Onkyo HT-RC660(B) Service Manual page 31

A B
SCHEMATIC DIAGRAMS-06
AMP(CLASS-A) SECTION
1
2
MODEL NO. TX-NR636/737/838,DTR-30.6/40.6/50.6,
HT-RC660(PART-20)
Schematic Diagram AMP Section
BAAMP-1367
U0020
3
U0030
to P5000B,C,D Q5510
Q5500
INA6006AP1-T111-1W INA6006AP1-T111-1W
Q5520 Q5530
INC6006AP1-T111-1W INC6006AP1-T111-1W
4
5
6
7
8
TX-NR636/DTR-30.6/HT-RC660
C D
MODEL NO.TX-NR636/DTR-30.6/HT-RC660 SCHEMATIC DIAGRAM(PART-6) AMP SECTION
BACLA-1575
U0030
CLASS A
R
C5011
R5031
R5001 -0.1V R5021
0
47u 330 -0.1V 56k
50V 1/4W
R5041
1.8k R5051
8.2k
Q5051
2SC2713-BL
C
C5012
R5002 -0.1V R5022 R5032
-0.1V
0 47u 330 56k
50V
1/4W
R5042
1.8k R5052
8.2k
Q5052
2SC2713-BL
L
Q5010
C5010
R5000 -0.1V R5020 R5030
0 -0.1V
47u 330 56k
50V
1/4W
R5040
1.8k R5050
8.2k
Q5050
2SC2713-BL
1 2 3 4
P5509B
NTM-1P233(M1969)
E F G
R5181
10
1/4W
U0020
Q5431 Q5251
to P5000A TTA004B_Q(S
INC6006AP1
NFR
R5421
GNDIN_R
10 L5401 IN_R
1/4W
+B1R
R5481
-B1R
10
+BR
+BR2
-BR2
TRIMR
R5491
10
L5411
Q5441
Q5261
INA6006AP1
TTC004B_Q(S
R5191
10 1/4W
R5182
10
1/4W
U0020
Q5252
Q5432
TTA004B_Q(S
to P5000A INC6006AP1 NFC
R5422
GNDIN_C
L5402
10 IN_C
1/4W +B1C
R5482
-B1C
10
+BC
+BC2
-BC2
TRIMC
R5492
10
L5412
Q5442
Q5262
INA6006AP1
TTC004B_Q(S
R5192
10 1/4W
R5180
10
1/4W
U0020
Q5250
Q5430
TTA004B_Q(S
to P5000A
INC6006AP1 NFL
R5420
GNDIN_L
L5400
10 IN_L
1/4W +B1L
R5480
-B1L
10 +BL
+BL2
-BL2
TRIML
R5490
10
L5410
Q5440
IMA6006AP1 Q5260
TTC004B_Q(S
R5190
10 1/4W
1 2 3 4
P5507B
NTM-1P233(M1969)
H I
R5183
10
1/4W
SL
Q5033
INA6006AP1-T111-1W
C5013
R5003 R5023 R5033
0 47u 330 56k
50V 1/4W
R5043 R5293
10k
1.8k R5053
8.2k
Q5053
2SC2713-BL
Q5043
INC6006AP1-T111-1W
R5193
10 1/4W
R5184
10
1/4W
SR
Q5034
INA6006AP1-T111-1W
C5014
R5004 R5024 R5034
0 47u 330 56k
50V 1/4W
R5044 R5294
1.8k 10k
Q5054
2SC2713-BL
Q5044
INC6006AP1-T111-1W
R5194
10 1/4W
R5185
10
SBL
1/4W
Q5035
INA6006AP1-T111-1W
C5015
R5005 R5025 R5035
0 47u 330 56k
1/4W
50V
R5045
R5295
1.8k R5055 10k
8.2k
Q5055
2SC2713-BL
Q5045
INC6006AP1-T111-1W
R5195
10 1/4W
R5186
10
SBR
1/4W
Q5036
INA6006AP1-T111-1W
C5016
R5006 R5026 R5036
0 47u 330 56k
50V
1/4W
R5046 R5296
1.8k R5056 10k
8.2k
Q5056
2SC2713-BL
Q5046
INC6006AP1-T111-1W
R5196
10 1/4W
TX-NR636/DTR-30.6/HT-RC660
J K
R6023
2.2
1/4W
NFSL
GNDIN_SL
IN_SL
+B1SL
-B1SL
+BSL
+BSL2
-BSL2
TRIMSL
R6024
2.2
1/4W
NFSR
GNDIN_SR
IN_SR
+B1SR
-B1SR
+BSR
+BSR2
-BSR2
TRIMSR
R6025
2.2
1/4W
NFSBL
GNDIN SBL
IN_SBL
+B1SBL
-B1SBL
+BSBL
+BSBL2
-BSBL2
TRIMSBL
R6026
2.2
1/4W
NFSBR
GNDIN_SBR
IN_SBR
+B1SBR
-B1SBR
+BSBR
+BSBR2
-BSBR2
TRIMSBR