Schematic Diagram - Digital Board (1/9) - Sony STR-DN850 Service Manual
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Also See for STR-DN850:
- Service manual (158 pages) ,
- Startup manual (2 pages) ,
- Updating the software (2 pages)
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STR-DN850
Ver. 1.2
5-9.
SCHEMATIC DIAGRAM – DIGITAL Board (1/9) –
1
2
3
>001S
DIGITAL BOARD (1/9)
DIGITAL BOARD (4/9)
A
1
(Page 37)
CL2009
OPTICAL_TV
1
CL2010
DGND
2
DGND
CL2011
OPTICAL_SAT
3
CL2012
+3.3V
4
CL2013
C2068
COMP_DET
5
0.1u
CL2014
V_MUTE
6
CL2015
B
V_SEL_SW1
7
>002S
CL2016
V_SEL_SW2
8
CL2017
V_COMP_SW2
9
MAIN BOARD (3/4)
CL2018
+6V_USB
10
CN1002
CL2019
FB2044
-VE
11
0uH
CL2020
(Page 47)
L_IN
12
NC
13
CL2021
R_IN
14
CL2029
C
+7V
+7V
15
TUNER_CLK
16
CL2075
TUNER_CE
17
CL2061
TUNER_MOSI
18
CL2076
TUNER_RDS_SIGNAL
19
CN2007
19P
D
C2122
C2128
E
100u 10V
0.1u
C2129
0.1u
C2121
100u 10V
R2178
FB2100
0uH
R2177
F
C2127
L_IN
R_IN
2
R2127
DIR_INT
R2112
DIR_MISO
DIR_MOSI
R2221
DIR_SPICLK
R2222
R2220
DIR_CE
R2299
100
C2179
G
DIR_RST
R2283
1k
R2282
C2167
H
>003S
DIGITAL BOARD
(2/9)
C2160
(Page 35)
R2284
I
1
1.7
1CK
2
1CLR
3
IC2111
1QA
4
TC74VHC393FT (ELK)
1QB
IC2111
5
1QC
1.7
6
BINARY
1QD
COUNTER
7
J
GND
>004S
3
DIGITAL BOARD
4
(9/9)
(Page 42)
K
>005S
DIGITAL BOARD
(7/9), (8/9)
5
(Page 40), (Page 41)
STR-DN850
• See page 58 for Waveforms.
• See page 59 for IC Block Diagrams.
4
5
6
7
>006S
DIGITAL BOARD
OPTICAL_TV
(2/9), (4/9)
OPTICAL_SAT
(Page 35), (Page 37)
+3.3V
V_MUTE
V_SEL_SW1
V_SEL_SW2
V_COMP_SW2
+6V_USB
L_IN
R_IN
TUNER_CLK
TUNER_CE
TUNER_MOSI
TUNER_RDS_SIGNAL
R2176
0
C2166
C2168
0.1u
0.1u
3.3
3.3
3.3 0
3.3 3.1
3.3
49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
48
1
2.5
LPF
VREF
47
2
AGND
PGND
6
5
46
3
MCKIN
AVDD
1k
2.5
45
4
7
BCKIN
ADINL
44
5
1k
2.5
LRCKIN
ADINR
8
0.1u
43
6
DGND
DATAIN
IC2107
3.3
42
7
MPIN1
DVDD
LC89075WA-H
10k
41
8
IC2107
MPIN2
DSTATE
40
9
3.3
INTB
MPIN3
10k
DIGITAL AUDIO
0
39
10
SO
INTERFACE RECEIVER
MPIN4
0
0
38
11
MPIN5
SI
0
3.3
37
12
MPIN6
SCK
10k
36
13
3.3
CSB
9
MCKOUT
0.1u
3.3
35
14
XMODE
BCKOUT
3.3
34
15
10
DVDD
LRCKOUT
33
16
47k
DGND
DATAOUT
11
0.1u
12
13
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
1.6
1.6
1.7
0
0.6
0.6
0.6 0
3.3 0
0
0
0
0
3.3
C2159
R2186
10p
1M
X2102
R2187
10p
24.576MHz
680
0
R2108
100
14
3.3
VCC
13
1.7
2CK
12
C2106
2CLR
0.1u
11
2QA
10
2QB
9
2QC
8
1.7
2QD
R2342
R2343
R2327
R2328
0
220
47
47
R2245
0
8
9
10
6
D2222
CES521
9
R2317
8
1
4
3.4
10k
VCC
VO
DCDC_+4V
IC2116
7
2
0.8
BD00HC5WEFJ-E2
NC_7
FB
C2227
6
3
R2315
IC2116
2.2u
NC_6
GND
22k
5
4
5
C2228
+5V
EN
+3.3V REG.
NC_4
2.2u
R2316
C2226
R2318
10k
0.1u
10k
R2184
100
FB2106
0uH
1
8
1A
VCC
IC2105
HDMI_ARC_SPDIF
3.1
2
7
3Y
TC7WHU04FK
1Y
3
6
1.6
C2126
IC2105
2A
3A
0.1u
4
5
GND
WAVE SHAPER
2Y
C2123
100u
10V
C2132
0.1u
C2133
220u 6.3V
C2125
R2104
0.068u
100
C2124
0.001u
0
R2151
47
SP_MCK
1.6
R2153
330
SP_SCK
0
R2154
470
SP_WS
0
SP_SD0
0
RB2101
SP_SD1
FB2101
0
100
SP_SD2
0uH
0
SP_SD3
0
NW_HDMI_MUTE
R2300
100
0
R2350
0
NW_HDMI_MUTE
DAC_IIC_SCL
R2195
10k
0
NON_LPCM
DAC_IIC_SDA
0
FB2122
0uH
R2147
100
R2335
100
1.7
FB2105
0uH
R2142
680
BCLK_IN
L/R_OUT
1.7
R2143
330
LRCLK_IN
BCLK_OUT
1.7
R2188
330
L/R_IN
LRCLK_OUT
1.4
R2341
R2208
0
47
C2216
R2111
470u 10V
1k
C/SW1_OUT
MCLK_IN
SL/SR_OUT
R2344
D2104
47
SBL/SBR_OUT
DA2J10100L
DIR_XSTATE
R2101
D2101
1M
CES521
DIR_SIGNAL
C2107
470p
HDMI_MUTE
34
34
11
12
13
14
>007S
DIGITAL BOARD
J2100
(2/9)
1P
COAXIAL
(Page 35)
SA-CD/CD
(ASSIGNABLE) IN
7
JL2109
7
R2189
3.3
1
6
3.8
75
VO
VCC
2
5
R2314
0.8
IC2115
R2310
FB
NC
22k
BD00IC0WHFV-GTR
10k
C2130
3
4
1.6
C2135
GND
EN
470u
0.1u
C2225
R2313
10V
1u
10k
IC2115
R2136
R2312
470
+3.3V REG.
10k
+3.3V
DGND
R2138
470k
3.3
R2137
47k
1.5
1.5
R2297
R2193
0
220
1.7
Y
GND
5
4
3.3
SELECT
Y
IC2112
6
3
3
R2192
C2180
1.7
TC7WH157FK
ST
B
100
0.001u
3.3
7
2
2
1.8
VCC
A
FB2107
C2181
8
1
1
R2320
0uH
0.1u
0
IC2112
FB2109
0uH
SIGNAL SELECTOR
(MUTING)
29
1
28
ZR1/ZR1/FMT0
ZR2
R2352
10k
0
2
27
MS/ADR/FMT1
VOUT1
3
26
2.5
MC/SCL/DEMP
VOUT2
4
25
2.5
3.3
MD/SDA/MUTE
VCOM
C2173
C2217
5
24
3.3
2.5
0.1u
470u 10V
SCK
AGND2
C2218
C2219
R2225
100
1.7
6
23
DATA1
VCC2
0.01u
0.1u
7
IC2104
22
5
2.5
BCK
VOUT3
PCM1681GPWPR
8
21
2.5
2.5
LRCK
IC2104
VOUT4
9
20
2.5
2.5
VDD
VOUT5
D/A
C2157
C2154
3.3
10
19
2.5
0.001u
0.01u
DGND
CONVERTER
VOUT6
11
18
2.5
C2152
C2155
C2156
DATA2
AGND1
R2228
100
12
17
0.1u
0.01u
0.001u
2.5
DATA3
VCC1
R2227
100
13
16
2.5
5
DATA4
VOUT7
R2226
100
2.5
14
15
2.5
MSEL
VOUT8
2.5
FB2124
0uH
D2102
C2101
C2211
CES521
0.001u
0.0022u
1
5
7
7
CONT
VIN
IC2117
2
C2229
GND
MM1839A50NRE
1u
3
4
5
NC
VOUT
C2240
C2231
1u
4.7u
R2141
IC2117
33k
+5V REG.
R2140
22k
FB2117
R2248
C2187
0.1u
0uH
100
0
1
8
3.3
A
VCC
IC2108
2
7
3.1
0
R2251
10k
R2256
TC7WH157FK
R2259
B
ST
10k
0
R2249
3
IC2108
6
0
R2250
100
Y
SELECT
100
4
5
0
C2188
0.001u
GND
MUTING
Y
D2225
CES521
Note: IC2104 and IC2115 on the DIGITAL board cannot exchange
with single. When these parts on the DIGITAL board are
damaged, exchange the entire mounted board.
15
16
17
STANDBY_DCDC
C2224
1u
A_+5V
>008S
DIGITAL BOARD
8
(2/9), (3/9)
(Page 35), (Page 36)
CN2006
13P
CL2062
1
DAC_FL
CL2071
2
A_GND
CL2064
3
DAC_FR
4
A_GND
>009S
CL2066
5
C
MAIN BOARD
6
A_GND
CL2067
7
SW
(3/4)
CL2084
8
SL
CN1005
9
A_GND
C2153
CL2068
(Page 47)
10
SR
470u
CL2069
10V
11
SBR
12
A_GND
CL2070
13
SBL
>010S
DIGITAL BOARD
9
10
(2/9)
(Page 35)
>011S
11
DIGITAL BOARD
(2/9)
12
13
(Page 35)
14
>012S
NW_MUTE
DIGITAL BOARD
(9/9)
(Page 42)
>013S
DIGITAL BOARD
ARC_SPDIF
(8/9)
(Page 41)
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