Onkyo TX-NR545 Service Manual page 41

1
AMP section (Voltage amp.)
MODEL NO. TX-NR545/646/747, DTR-20.7/30.7/40.7 SCHEMATIC DIAGRAM(PART-5)
BACLA-1746 TX-NR545/646/747
D
BACLA-1753 DTR-20.7/30.7/40.7
CLASS A
C
B
A
1
P5509B
(CLA-L)
1
2
R5181
10
1/4W
FR
R6201
Q5031
INA6006AP1-T111
0
C5011
47u 50V
R5001 R5021 R5031
0 330 56k
1/4W
R5041
1.8k
Q5051
INC5001AP1-T111
Q5041
INC6006AP1-T111
R5191
10 1/4W
R5182
10
1/4W
C
R6202
Q5032
INA6006AP1-T111
0
C5012
47u 50V
R5002 R5022 R5032
0 330 56k
1/4W
R5042
1.8k
Q5052
INC5001AP1-T111
Q5042
INC6006AP1-T111
R5192
10 1/4W
R5180
10
1/4W
FL
R6200
Q5030
INA6006AP1-T111
0
C5010
47u 50V
R5000 R5020 R5030
0 330 56k
1/4W
R5040
1.8k
Q5050
INC5001AP1-T111
Q5040
INC6006AP1-T111
R5190
10 1/4W
2
2
3 4
R6021
2.2
1/4W
IN_FL
GNDIN_FL
NFL
+B1L
-B1L
+BL
+BL2
-BL2
TRIML
50V
103J
C6001
R6022
2.2
1/4W
IN_FR
GNDIN_FR
NFR
+B1R
-B1R
+BR
+BR2
-BR2
TRIMR
50V
103J
C6002
R6020
2.2
1/4W
IN_C
GNDIN_C
NFC
+B1C
-B1C
+BC
+BC2
-BC2
TRIMC
50V
103J
C6000
3 4
5 6
Schematic Diagram
AMP SECTION
5 6
D
C
B
A