Schematic Diagram - Onkyo TX-L55 Service Manual

A

SCHEMATIC DIAGRAM 3

1
U1
P2102
1 4
2 5
6
8 11
9 12
13
2
P2104
1 4
2 5
6
8 11
9 12
13
15 18
16 19
20
3
22
4
5
B
DSP section 2
NADG-8338
C2127 104Z V2CIN
C2119 10/16
V2YIN
+
C2120 10/16
V2VIN
+
R2128 75
V1COUT
R2129 75
V1YOUT
R2130 75
V1VOUT
C2108
15
102K
C2128 104Z V1CIN
C2121 10/16
V1YIN
+
C2122 10/16
V1VIN
+
C2129 104Z DVDCIN
C2123 10/16
DVDYIN
+
C2124 10/16
DVDVIN
+
C2113
102K
R2150 0
R2151 0
R2152 0
R2153 0
R2154 0
R2155 0
C
V1COUT
V2CIN
DVDCIN
+5VVD
-5VVD
V1CIN
COUT2
COUT1
V1YOUT
V2YIN
DVDYIN
+5VVD
-5VVD
V1YIN
YOUT2
YOUT1
V1VOUT
V2VIN
DVDVIN
+5VVD
+5VVD
RN2404
-5VVD
VMUT1
Q2116
V1VIN
RN2404
VMUT2
VOUT2
VOUT1
Q2117
TK15420M
7
Q2051A
R2056
1.8K
COUT1
R2066
1.8K
1
Q2051B
TK15420M
YOUT1
YOUT2
COUT2
VOUT1
Q2106
MM1512
C2155 22/16
1
+
SAG
C2156 100/6.3
2
+
OUT
3
VCC
+5VVD
C2158 104Z
C2157 100/6.3
+
-5VVD
SW2
SW1
NJM2279M
Q2101
SW2
R2134
C2140
470J
75
R2133
NC
SW2
SW1
NJM2279M
Q2102
SW2
R2135
C2141
470J
75
R2170
1K
SW2
SW1
NJM2279M
Q2103
SW2
R2136
C2142
470J
75
SCL
R2193
SDA
1K
C2015
R2051
5
+
100
47/16
6
2
C2016
R2061
3
+
100
47/16
Q2120
2SA1162-GR
C2179
C2159
6
+ 104Z
YIN
R2173
5
1/50
GND
C2160
4 33K
CIN
103Z
TX-LR552
D
+5VVD -5VVD
C
C
C
C
D2
C2187
1SS
104Z