Schematic Diagram - Digital Board (2/8) - Sony STR-DN840 Service Manual

5-10. SCHEMATIC DIAGRAM – DIGITAL Board (2/8) –
1 2 3
A
DIGITAL BOARD
B
DIGITAL
BOARD
5
5
(3/8)
(Page 30)
C
D
C2170 C2177
0.1 0.01
E
C2129 0.1
C2121 100 10V
FB2100
L_IN 2.7kohm
R_IN
DIR_INT
DIR_MISO
F
DIR_MOSI
DIR_SPICLK
DIR_CE R2300 100
DIR_RST
R2283
1k
G
H
1.6
I 1 CKA
IC2111
2 RDA
TC74VHC393FT (ELK)
IC B/D
3 Q1A
IC2111
4 Q2A
BINARY
5 Q3A
COUNTER
1.6
6 Q4A
J
7 GND
DIGITAL
BOARD
6
(4/8), (5/8)
6
(Page 31),
(Page 32)
K
STR-DN840
• See page 25 for Waveforms.
4 5 6
(2/8)
C2166 C2168
IC B/D
0.1 0.1
3.3 2.4 2.4 3.3 0 3.3 0 3.3
49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
2.5
C2128
48 VREF LPF
0.1
8
47 AGND PGND
5
46 AVDD 9
R2178 1k
2.5 HDMI MCK MCKIN
45 ADINL
R2177 1k 2.5
HDMI BCK BCKIN 10
44 ADINR
C2127 0.1 HDMI LRCK LRCKIN
43 DGND SD0 DATAIN
3.3
42 DVDD SD1 MPIN1
IC2107
41 DSTATE SD2 MPIN2
R2127 10k
3.1 LC89075WA-H
40 INTB MPIN3
R2112 10k IC2107
0
39 SO MPIN4
R2221 0 0 DIGITAL AUDIO
38 SI MPIN5
INTERFACE RECEIVER
R2222 0 3.3
37 SCK MPIN6
R2220 10k
3.3
36 CSB MCKOUT
11
C2179 0.1
3.3
35 XMODE BCKOUT
3.3
12
34 DVDD LRCKOUT
14
R2282 47k
33 DGND DATAOUT
15
13
C2167
0.1
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
1.5 1.6 1.4 3.1 3.1 0 0 0 0 0 3.3
C2159
R2186
FB2116
7p
1M C2169
2.5kohm
0.1
X2102 R2187
24.576MHz 220 R2185
330
C2160
7p
R2284 0
3.3
VCC 14
C2106
1.6
CKB 13 0.1
RB2102
RDB 12
100
Q1B 11
DIR_FSRATE
Q2B
10
Q3B 9
1.6
Q4B 8
• See page 51 for IC Block Diagrams.
7 8 9 10
COAXIAL
SA-CD/CD
(ASSIGNABLE) IN
J2100
1P
R2189
75
C2130
C2135
47
6.3V
HDMI_ARC_SPDIF R2136
IC2105
470
HDMI_SPDIF
R2176 0
WAVE SHAPER
IC2105
R2184 100
TC7WHU04FK
R2138
470k
3.3
FB2106 1 IN1 VCC 8
2.7kohm
C2126
2.4
0.1 2 OUT3 OUT1 7
R2137
47k
1.2 1.1
3 IN2 IN3 6
C2123
100 10V
1.1
4 GND OUT2 5
R2104
100
C2124
0.001 C2125 C2132 0.1
1
0 0.068
C2133 220 6.3V
2
R2151 47 MCK
3
1.5 BCK
R2153 330
4
LRCK
0 R2154 470
5 R2109
0 SD0
10k
6
0 RB2101 SD1
0.1
7
0 100 SD2 NW_HDMI_MUTE
3
8
D2109
0 SD3
DA2J10100L
9
0
R2299 100
10
FB2107
2.9
0uH
11
R2195 10k
0 Q2100
12
LTC014EUBFS8TL
3.1 FB2122 R2147 100
MUTE PROTECTION
13
1.6 FB2105 R2142 680
14
1.6 R2143 330
15 NON_LPCM
1.6 R2188 330
16 MCLK_IN
1.2
BCLK_IN
R2111
1k
LRCLK_IN
D2104
R2208
DA2J10100L
47
R2101
1M
C2107
470p
R2108
100
DSP_ERROR
29 29
11 12 13
1 ZR1/FMT0
2 MS/ADR/FMT1
DAC_IIC_SCL
3 MC/SCL/DEMP
DAC_IIC_SDA 3.3
4 MD/SDA/MUTE
3.3
5 SCK
0.1
1.6
6 DATA1
BCLK_OUT R2225 100 0
7 BCK
LRCLK_OUT 1.6
8 LRCK
1.6
9 VDD
C2151 C2157 C2154 C2150
3.3
10 DGND
470 10V 0.001 0.01 0.1
R2228 100
11 DATA2
R2227 100 0
12 DATA3
R2226 100 0
13 DATA4
0
14 MSEL
JWH102
C2144
45 R2193
1
220
JWH101
80
R2288
R2139
0
+3.3V
R2141
1.6
33k 5 Y GND 4
R2192
100
3.1
6 SELECT Y 3
C2180
0.001 1.6
7 STROBE B 2
C2181
0.1 3.3 1.6
8 VCC A 1
FB2109
R2140
0uH
22k
FB2108
0uH
FB2121
C2175
470ohm
C2199 C2183 C2182 C2204
0.1 100p 100p 0.1
R2230
1k
TUNER_L
FB2115
TUNER_CE FB2114
TUNER_R
FB2113
R2231
1k
TUNER_MOSI
FB2112
TUNER_RDS_SIGNAL FB2111
TUNER_CLK
FB2110
STR-DN840
14 15 16
IC2104
PCM1681GPWPR
DIGITAL
IC B/D
BOARD
IC2104
29 4
(1/8), (4/8)
4
28 D/A CONVERTER
ZR2
2.4 DAC_FL
(Page 28),
27
VOUT1
DAC_FR
2.4
26 (Page 31)
VOUT2
2.4
C2173 C2174
25
VCOM
0.1 470 10V
24
AGND2 C2178 C2172
5
23 0.01 0.1
VCC2
2.4 C
22
VOUT3
2.4 SW
21
VOUT4
SL
2.4
20
VOUT5
2.4 SR
19
VOUT6
18 C2152 C2155 C2156 C2153
AGND1
5 0.1 0.01 0.001 470 10V
AGND
17
VCC1
SBL
2.4
16
VOUT7
2.5 SBR
15
VOUT8
FB2103
0uH
A+5V
D2103
IC2106
CES521
MM3411A50NRE
IC2106
+5V REG
VDD VOUT
7 5 C2145
C2108
GND
4.7 10010V
CE NC
7
DIGITAL
10k
BOARD
7
7
(3/8)
8
+7V
(Page 30)
IC2112
TC7WH157FK
IC B/D
IC2112
MUTING
9
10
D2110 DIGITAL
RB751V40, 115
BOARD
8
R2181
(4/8)
10k
(Page 31)
VDD VOUT
7 5
GND
1
C2171
CE NC
7 4.7
IC2110
MM3411A50NRE
IC2110
TUNER_GND
+5V REG.
11
12
13
JL2100
1 IISD
JL2101
2 VDD
TUNER1
JL2102
3 AUDIO L/LRCK
JL2103
BOARD
4 CE
D
JL2104
5 AUDIO R/BCK CN101
JL2105
6 GND
(Page 49)
JL2106
7 DA
JL2107
8 IIC/RDSI
JL2108
9 CK
CN2100
9P
17