Onkyo HT-R420

PRINTED CIRCUIT BOARD VIEWS-2
TX-SR402/8240/HT-R420
A
1
2
3
4
5
BCD
2
C1
C101
03
3
C10
0
3
3
103
03
C1
C
1
0
10
4
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10
04
4
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0
C
C
1
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1
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1
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C
106
106
6
6
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C
1
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C181
C181
C
1
1
2
C182
C182
C183
18
C184
C184
C184
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C
C
C185
C185
C186
C186
6
6
C187
C187
C187
C300
0
301
3
01
C30
3
0
C
C
C
C
C302
302
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C30
30
2
2
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C
C3
2
2
C303
C
C303
C
C3
C304
C
3
C305
0
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5
3
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C305
0
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06
C3
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30
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C3
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C3
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310
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C3
31
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2
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313
3
3
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3
3
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4
C3
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C315
5
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6
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31
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C3
C
17
7
17
C318
8
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C318
31
C319
9
C3
31
C
20
0
0
C
3
2
C
321
C322
C3
C
2
3
23
3
C323
C32
C323
C325
25
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C
C325
32
C326
6
C3
C326
C3
2
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C328
C329
29
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C330
C330
C331
C33
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332
C333
C333
C334
4
C
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4
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C335
5
335
C336
6
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C3
C337
C337
C338
8
C339
339
C340
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C3
C341
C341
C
C
C
C
C342
C342
C342
C
C
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C343
43
3
3
C
C344
34
C345
C345
C346
C346
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47
7
7
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48
348
C34
34
C3
C349
349
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50
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35
1
C352
C352
C353
C
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4
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C355
C355
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C357
C357
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C358
C358
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35
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C
360
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C
C3
361
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C3
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3
363
3
C36
36
364
36
C
365
C366
C3
6
6
67
7
7
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C
3
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3
7
6
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7
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C371
71
C37
C372
C3
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3
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C374
C37
75
75
75
C
C
C37
C37
37
C37
C3
376
C701
7
70
C
C
C
70
7
C7
C7
0
2
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03
C7
04
C704
7
C
C
5
5
05
5
5
C70
7
70
C
C
C706
C706
7
C707
7
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C
C
0
7
C708
C708
C709
C709
C709
C710
C7
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711
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C
C713
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C71
C714
1
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15
1
15
C7
C
7
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716
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6
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C717
C71
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1
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C7
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6
26
72
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C7
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7
2
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C
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2
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C
29
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72
2
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C73
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30
1
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7
3
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C
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73
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C800
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01
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802
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C
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80
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02
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803
803
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C
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C804
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C805
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80
8
0
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C8
8
8
C807
07
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8
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C80
C809
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10
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0
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1
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C81
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C
3
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C
4
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5
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3
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84
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01
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C
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C
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0
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004
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0
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C
0
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C7
08
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7
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7
C
7
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0
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C
7
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0
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C
15
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C9501
501
C
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C
05
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C9
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C9506
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C
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6
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5
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C
507
7
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C9507
C
C9508
08
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10
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95
1
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1
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1
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C9
C9512
9512
C9512
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D
801
D802
D802
0
01
D700
7
D7002
2
D7002
700
D
D
003
00
D700
D70
D7004
700
D70
D
4
D
770
2
D9502
D950
D9503
D950
D
950
4
4
D9505
D950
D95
506
D9506
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D
9
507
D9508
D
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E30
300
E3
L181
L
181
L7L7
7
L701
L70
701
L702
70
2
L7
L7
L
L7
L703
L70
L703
3
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L7
04
4
70
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5
L705
L705
5
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L8
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0
3
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L
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4
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L7
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L700
L
02
101
1
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P1
0
P1
P
P10
0
1
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P301
P
P
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P
01
02
02
P3
P3
P
P
2
30
30
P302
30
04
P3
0
0
4
P
3
0
5
P305
P305
5
5
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30
5
P
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P306
306
306
P261A
P261A
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5
P35
5
1
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351
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2
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P
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P41
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412B
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P4
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B
B
03
P6403
2B
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P7502
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7502
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7
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B
P7
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P
P
01
01
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1
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8
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Q
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Q
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0
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303
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306
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5
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7
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4
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U1 PREAMPLIFIER
PC BOARD
(NADG-7401)
Both side view from
reverce side
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299
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