Onkyo TX-SR444, Service Manual

Page: 42 / 108

Schematic Diagram
5 4 3 2 1 6
D
C
A
B
D
C
A
B
5 4 3 2 1 6
AMP section (Voltage amp.)
NFL
-BR2
NFR
-B1R
NFC
-B1C
+BL2
IN_FL
IN_FR
IN_C
+B1C
-BC2
+BC2
+B1R
+BR2
-BL2
-B1L
+B1L
+BL
+BR
+BC
TRIMR
TRIMC
TRIML
GNDIN_FL
GNDIN_FR
GNDIN_C
C
6001
103J
50V
C
6002
103J
50V
C
6000
103J
50V
040C
C
5082
040C
C
5081
040C
C
5080
C
5002
471J
C
5000
471J
C
5091
101J 100V
C
5090
101J 100V
C
5001
471J
C
5092
101J 100V
C
5112
22u
100V
C
5101
22u
100V
C
5052
47u
50V
C
5021
10u
50V
C
5042
220u
25V
C
5040
220u
25V
C
5100
22u
100V
C5010
47u 50V
C
6041
47u
50V
C
5041
220u
25V
C5011
47u 50V
C
5111
22u
100V
C
6042
47u
50V
C
5102
22u
100V
C
5020
10u
50V
C
5050
47u
50V
C5012
47u
50V
C
5051
47u
50V
C
5022
10u
50V
C
5110
22u
100V
C
6040
47u
50V
P
6002A
N
S
C
T
-9P
2189
1
2
3
4
5
6
7
8
9
P
6000A
N
S
C
T
-9P
2189
1
2
3
4
5
6
7
8
9
P
6001A
N
S
C
T
-9P
2189
1
2
3
4
5
6
7
8
9
D
5002
D
Z
2J
056M
0L
D
5001
D
Z
2J
056M
0L
D
5000
D
Z
2J
056M
0L
P5509B
(CLA-L)
1 2
R5000
0
R5002
0
R
6051 0
R
6050
0
R5001
0
R
6052
0
R
5292
NM
R
5092
100k
R
5171 150
1/
4W
R
5080
1.
5k
R
5090
100k
R5020
330
R
5120 33k
1/
4W
R
5052
5.
6k
R
5290
NM
R
6032
1.
5k
R5192
10 1/4W
R6020
2.2
1/4W
R6021
2.2
1/4W
R5030
56k
1/4W
R
5121 33k
1/
4W
R
5291
NM
R
5100
100k
R5180
10
1/4W
R
6060
1.
5k
R
5071
1.
5k
R
5172
150
1/
4W
R
5390
1.
5k
R
5300
150
R5041
1.8k
R
5160 150
1/
4W
R
5170 150
1/
4W
R
5122
33k
1/
4W
R
6071
100
1/
4W
R
6030
1.
5k
R
5310
150
R
5062
1.
8k
R
6061
1.
5k
R
5161 150
1/
4W
R
5301 150
R
5012 56k
R
5392
1.
5k
R
6062
1.
5k
R
5091
100k
R
5391
1.
8k
R
5131
33k
1/
4W
R
5101
100k
R
5051
5.
6k
R5031
56k
1/4W
R
5010
56k
R
5112
1.
5k
R
5302
150
R5182
10
1/4W
R
5072
1.
5k
R
5070 1.
5k
R5181
10
1/4W
R
5081
1.
5k
R
5061
1.
8k
R
5060
1.
8k
R5042
1.8k
R6022
2.2
1/4W
R
5312
150
R5021
330
R5191
10 1/4W
R
5011 56k
R
5111 1.
5k
R5022
330
R
6031
1.
5k
R
5082
1.
5k
R5190
10 1/4W
R
5162 150
1/
4W
R
5110
1.
5k
R5040
1.8k
R
6070
100
1/
4W
R
5130 33k
1/
4W
R
5102
100k
R
5311 150
R
5050
5.
6k
R
6072
100
1/
4W
R5032
56k
1/4W
R
5132
33k
1/
4W
R
6040
NM
R
6042
NM
R
6041
NM
Q5051
2SC2412K-R
Q
6030
T
T
C
004B
_Q
(S
Q5040
INC6006AP1-T111
Q
6032
T
T
C
004B
_Q
(S
Q
6010
2S
C
2713-
B
L
Q
5011
2S
C
2713-
B
L
Q5052
2SC2412K-R
Q
5012
2S
C
2713-
B
L
Q
5010
2S
C
2713-
B
L
Q5042
INC6006AP1-T111
Q5050
2SC2412K-R
Q
6011
2S
C
2713-
B
L
Q
5001
2S
C
2713-
B
L
Q
5000
2S
C
2713-
B
L
Q5041
INC6006AP1-T111
Q
6012
2S
C
2713-
B
L
Q
5002
2S
C
2713-
B
L
Q
6031
T
T
C
004B
_Q
(S
Q
6040
T
T
A
004B
_Q
(S
Q
6020
2S
A
1163-
B
L(
T
E
85L_F
)
Q5030
INA6006AP1-T111
Q5032
INA6006AP1-T111
Q5031
INA6006AP1-T111
Q
6041
T
T
A
004B
_Q
(S
Q
6021
2S
A
1163-
B
L(
T
E
85L_F
)
Q
6022
2S
A
1163-
B
L(
T
E
85L_F
)
Q
6042
T
T
A
004B
_Q
(S
CLASS A
FR
C
FL
S
iz
e 3216(
1/
4W
)
S
iz
e 3216(
1/
4W
)
S
iz
e 3216(
1/
4W
)
BACLA-1734
T
o
BAAF
-1
7
1
2
(Pa
rt
-4
)
MODEL NO. TX-SR343/444,HT-R494 SCHEMATIC DIAGRAM(PART-5)
ID
L
IN
G A
D
J
.
ID
L
IN
G A
D
J
.
ID
L
IN
G A
D
J
.
AMP SECTION
T
o
BAAF
-1
7
1
2
(Pa
rt
-4
)
T
o
BAAF
-1
7
1
2
(Pa
rt
-4
)