Schematic Diagram - Digital Board (2/8) - Sony STR-DA3100ES Service Manual

2-4. SCHEMATIC DIAGRAM – DIGITAL Board (2/8) –
(2/8)
CN1804
2P
DGND
DGND
CN1101
10P
DSELA0 R2049 100
DSELA1 R2048 100
DSELA2 R2047 100
DIG OUT
DIG IN
DGND
DSW+3.3V OPT FB2004
DSW+3.3V FB2005
DGND
DGND
STR-DA3100ES
(Page 6) (Page 13) (Page 12)
R2137
D2122
1SS355
C2124
220
10V R2144
100k
C2133 0.1
C2132 0.001
R2130 10k
Q2123
R2131 10k
DTC114EKA
INVERTER
R2145
Q2122
10k
DTC114EKA
SWITCH
R2141 47k
C2139
2.2
50V
C2130 0.1
DIGITAL AUDIO I/F RECEIVER
IC2121
LC89056W
C2136 0.1
C2126 2.2 R2129 5.6k
R2125 47k
C2135 0.01 R2142 100
FB2101 R2128 6.8k
C2129 0.1
C2128 470 10V
FB2103
IC2123
TC7WH157FU
C2131 FB2108
0.1 0
FB2156
SELECTOR
R2157
100
C2121
470p
(Page 11)
C2123
100 100p
R2122 100
R2139 100
R2138 100
R2140
4.7k
C2140
C2127
10
0.1
50V
R2148
0
1/2 DRIVER
IC2124
TC7WH74FU
C2141
0.1
C2134
0.1
FB2104
R2133
100
FB2155 R2158 R2016
0 220 100
FB2109
0
IC2125
CLOCK OSC TC7WU04FU
GND
C2143
10p
R2143 C2142
220 12p
VCC
R2121
X2101
C2137 1M
24.576MHz
47
25V
R2135 1M
7 7
(Page 8) (Page 8)
FB2002
C2027 C2025
0.1 0.01
C2026
10
IC2010
50V
PCM1802
R2019
100
R2043
10k
R2018
100
C2033 0.1
R2017 C2031
10k 4.7
C2032 0.1
50V
C2030 10 50V
C2029 10 50V
A/D CONVERTER
Q2901,2902
+5V REGULATOR B+ SWITCH
Q2901
2SB733
R2902
1k
I O
G C2902
D2900 1000 R2901
1SS355 16V 10k
IC2901 DTC114EKA
TA7805S-LB
C2901
100p
R2013
AMP 1k
IC2001
R2012
NJM4565M
1.6k
VEE
R2002
1.6k
VCC
R2011
47k
R2003 1k
C2002 0.001
R2001 47k
C2012
0.001
STR-DA3100ES
(Page 12)
R2020
100
C2028
0.1
FB2001
C2034
10
50V
I7
I1
I2
I3
I4 (Page 10)
I5
I6
Q2902
CN1803
2P
A-GND
A-GND
A-15V
A-GND
A+15V
AD-RCH
A-GND
AD-LCH
TUN-RCH
TUN-GND
TUN-LCH
CN1701
9P
A1
(Page 6)