4P
CN2203
DCDC_+4V
DCDC_+4V
DCDC_+4V
DCDC_GND
DCDC_+6.3V
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
8P
CN2204
STOP
POWER_RY
STBY_+9V
NC
MICOM_+3.3V
DGND
MODEL
DESTINATION
JL2063
0.1
C2572
0.01
C2569
JL2086
JL2087
TK11150CSCL-G
IC2004
1 ON/OFF
2 GND
3 NoiseBypass
2 GND
3 NoiseBypass
4
VOUT
5
VIN
4.7
C2059
R2056
0
10
C2170
100
R2612
TC74VHC08FT(EL)
IC2121
TC7WH74FK
IC2120
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
330
R2617
330
R2611
330
R2618
0uH
FB2121
330
R2614
10k
R2613
RT1N141C-TP-1
Q2706
MUTE SWITCH
10k
R2526
10k
R2172
6
5
4
3
2
1
SI-3010KM-TLS
IC2010
EN
IN
GND
OUT
FB
GND
0.1
C201
1
22
C21
14
1SS367-T3SONY
D2020
100 16V
C2060
16V
100
C2039
100
R2559
22k
R2173
100 16V
C2574
1k
R2941
10k
R2525
0.1
C2070
0.1
C2468
100 16V
C2013
MC2838-T112-1
D2702
100
R2944
C2905
2200 10V
10V
C2906
2200
JL2291
JL2292
TC74VHC157FT(EKJ)
IC2105
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
DSP_MOSI
DSP_SPICLK
DATA3
LRCK
DATA4
DSP_SPICS
DSP_RESET
DSP_ERROR
BCK_IN
LRCK_IN
SI_F
SI_D
DSP_NON_AUDIO
MCK_IN
DOUT
SI_E
BCK_OUT
DSP_INT
DSP_MISO
DSP_SFLASH_HOLD
DATA1
DATA2
DSP_ERROR
DSP_NON_AUDIO
DSP_SEL_MUL
TI
DSP_C/SW_OUT
DSP_SL/SR_OUT
DSP_SBL/SBR_OUT
DSP_L/R_OUT
JL2194
JL2191
JL2114
JL2113
JL2191
JL2114
JL2113
1
2
3
4
2
3
4
4P
CN2501
+3.3V_DIGITAL
DGND
TEMP_SENSOR_1
TEMP_SENSOR_2
TEMP_SENSOR_2
C2089
0.1
FB2207
TEMP_SENSOR_1
TEMP_SENSOR_2
TEMP_SENSOR_2
HDMI_ERROR
HDMI_NON_AUDIO
DIR_NPCM
DIR_ERROR
STOP
DCDC_+6.3V
POWER_RY
MODEL
DESTINATION
DIGI_DA
TA_MUTE
DIR_XST
ATE
1SS367-T3SONY
D2021
1 CK
2 D
3 Q
4 GND
5
Q
6
CLR
7
PR
8
VCC
470ohm
1
DIGITAL BOARD
(3/4)
(Page 26)
2
DIGITAL BOARD
(2/4)
(Page 25)
4
DIGITAL BOARD
(2/4)
(Page 25)
5
DIGITAL BOARD
(2/4), (3/4), (4/4)
(Page 25),
(Page 26),
(Page 26),
(Page 27)
3
DIGITAL BOARD
(3/4)
(Page 26)
+3.3V REG
IC2010
+2.5V REG
IC2003
+5V REG
IC2004
IC B/D
SIGNAL SELECTOR
IC2121
SCHMITT TRIGGER
IC2120
MUTING
IC2105
STANDBY
BOARD
CN913
(Page 47)
B
DCDC
BOARD
CN1501
CN1501
(Page 51)
DSP BOARD (2/2)
CN5001
(Page 42)
A
D
TEMP-SENSOR
BOARD
CN250
(Page 54)
C
IC B/D
Click on the first or last page to see other STR-DH820 service manuals if exist.