Onkyo TX-8020B - Schematic Diagrams - Part 3 (Class-A Amplifier); Class-A Amplifier Circuit Diagram; Quiescent Current Adjustment; Class-A Amplifier Component List

TX-8020
SCHEMATIC DIAGRAMS-03(PART-3)
AMP(CLASS-A) SECTION
TITLE
APPROVCHECKDESIGN SHEET
DRAWING No.
NFL
-BL2
TRIML
+B1L
-B1L
-BR2
NFR
+B1R
-B1R
+BR
TRIMR
-BC2
NFC
+BC
TRIMC
-B1C
+B1C
-BSBR2
NFSBR
TRIMSBR
+B1SBR
-B1SBR
-BSBL2
NFSBL
TRIMSBL
+B1SBL
-B1SBL
-BSR2
NFSR
TRIMSR
+B1SR
-B1SR
-BSL2
NFSL
+BSL
TRIMSL
+B1SL
-B1SL
+BL2
IN_FL
GNDIN_FL
+BR2
IN_FR
GNDIN_FR
+BC2
IN_C
GNDIN_C
+BSL2
IN_SL
GNDIN_SL
+BSR2
IN_SR
GNDIN_SR
+BSBL2
IN_SBL
GNDIN_SBL
+BSBR2
IN_SBR
GNDIN_SBR
+BSR
+BSBR
+BSBL
+BL
*R5135
@value
*R5206 @value
*R5205
@value
*R5134
@value
*R5136
@value
*R5204
@value
13/06/07
Q6042
2SA1930(ONK_Q)
C
1
B2
E
3
Q6044
2SA1930(ONK_Q)C
1
B2
E
3
Q6043
KTB1369-Y
C
1
B2
E
3
*Q6046
@Ratin
C
1
B2
E
3
Q6041
2SA1930(ONK_Q)
C
1
B2
E
3
*Q6045
@Ratin
C
1
B2
E
3
Q6040
KTB1369-YC
1
B2
E
3
Q6033
KTD2061-Y
C
1
B2
E
3
Q6030
KTD2061-Y
C
1
B2
E
3
*Q6035
@Ratin
C
1
B2
E
3
Q6032
2SC5171(ONK_Q)
C
1
B2
E
3
Q6034
2SC5171(ONK_Q)
C
1
B2
E
3
*Q6036
@Ratin
C
1
B2
E
3
Q6031
2SC5171(ONK_Q)
C
1
B2
E
3
*Q6016
@Ratin
C
1
B2
E
3
*Q6015
@Ratin
C
1
B2
E
3
Q6012
2SC2412K-R
C
1
B2
E
3
Q6011
2SC2412K-R
C
1
B2
E
3
Q6010
2SC2412K-R
C
1
B2
E
3
Q6013
2SC2412K-R
C
1
B2
E
3
Q6014
2SC2412K-R
C
1
B2
E
3
*Q5016
@Ratin
C
1
B 2
E
3
*Q5006
@Ratin
C
1
B2
E
3
Q5003
2SC2713-BL
C
1
B2
E
3
Q5000
2SC2713-BL
C
1
B2
E
3
Q5004
2SC3324-BL
C
1
B2
E
3
Q5014
2SC3324-BL
C
1
B 2
E
3
Q5013
2SC2713-BL
C
1
B 2
E
3
Q5054
2SC2412K-R
C
1
B2
E
3
Q5053
2SC2412K-R
C
1
B2
E
3
*Q5055
@Ratin
C
1
B2
E
3
Q5051
2SC2412K-R
C
1
B2
E
3
Q5050
2SC2412K-R
C
1
B2
E
3
Q5010
2SC2713-BL
C
1
B 2
E
3
*Q5015
@Ratin
C
1
B 2
E
3
*Q5005
@Ratin
C
1
B2
E
3
Q5001
2SC3324-BL
C
1
B2
E
3
*Q5056
@Ratin
C
1
B2
E
3
Q5002
2SC3324-BL
C
1
B2
E
3
Q5052
2SC2412K-R
C
1
B2
E
3
Q5011
2SC3324-BL
C
1
B 2
E
3
Q5012
2SC3324-BL
C
1
B 2
E
3
Q5462
2SA1037AK-R
C
1
B2
E
3
Q5464
2SA1037AK-R
C
1
B2
E
3
Q5463
2SA1037AK-R
C
1
B2
E
3
*Q5465
@Ratin
C
1
B2
E
3
*Q5466
@Ratin
C
1
B2
E
3
Q5461
2SA1037AK-R
C
1
B2
E
3
Q5460
2SA1037AK-R
C
1
B2
E
3
Q5033
INA6006AP1-T111-1W
C
1
B2
E
3
*Q5035
@Ratin
C
1
B2
E
3
*Q5036
@Ratin
C
1
B2
E
3
Q5034
INA6006AP1-T111-1W
C
1
B2
E
3
*Q5046
@Ratin
C
1
B2
E
3
Q5044
INC6006AP1-T111-1W
C
1
B2
E
3
Q5043
INC6006AP1-T111-1W
C
1
B2
E
3
*Q5045
@Ratin
C
1
B2
E
3
D5001 DZ2J056M0L
D5004
DZ2J056M0L
*D5006 @Ratin
*D5005
@Ratin D5003
DZ2J056M0L
D5000 DZ2J056M0L
D5002
DZ2J056M0L
P6001
NSCT-9P2189
1
2 3 4
5 6 7
8
9
P6004
NSCT-9P2189
1
2
3 4 5 6 7 8 9
P6006
NSCT-9P2189
1 2 3 4 5 6 7
8
9
*P6005
NSCT-9P2189
1
2 3 4 5 6 7 8 9
P6003
NSCT-9P2189
1 2 3 4 5 6 7 8 9
P6000
NSCT-9P2189
1
2 3
4 5 6
7 8 9
P6002
NSCT-9P2189
1 2 3 4 5
6
7
8
9
P5507B
NTM-1P233(M1969)
1 2 3 4
P5509B
NTM-1P233(M1969)
1 2 3 4
C5080
040C
C5081
040C
*C5085 @value
C5082
040C
C5084
040C
C5083
040C
*C5086
@value
101J
C5091
101J
C5094
101J
C5092
@value *C5096
101J
C5093
101J
C5090
@value
*C5095
C5104
22u
100V
C5110
22u 100V
*C5106
@value
100V
*C5115
@value100V
*C5116
@value100V
*C5105 @value
100V
C5100
22u
100V
C5103
22u 100V
C5113
22u
100V
C5114
22u
100V
C5112
22u
100V
C5102
22u 100V
C5101
22u
100V
C5111
22u
100V
C5041
220u 25V
*C5045
@value25V
*C5046
@value
25V
C5042220u
25V
C5043
220u 25V
C5040
220u
25V
C5044
220u 25V
C5021 10uF 50V
C5024
10uF
50V*C5025@value
50V
C5023
10u
50V
C5022
10uF
50V
C5020
10u
50V
*C5026
@value50V
*C5016
@value50V
C5052
47uF
50V
C5011
47uF 50V
C6041
47uF
50V
*C6045
@value50V
C5012
47uF 50V
C5010
47u 50V
C5051
47uF 50V
C5053
47u
50V
C6040
47u 50V
*C5055
@value 50V
C5050
47u
50V
C6042
47uF
50V
C5054
47uF 50V
C6044
47uF
50V
*C5015
@value50V
*C6046
@value50V
C5013
47u 50V
*C5056
@value
50V
C6043
47u
50V
C5014
47uF50V
*R6026
@value
R6024
2.2
R6023
2.2
*R6025
@value
R6022
2.2
R6021
2.2
R6020
2.2
R5184
10
R5190 10
R5180
10
R5183
10
R5191 10
*R5196@value
R5193 10
R5182
10
R5181
10
R5192 10
*R5185
@value
*R5195@value
R5194 10
*R5186
@value
*R5172
@value
*R5171
@value
*R5161
@value
R5160
120
R5170
120
*R5162
@value
*R5175 @value
*R5176
@value
R5163
@value
R5173
120
*R5174
@value
*R5164
@value
*R5166
@value
*R5165
@value
R6070
100
R6073
100
R6074
120
R6071
100
R6072
100
*R6076
@value
*R6075
@value
*R5131
@value
*R5201
@value
*R5132
@value
*R5202 @value
R5032
56k
*R5035
@value
R5034
56k
R5031
56k
R5033
56k
*R5036
@value
R5030
56k
R5102
100k
R5103
100k
*R5105
@value
R5104
100k*R5106 @value
R5101
100k
R5100
100k
R5052
5.6k
*R5056
@value
R5051
5.6k
*R5055 @value
R5050
5.6k
R5054
5.6k
R5053
5.6k
R5113
1.5k
R5082
1.5k
*R5086
@value
*R5116
@value
R5112
1.5k
R5083
1.5k
R5110
1.5k
*R5115
@value
*R5085
@value
R5111
1.5k
R5081
1.5k
R5114
1.5k
R5080
1.5k
R5084
1.5k
R5294
10k
R5003
2.2k
*R5076
@value
*R5075
@value
R5074
1.5k
R5073
1.5k
R5070
1.5k
R5072
1.5k
R5293
10k
R5393
120
R5391
120
*R5006
@value
R5392
120
R5292
10k
*R5005
@value
R5002
2.2k
R5000
2.2k
R5290
10k
R5001
2.2k
*R5296
@value
R5004
2.2k
*R5395
@value
R5390
120
*R5295
@value
R5394
120
R5291
10k
*R5396 @value
R5071
1.5k
R5064
1.8k
R5062
1.8k
R5063
1.8k
R5061
1.8k
*R5066
@value
R5060
1.8k
*R5065
@value
*R5045
@value
*R5046
@value
R5044
1.8k
R5040
1.8k
R5042
1.8k
R5041
1.8k
R5043
1.8k
R5313
33
R5311
150
R5301
150
R5314
150
*R5306
@value
*R5316
@value
R5303
33
R5302
150
*R5305
@value
R5312
150
*R5315
@value
R5304
150
R5310
33
R5300
33
R5022
330
*R5025
@value
R5023
330
*R5026
@value
R5021
330
R5020
330
R5024
330
R6050
3.3k
R6053
3.3k
R6051
3.3k
R6052
3.3k
R6054
3.3k
*R6056
@value
*R6055
@value
R5013
56k
*R5016
@value
R5014
56k
R5010
56k
*R5015
@value
R5011
56k
R5012
56k
R5092
100k
*R5096
@value
*R5095
@value
R5093
100k
R5091
100k
R5094
100k
R5090 100k
R6042
1k
R6043
1K
*R6045
@value
R6044
1k
R6040
1K
R6041
1k
*R6046
@value
C5004
221J
*C5005
@value
*C5006
@value
C5000
221J
C5003
221J
C5001
221J
C5002
221J
Q5030
INA6006AP1-T111-1W
C
1
B2
E
3
Q5040
INC6006AP1-T111-1W
C
1
B2
E
3
Q5031
INA6006AP1-T111-1W
C
1
B2
E
3
Q5041
INC6006AP1-T111-1W
C
1
B2
E
3
Q5032
INA6006AP1-T111-1W
C
1
B2
E
3
Q5042
INC6006AP1-T111-1W
C
1
B2
E
3
R5130
22k
R5200
22k
R5203
22k
R5133
22k
CLASS A
T.Ito
AMP SECTION
RC-202985
TX-8020
SBL
SBR
SL
SR
FL
FR
C
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W) (1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)(1/4W)(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
(1/4W)
Size 3216(1/4W)
Size 3216(1/4W)
Size 3216(1/4W)
Size 3216(1/4W)
Size 3216(1/4W)
Size 3216(1/4W)Size 3216(1/4W)
(1/4W)
BACLA-1318-2
TX-NR525(-1B)
R5160-5166
R5170-5176
R5200-5206
R5130-5136
HT-R592(-1A)
220 150
39K 33K
K.Ikeda
S.Murayama
2013.04.09 2013.04.09
To BAAF-1472(Part-2)
To BAAF-1310(Part-5)
Model No. TX-8020 SCHEMATIC DIAGRAM (PART-3)
HT-RC550
2013.04.09
FR
R530*,R531*:150 33
R516*,R517*:220 120
R520*,R513*:39k 22k
TX-8020
3 14
To BAAF-1472(Part-2)
To BAAF-1472(Part-2)
IDLING
ADJUST
IDLING
ADJUST
U0020 AMP(CLASS A) PC BOARD
A
1
2
3
4
5
B C D E F G H