Onkyo TX-8050S - Page 22

TX-8050
PRINTED CIRCUIT BOARD VIEW-5
U002
AMPLIFIER BOARD
BAAF-0704
A side view from B side
A
1
2
3
4
5
BCDEFGH
DIP
S&O AXI/RAD
QPWBCAF 0704C1
A-side
B
J5545
12
J5568
10
J5572
17
J5573
10
J557712
J5593
7
J5629
7
J5632
12
J5634 7
J5641
J5642
J5643
J5658
30
J5659
30
J5663
J5665
J5666
J5667
30
J5673
30 J5675
27
J5688
20
J5614
7
J5619 7
J5583
10
J5621
10
J5635
J5501
15
J5546
10
J5547
17
J5569
10
J5570
7
J557910
J5591
7
J5599
7
J5607
12
J5646
J5647
J5648
J5661
15
J5662
15
J5664
30
J5670
J5671
J5672
J5674
25
J5505
J5508
25
J5528
7
J55307
J5531
15
J5532
J5540
17
J5550
7
J5551
30
J5562
10
J5563
J5564
10
J5567
12
J5571
20
J5576
30
J557812
J5585
15
J5587
17
J5592
15
J5594
7
J5595
10
J5598
7
J5600
10
J5602
12
J5609
20
J5615
10
J5618
7
J5624 7
J5628
15
J5630
10
J5631
J5640
25
J5650
12 J5653
17
J5654
7
J5656
7
J5657
30
J5677
17
J5678
J5679
20
J5680 7
J5686
12
J5687 27
J5692
7
J5693
7
J5617
10
J5565
J5574
J5584
15
J5605
J5608
10
J561110
J5691
7
J5690
7
J5616 15
J5575
30
J5504
25
J5506
15
J5645
J5669
J5644
J5668
J5586
15
J5610
10
J5623
7
J5582
10
J5511
12
J5510
12
J5517
22
J5516
22
J5509
25
J5541
17
J5507
25
J5539
17
J5513
20
J5515
12
J5512
20
J5514
17
J5622
J5526
10
J5589
10
J5537
7
J5552
20
J5612 25
J5538
7
J5553
20
J5613 17
J5639
15
J5626
J5633
J5627
J5660
17
J5502
25
J5523
12
J5525
20
J5521
J5637
10
J5638
12
J5649 15
J5652
17
J5557
22
J5597
10
J5556
22
J5596
10
J5542
10
J5518
27
J5534
7
J5543
15
J5548
20
J5519
27
J5535
10
J5544
15
J5549
22
J5529
7
J5558
17
J5566
12
J5527
7
J5559
17
J5590
12
J5676
22
J5520
J5636
J5554
20
J5555
20
J5601
20
J5533
25
J5536
15
J5681
12
J5682
17
J5689
20
J5522
15
J5524
10
J5651
10
J5683
15
J5684 22
J5581
10
J5604
15
J5560
15
J5561
15
J5580
10
J5606
20
C4001
C4002
C4003
C4004
C4005 C4006 C4007 C4008
C4009
C4010
C4011
C4012
C4016
C4017
C4018
C4021
C4022
C4023
C4024
C4025
C4026
C4027
C4028
C4031
C4032
C4033
C4034
C4035
C4036
C4037
C4038
C4045
C4046
C4051
C4052
C4101
C4102
C4103
C4301
C4302
C4303
C4304
C4305C4306
C4307
C4308
C4309
C4310
C4311
C4312
C4313
C4314
C4315
C4316
C4319
C4320
C4401 C4402
C4403 C4404
C4405
C4406
C4407
C4408
C4409
C4410
C5001
C5002
C5003
C5004
C5005
C5006
C5007
C5008
C5009
C5010
C5011
C5012
C5013 C5014
C5015
C5016
C5017
C5018
C5019
C5020
C5021
C5022
C5023 C5024
C5025
C5026
C5102
C5103
C5201
C5202
C5301
C5302
C5305
C5306
C5307
C5308
C5309
C5310
C911
C912
C913
C914
C915
C916
C917 C918
C919
C920
C921
C922
C931
C932
C955
C956
C957
C958 C959
D4001
D4002
D4003
D5001
D5002
D5301
D5302
D921
AC
-
AC
+
D923
D925
D926
E903
F905
F951A
F951B
F952A
F952B
J5001
J5002
J921
J922
J923
J925
10
J926
10
J927
12
J928
J929
J929A
J930
J930A
J931
J931A
J931B
JL402A
JL403A
JL407A
JL408A
JL409A
JL502B
JL503A
JL503B
JL906A
JL907B
JL953B
JL954B
L5001
L5002
P4001
P4002
P4003
P4004
P4401A
P4404A
P4405A
P4406A
P5001
P5002
P5301 P5302
P915
P915A
P916B
P917
P917A
P971B
P972B
Q4402
Q5001
Q5002
Q5003
Q5004
Q5005
Q5006
Q5007
Q5008
Q5009
Q5010
Q5011
Q5012
Q5013
Q5014
Q5015
Q5016
Q5017 Q5018
Q5019
BCE
Q5020
BCE
Q5021
BCE
Q5022
BCE
Q5023
Q5024
Q911
Q911D
Q912
Q952
Q953
R4051
R4052
R4053
R4054
R4319
R4320
R4411
R4412
R4415
R5003
R5004
R5007
R5008
R5013
R5014
R5015
R5016
R5017
R5018
R5019
R5020
R5021
R5022
R5023
R5024
R5025
R5026
R5027
R5028
R5029
R5030
R5033 R5034
R5035
R5036
R5037 R5038
R5043
R5044
R5047
R5048
R5049
R5050
R5051
R5052
R5053
R5054
R5063
R5064
R5065
R5066
R5067
R5068
R5101
R5181
R5182
R5191
R5192
R5301
R5501
R5502
R5505
R5506
R911
R912
R913
R914
R921
R922
R956
RL501 RL502
RL911
RL912
RL913
COM
NC NO
RL914
COM
NC NO
DGND
DGND
DGND +BDG
+BDG
P4404A-->3P
RED
BLU
BLK
RED
BLU
YEL
GRN
~TU_RST
TU_SDA
TU_SCL
~TU_EN
NC
TU_GND
TU R
+5V
TU L
ID ADJ
DACGND
DACGND
ID ADJ
+B1
DACGND
DACGND
DACFL
+B1
~TU_EN
DACFR
TU_SCL
TU_SDA
~TU_RST
VOL_DATA
VOL_CLK
SP_B
SP_A
HPDET
VPROTECT
IPROTECT
APOWER
SEC1H
VOLH
AMUT
DACGND
Z2NET_L
Z2NET_R
DACGND
LTA D
RTAD
-15V
+15V
GND
+15V
-15V
BR_L
BR_R
AGND
Z2OUT_R Z2OUT_L
GNDZ2
GND
+15V
-15V
+BDG +BDG
DGND DGND
GND
DGND
+BDG
-15V
+15V
Z2OUT_L
GNDZ2
Z2OUT_R
GND_PO
GND_PO
PREOUT_L
PREOUT_R
Remove
Remove
after
after
dipping
dipping
E501
E502
MPOWER
+BDG
DGND
~POFF +BSUB
R R L L
UPORT Z2OUT
LchSIG
RchSIG
AGND
VOL_CLK
VOL_CLK
VOL_CLK
VOL_DATA
VOL_DATA
VOL_DATA
+B1 +B1
+B1
+B1+B1
-B1
-B1
-B1
AGND
AGND
+15V
-15V
-15V
-15V
+15V
+15V
-15V
AMUT
-15V
-15V
-15V +15V
+15V
-15V
AGND
SPR
SPR
SPRSPL
SPL
SPLSPL
SPL
SPR
A056
A056
A056
F951
F952
BCAF-0704
25140704B
+BDG
DGND
DGND
~POFF
MPOWER
+BSUB
5.6V
2
10A 125V
10A 125V
QPWBCAF0704C1
5A 125V
E901
JL502A
P5501
BCETC-0707
25140707
1
QPWBCAF0704C1
E3901
QPWBCAF0704C1
25140708
BCETC-0708
0
BCJIG-0003
BCJIG-0002
BCJIG-0005
BCJIG-0004
NCJIG-0007NCJIG-0008
NCJIG-0009NCJIG-0006
C11
C12
D11
D12
D13
D14
D15
D16
P11
R11 R12 R13 R14 R15
R16
UPPER SIDE:OUT
LOWER SIDE:IN
BCJIG-0010
C951
C952
C953
C954
D951
D954
JL951B
JL952B
Q951
R951
R952
R953
QPWBCAF0704C1
BCPS-0705
25140705
1
JL951AJL953AJL954A
P950
P951P952P953P954P955P956P957P958P959P960
P961
BCPS-0706
25140706
0
QPWBCAF0704C1