Onkyo TX-NR838 Service Manual page 32
Black and silver models
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Also See for TX-NR838:
- Manual (269 pages) ,
- Basic manual (26 pages) ,
- Specifications (2 pages)
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A
B
SCHEMATIC DIAGRAMS-06
AMP(CLASS-A) SECTION
1
2
MODEL NO. TX-NR636/737/838,DTR-30.6/40.6/50.6,
3
HT-RC660(PART-20)
Schematic Diagram AMP Section
BAAMP-1367
U0020
U0030
Q5510
4
to P5000B,C,D
Q5500
INA6006AP1-T111-1W
INA6006AP1-T111-1W
Q5520
Q5530
INC6006AP1-T111-1W
INC6006AP1-T111-1W
5
6
7
8
TX-NR737/838/ DTR-40.6/50.6
C
D
MODEL NO.TX-NR737/838/DTR-40.6/50.6 SCHEMATIC DIAGRAM(PART-6) AMP SECTION
BACLA-1579
U0030
CLASS-A
L
C5010
R5000
R5020
R5030
2.2k
56k
330
47u
1/4W
50V
R5040
1.8k
R5050
8.2k
Q5050
2SC2713-BL
SL
Q5063
INA6006AP1
C5013
R5003
R5023
R5033
2.2k
330
33k
47u
50V
1/4W
R5043
1k
R5053
8.2k
Q5053
2SC2713-BL
Q5073
INC6006AP1
SBL
Q5065
INA6006AP1
C5015
R5005
R5025
R5035
2.2k
330
33k
47u
1/4W
50V
R5045
1k
R5055
8.2k
Q5055
2SC2713-BL
Q5075
INC6006AP1
4
3
2
1
P6007A
NTM-1P233(M1969)
E
F
G
R5180
10
1/4W
U0020
Q5250
Q5430
TTA004B_Q(S
INC6006AP1
NFL
to P5000A
R5420
GNDIN_L
10
L5400
IN_L
1/4W
+B1L
R5480
-B1L
10
+BL
+BL2
-BL2
TRIML
R5490
10
L5410
Q5440
Q5260
INA6006AP1
TTC004B_Q(S
R5190
10 1/4W
R5183
10
1/4W
Q5253
Q5433
TTA004B_Q(S
INC6006AP1
NFSL
R5423
GNDIN_SL
L5403
10
IN_SL
1/4W
+B1SL
R5483
-B1SL
10
+BSL
+BSL2
-BSL2
TRIMSL
R5493
10
L5413
Q5443
Q5263
INA6006AP1
TTC004B_Q(S
R5193
1/4W
10
R5185
10
1/4W
Q5255
Q5435
TTA004B_Q(S
INC6006AP1
NFSBL
R5425
GNDIN_SBL
L5405
IN_SBL
10
1/4W
+B1SBL
R5485
-B1SBL
-B1SBL
10
+BSBL
+BSBL2
-BSBL2
TRIMSBL
R5495
10
L5415
Q5445
INA6006AP1
Q5265
TTC004B_Q(S
4
R5195
P6008A
10 1/4W
NTM-1P233(M1969)
H
I
C
C5012
R5002
R5022
R5032
2.2k
330
56k
47u
1/4W
50V
R5042
1.8k
R5052
8.2k
Q5052
2SC2713-BL
R
C5011
R5001
R5021
R5031
2.2k
330
56k
47u
50V
1/4W
R5041
1.8k
R5051
8.2k
Q5051
2SC2713-BL
SR
Q5064
INA6006AP1
Q5004
Q5014
C5014
R5004
R5024
R5034
2.2k
330
47u
33k
50V
1/4W
R5044
1k
R5054
8.2k
Q5054
2SC2713-BL
Q5074
INC6006AP1
SBR
INA6006AP1
Q5066
INA6006AP1
Q5046
Q5006
Q5016
C5016
R5006
R5026
R5036
2.2k
330
33k
47u
1/4W
50V
R5046
1k
R5056
8.2k
Q5056
2SC2713-BL
Q5076
INC6006AP1
3
2
1
TX-NR737/838/ DTR-40.6/50.6
J
K
R5182
10
1/4W
U0020
Q5252
Q5432
TTA004B_Q(S
to P5000A
INC6006AP1
NFC
R5422
GNDIN_C
L5402
IN_C
10
1/4W
+B1C
R5482
-B1C
10
+BC
+BC2
-BC2
TRIMC
R5492
10
L5412
Q5442
Q5262
INA6006AP1
TTC004B_Q(S
R5192
10 1/4W
R5181
10
1/4W
U0020
Q5251
Q5431
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
R5184
10
1/4W
Q5254
Q5434
TTA004B_Q(S
INC6006AP1
NFSR
R5424
GNDIN_SR
10
L5404
IN_SR
1/4W
+B1SR
R5484
-B1SR
10
+BSR
+BSR2
-BSR2
TRIMSR
R5494
10
L5414
Q5444
INA6006AP1
Q5264
TTC004B_Q(S
R5194
10
1/4W
R5186
10
1/4W
Q5256
Q5436
TTA004B_Q(S
INC6006AP1
NFSBR
R5426
GNDIN_SBR
L5406
IN_SBR
10
1/4W
+B1SBR
R5486
-B1SBR
10
+BSBR
+BSBR2
-BSBR2
TRIMSBR
R5496
10
L5416
Q5446
INA6006AP1
Q5266
TTC004B_Q(S
R5196
10 1/4W
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