Onkyo TX-SR55 Service Manual page 38

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A
B
SCHEMATIC DIAGRAM 8
Video section
NAVD-8464
P2201
21
Y
U27
19
CB
1
20
CR
C2202
P2201
102K
15
Y
13
CB
14
CR
P2201
10
Y
8
CB
9
CR
C2201
102K
P2201
4
2
Y
2
CB
3
CR
P2003
C2021
104Z
V3C
C
Y
C2020 10/16
V3Y
V
VIDEO3
C2019 10/16
V3
R2018 75
V2COUT
C
C
Y
Y
R2017 75
V2YOUT
V
OUT
R2016 75
V2OUT
VIDEO2
470J
C2015
104Z
V2C
C
Y
10/16
V2Y
C2014
V
IN
10/16
C2013
V2
3
C2003
102K
P2002
R2012 75
V1COUT
C
C
Y
Y
R2011 75
V1YOUT
V
R2010 75
V1OUT
OUT
VIDEO1
470J
C2009
104Z
V1C
C
10/16
Y
C2008
V1Y
V
C2007
10/16
V1
IN
C2002
102K
P2001
C2006 104Z
DVDC
C
C
Y
Y
C2005
10/16
DVDY
V
DVD
C2004
10/16
DVD
4
C-MON
C
Y
Y-MON
V
MONITOR
V-MON
C2001
102K
C6891
R6916 100
5
102K
R6926
C6887
SW
22K
102J
C
P2004
Y
4.7M
CB
CR
RL2201
-
+
RL2204
-
+
JL6802A
RL2202
-
+
RL2205
-
+
RL2203
+
-
Q2004
D2202
LC74763-9836
1
Vss
Vdd1
30
X2001
D2201
SYNCDET
C2041
14.32MHZ
2
XTALIN1
29
R2205
R-S2
100D
VCOOUT
Q2201 2SC2712-GR
1K
C2042
R2204
XTALOUT1
R-S1
3
28
180J
VCOIN
1K
Q2202
Except 120V model
4
HSYNCOUT
27
2SC2712-GR
X2002
FC
C2043
17.73MHZ
5
XTALIN2
26
180J
AMPOUT
C2044
XTALOUT2
6
25
080D
AMPIN
C2045 470J
R2041
7
VSYNCOUT
24
2.2K
PDOUT
R2042
8
OSDCS
23
C2046
2.2K
Vss
470J
R2043
9
OSDDATA
22
C2047
2.2K
SEPC
470J
10
OSDSCK
21
C2048
R2044
SYNCIN
2.2K
470J
11
SW1
20
Q2003
NJM2595M
CVCR
12
SW2
19
CVIN
13
SW3
18
Vdd2
14
SW4
17
C2049
CVOUT
15
RST
16
1/50
C2065
Q2008
100/6.3
2SA1162-GR
2SA1162-GR
Q2022
Q2002
NJM2595M
C2090
V4C
104Z
C2091
V4Y
10/16
V4
C2092
10/16
Q2001
NJM2595M
R2101
1K
R2103
1K
R2105
1K
C2110 103Z
C2103 104Z
Q2102
R2089
Q2012
MPC2933T
L2101
C2104 10/16
0
RN1443
I
O
G
R-S3
NCH-1477
220K
C2115
C2073
R2090
C2101
C2102
10/16
0
470/6.3
104Z
470/6.3
Q2013
R-S7
RN1443
R2092
470
R2107
R2093
Q2017
1K
82
RN1443
R2094
R-S5
120
Q2018
R2095
RN1443
120
C2078
470/6.3
R-S8
R2097
470
Q2020
RN1443
R2098
Q2025
82
RN1443
R-S4
Q2024
RN1443
Q2023
JL6802B
D
E
TO NADG-8366 (PART-9)
TO NADG-8366(PART-9)
P2005
R2057
C2061
0.47/50
C2072
C2071
47K
104Z
104Z
R2056
D2001
2.7K
C2060
270J
L2001
C2059
220J
C2058
R2055
223J
1
VSS
VDD
28
R2054
C2057
120
2
27
1/50
R2053
R2071
6.8K
100K
3
26
R2052
R2072
C2056
682J
100K
1.5K
4
25
R2073
2SC2712-GR
100K
5
24
R2074
100K
Q2005
6
23
C2055
L-S5
R-S5
C2054
122K
7
22
R2075
0.33/50
C2053
Q2006
L-S6
100K
R-S6
100/6.3
RN1443
8
21
C2052
R2076
104Z
100K
9
20
L-S7
10
19
C2051
R2077
470/6.3
100K
Q2007
C2050
11
18
R2078
470J
RN1443
100K
12
17
13
STB
DATA
16
14
GND
CL
15
Q2009
D2003
2SA1162-GR
1SS352
C2066
Q2010
RN2402
104Z
C2067
104Z
L2104
DVDD
Q2103
NCH-1471
MPC2918T
L2103
022K
I
O
G
NCH-1471
022K
C2128
120J
X2101
27MHZ
R2102
AIN7
41
P6 20
1K
C2105
42
AIN1
P7 19
R2104
104Z
43
AIN8
18
NC
1K
C2106
44
AIN2
NC
17
R2106
104Z
45
AIN9
16
NC
C2186
C2107 104Z
1K
46
AIN3
15
DVDDIO
C2111
104Z
47
AGND
DGND
14
104Z
C2121
48
CAPY1
13
C2113
NC
R2129
49
CAPY2
SFL 12
Q2101
104Z
C2112
102J
C2185
33
50
AVDD
NC
11
104Z
C2114
C2116
ADV7183A
51
REFOUT
DVDD 10
104Z
104Z
52
CML
9
DGND
C2117
53
AGND
P8 8
10/16
C2122
54
CAPC1
P9 7
C2120
55
CAPC2
P10 6
104Z
C2118
102J
56
AGND
P11 5
R2108
104Z
C2123
57
AIN10
DVDDIO 4
1K
C2108
104Z
58
AIN4
DGND 3
104Z
59
AIN11
HS 2
C2109
60
AIN5
VS 1
104Z
C2126
104Z
F
G
R2083
100K
R2082
100K
R-S3
R2086
R-S4
100K
R2085
100K
R2081
100K
R2080
100K
R-S7
R2079
R-S8
100K
R2084
100K
+5VVD
C2184
100/6.3
SCL
Q2109
VMUT
C2183
104Z
2SK3019
-5VVD
R2113
R2172
2.2K
8
NFB3
9
SDA
100K
-VCC2
C2176
R2171
Q2108
VIN3+
7
10
2SK3019
MUTE2
105K
100
R2192
6
-VCC1
11
R2110
VOUT3
82
R2170
2.2K
5
NFB2
12
100K
DRCTL
C2175
R2169
4
VIN2+
13
VOUT2
105K
100
R2191
3
MUTE1
14
GND
82
R2168
2
NFB1
15
100K
VOUT1
C2174
Q2105
R2167
RN1401
1
VIN1+
16
C2189
C2163
+VCC
105K
100
104Z
104Z
R2190
R2143
82
R2145
100
C2180
4.7K
100/6.3
C2162
1
VAA
COMP1 36
C2179 104Z
104Z
R212133
2
P0
DACA 35
R2122 33
3
P1
VAA
34
R2123 33
R2166
4
P2
33
DACB
R2124 33
8
NFB3
9
5
P3
32
100K
VAA
-VCC2
R212533
C2173
Q2104
R2165
6
P4
GND
31
R212633
7
VIN3+
10
7
P5
30
ADV7172
VAA
105K
100
R212733
MUTE2
8
P6
DACC 29
R212833
R2189
6
-VCC1
11
9
P7
DACD 28
82
VOUT3
10
CSO_HSO
27
R2164
C2188
VAA
5
NFB2
12
11
VAA
26
100K
GND
C2172
DRCTL
104Z
R2163
12
GND
25
VIN2+
4
13
100
DACE
105K
VOUT2
R2188
3
MUTE1
14
GND
82
R2161
R2162
R2133
2
NFB1
15
100
C2171
100K
VOUT1
100
105K
VIN1+
1
16
100
R2132
+VCC
L2105
NCH-1471
C2164
022K
10/16
TX-SR55
H
R2178
75
R2177
C2182
75
104Z
R2176
75
C2181
100/6.3
R2175
0
R2180
R2174
C2178
75
104Z
R2179
R2173
75
C2177
100/6.3

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