Onkyo HT-R520

PRINTED CIRCUIT BOARD VIEWS-1
TX-SR502/E/8250/HT-R520 TX-SR502/E/8250/HT-R520
GN
GN
GN
GN
ND
ND
D
D
ND
N
ND
ND
D
23
2
23
23
32R
232
2R
32R
RXD
XD
R
RXD
RX
D
23
2
32
23
R
R
RX
R
D
D
D
2
2
2
2
232
232
232
232
TX
T
TX
T
2
2
2
2
2T
2T
2T
XD
TX
XD
D
XD
N
N
N
C
C
C
C
C
C
C
FV
C
C
C
F
C
VC
C
C
C
C
4
4
V4R
V
R
V
4
R
4
4
V4
V
V
V
4L
L
L
4
N
N
GN
G
G
N
ND
D
D
N
PLLSTB
TB
P
L
L
L
S
PLLSTB
T
P
B
L
L
L
S
PLLSTB
T
P
B
L
L
L
S
PLLSTB
T
P
B
L
L
L
S
PLLDA
A
P
P
L
LD
LL
D
PLL
P
P
L
LL
PLLD
P
P
L
LD
LL
D
CL
L
PLLCL
P
L
P
L
L
L
C
PL
PL
P
PLLDI
LDI
PL
LLDI
P
P
G
G
G
GND
GND
GND
FM
FM
F
M
FMSIG
MSIG
F
MSIG
FM
FM
M
+12VA
+12VA
+12VA
RDSDET
RDSDET
RDSDET
RDSDET
RDSDET
R
RDSDET
TUL
TUL
TUL
G
N
D
TUR
TUR
TUMUT
S
D
STEREO
STEREO
-
2V
2
1
V
-
2VVD
2
D
V
VD
VV
G
G
G
GND
GN
G
N
D
D
G
G
GND
GN
G
N
D
D
C
C
C
C
CNPT
N
C
P
T
P
RI
R
I
C
C
C
C
CTLA
T
C
L
A
A
C
C
C
C
CTLB
T
C
L
B
B
V
M
VM
V
V
MUT2
MU
M
U
T2
T
V
M
VM
V
V
MUT1
MU
M
U
T1
T
R
RX3
RX
R
X3
3
RX3
RX
R
X3
3
G
G
G
G
GND
N
G
D
D
R
R
R
RX
R
R
R
RX2
RX
R
X2
2
+
+
+5
+
5VD
V
DS
V
D
S
+5
+
VD
V
D
+5V
V
5
DSP
D
S
S
R
R
RX
RX
X
X1
X
1
RX
R
1
1
R
RX1
RX
X
1
TX
T
X
TX
X
X
X
TX
T
X
X
TX
T
X
TX
X
X
GN
N
G
G
ND
D
N
N
G
N
G
G
ND
D
N
N
D
G
G
N
G
ND
D
N
N
D
GN
G
N
G
ND
ND
N
D
GND
G
ND
N
G
D
GND
GND
G
D
D
LP
P
L
L
PO
O
P
P
RP
P
R
R
PO
O
P
P
R
R
S
SPO
O
P
S
S
O
LSPO
O
L
P
S
S
O
LSPO
O
L
P
S
S
O
LSPO
O
L
P
S
S
O
PO
O
P
O
CPO
CP
O
PO
PO
O
O
SBPO
PO
SB
2
1
1
1
1
5
5
8
8
1
2
20
20
0
21
21
0
0
0
4
4
40
40
40
4
4
4
4
41
4
61
6
1
6
61
6
1
61
80
0
80
80
80
1
1
1
1
1
1
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
5
5
5
5
5
5
5
5
8
8
8
8
8
8
8
8
8
ININ
N
N
N
IN
OUT
OUT
OUT
OUT
OU
1
1
1
1
1
1
3
3
3
3
3
30
0
30
30
31
3
1
50
0
5
5
5
50
50
50
51
1
51
51
5
5
80
80
0
0
1
1
81
8
00
0
00
0
100
100
1
10
E
E
E
E
2
2
20
2
20
0
1
2
2
2
2
2
21
1
40
4
0
1
1
1
10
0
10
10
10
10
11
11
1
20
0
20
1
1
108
1
08
108
1
108
108
1
08
109
9
9
144
4
44
4
1
C101
01
C101
C
C
C
C
C
C
1
1
1
0
0
0
03
03
0
3
3
3
C
C
C
0
0
0
1
1
1
1
1
1
C104
C
C10
C
C106
C106
C106
C106
300
300
00
0
C30
C301
301
C301
C
C
C
C
C302
2
30
C
3
303
C30
C3
30
C3
C
C303
C304
C
C3
C304
C3
C30
C305
5
3
C
5
0
C
C306
0
3
C306
C307
3
C30
C30
C3
308
C30
30
0
C
308
3
308
C310
C
0
3
C3
1
C311
C
3
C3
1
C312
C31
C
C312
C313
3
C
313
C314
4
3
C
C31
C315
5
3
C
C315
C
C
C3
316
6
3
16
C
C
C
C317
7
3
C
C3
1
7
C318
C
8
3
C31
319
3
9
C3
1
20
2
C32
0
20
20
C32
0
C32
1
C322
C32
C
C322
23
23
3
3
C323
323
C
C3
C325
C
25
C32
5
C326
6
3
C
C3
2
7
7
C
C
C
C
C3
2
7
C
C
C328
8
C341
1
C341
C3
341
3
C341
C3
1
C
342
342
C342
C3
C342
342
C343
43
343
C343
C344
C
44
344
C345
C
C345
C345
C
C
45
C
C
C
346
C
C
C
C347
47
C347
C34
7
C34
C34
C348
C348
C34
C3
48
48
C349
C3
4
3
C349
C
34
C3
C
C350
0
C
C351
C351
C352
C353C353
C35
53
C353
C3
C354
4
C354
4
C354
C355
C3
5
C356
C356
C357
C357
C358
C3
C
C358
C
C
C359
C
C359
C359
C360
C
C
C361
C
36
6
C3
1
1
1
61
1
6
61
C
C
C
C3
2
2
362
62
2
C362
C363
C363
C364
64
C36
C365
C366
C
C366
C
C367
C367
C
C367
C367
C368
C368
C
C368
C371
C3C3
C
C
C
372
7
3
3
C373
C373
3
C374
C374
4
4
C375
37
C
5
C376
76
C
C
C
C
C
C
C
C
C
C3
C
C3
377
37
377
C378
37
C
8
C
C
C
3
C
3
79
7
379
C380
80
0
C38
C380
38
0
80
C3
C
C381
8
70
701
1
C7
7
0
0
0
C704
C70
C
C
70
5
C
706
70
06
7
6
C7
7
C
C
6
6
6
C
C
C7
7
7
C
C707
C
C7
C
0
7
7
7
C715
5
C7
C
715
C
C716
6
16
C7
C
71
C
717
C
C
8
C71
8
7
1
C
C
C719
9
7
1
C
C
C720
C72
0
C720
C78
C7
C781
C800
C8
C802
2
C802
C802
C
C
C802
802
2
C803
C
03
C8
3
C8
C
04
5
C805
C8
0
C80
C806
80
8
C8
8
C
8
C
7
7
C807
C807
C807
7
7
C808
0
C808
809
C80
09
C809
C80
C8
C811
8
C
C
C813
813
C8
C8
C814
8
C
81
8
C
C
81
5
8
C
C816
C81
C817
8
C
C
C818
8
C
C
C819
C8
C
C
819
C820
C
C82
821
22
2
C822
23
3
23
3
3
3
3
3
C823
3
23
8
2
C
C
C824
C8
82
824
C825
5
5
2
C
8
C
8
8
C
8
C
C
C
8
8
26
26
82
6
C827
C827
C828
C8
28
C82
828
C8
2
9
C
C
C
C
C
830
830
830
C83
1
C
C
C
C
832
832
C83
833
C8
C
C
83
4
34
C8
C8
C835
35
C8
6
6
6
3
6
6
6
C836
3
8
C8
C
7
37
3
83
83
8
8
C
C
C
C
3
3
7
8
8
C8
C8
7
C838
C
C838
9
9
9
9
C839
3
8
C8
C
C
C840
41
1
C84
C
4
4
1
1
8
C8
C842
C
C
42
8
C
C843
C84
C844
C8
846
C846
846
C8
C846
C847
C847
C84
C84
C
C
C847
C849
C
9
C8
C
C
85
0
C
0
C851
C
C85
1
C8
C
C
85
2
C
C
C853
C853
C853
C853
C854
4
C854
C
C854
C854
C854
C854
C
C855
C856
C856
C
3
3
C700
0
C
70
0
C7
C7003
C
70
0
3
C7
D80
1
1
80
0
2
D8
D8
D
8
D
805
06
06
D
D
D
6
6
D80
D80
0
E300
L781
L781
L782
L782
L782
L783
3
L783
3
L783
L800
L800
800
0
L80
0
1
801
0
L802
L8
02
8
L80
L8
80
02
02
L803
L803
L803
P101
01
1
P301
P301
P
P3
301
P
30
01
1
1
1
P
2
2
2
2
P
P
P302
P302
P302
P302
P302
4
4
P304
P3
P3
P3
304
304
304
5
5
P305
P305
P305
P
P
P30
P306
P3
P306
35
P3
5
1
P35
1
406
P406
P801
P801
P801
P80
P
P
1
1
1
80
80
80
P261A
P261A
P261A
P261A
P261A
P261A
Q
Q
Q
Q
Q
Q
Q301
Q301
Q301
Q301
Q
Q
30
01
01
Q
Q302
2
0
Q
Q305
Q30
06
6
06
0
06
Q3
Q3
3
Q3
Q3
Q
Q307
Q307
Q308
Q30
Q
Q30
Q
Q
Q3
Q
Q3
Q
Q
Q
308
308
08
309
09
309
9
09
09
Q30
Q309
Q30
Q310
Q310
Q310
Q310
311
11
311
Q3
Q3
Q3
Q31
31
Q3
Q
Q
Q
Q312
Q3
Q3
Q
Q
Q313
3
Q
4
4
314
31
14
14
14
4
Q31
Q3
Q31
Q316
Q316
Q
Q317
317
7
Q
Q317
Q318
Q318
Q319
Q319
Q319
Q320
32
Q
Q
0
Q321
321
Q
Q3
32
Q
Q
Q
Q3
Q3
3
22
Q
Q
Q
3
Q
3
23
2
323
Q703
703
Q703
Q
80
0
Q800
Q8
Q
Q
00
80
Q801
Q
Q
Q802
80
2
Q
Q803
Q
Q803
Q804
Q
8
Q
4
0
Q7002
Q7002
Q7002
Q7002
70
Q
Q7
00
02
2
0
0
00
0
0
0
Q7
Q
Q7
Q7
7
06
6
0
0
Q
Q
00
00
00
Q70
Q
70
07
0
7
07
0
7
07
Q7008
Q7008
08
00
0
0
Q7
Q
7
Q
Q
Q700
0
70
Q
7
008
08
00
8
R102
0
R
1
R103
R103
R
3
3
0
04
R1
R1
R10
04
R107
07
R
07
07
0
R107
07
R
R1
R3
R3
R300
R3
R
R
01
R30
1
1
R30
R3
R
R
R
R
302
2
30
R
R303
R304
04
R
R305
5
3
R
5
0
R
R306
0
R3
6
30
R
07
R307
R3
R30
R
R308
R30
08
R
R
R
R309
R309
R309
R310
10
R
R310
R311
R
3
R3
11
R312
R
R3
R313
313
R
R31
3
R314
314
R
R3
4
R314
R315
5
3
R
R315
R316
6
R3
R
316
R317
7
3
R
R3
1
7
R318
18
R3
R318
319
3
9
R
3
1
20
2
R32
0
R
R
R321
R32
R322
R322
R323
R323
R32
3
R324
24
4
3
R325
R325
R326
326
R3
R326
R
R327
27
R3
7
R32
R
R328
2
R3
R328
R329
29
R3
R32
R330
R330
R330
R331
R331
R331
R331
R332
R
2
3
R3
3
R333
R
3
3
R3
3
R334
34
R3
R
R334
R335
5
3
R
33
R336
6
3
R
R33
R337
37
R3
R337
R
R
R3
R338
8
3
R
R3
38
R
R
R
R339
39
R3
R
R33
9
R340
R
0
3
R34
R341
R
4
R3
R341
R3
41
R
341
42
4
R3
4
2
R3
4
3
344
34
44
R
R
R344
R34
R34
44
44
4
345
3
5
R
R
45
R346
346
R
347
347
7
7
47
47
R34
R34
7
7
8
R3
4
8
R349
34
R
9
R
R
R
R3
R3
3
350
0
3
50
350
R351
R351
R352
R352
R352
R352
R353
R3
353
R354
54
5
5
R
R
R
R
R355
R
R35
6
59
R359
3
R
5
0
R
36
0
1
1
R
R
R361
R3
R
R362
362
3
6
3
R
3
R
R367
67
R
R
R
R368
R368
R
R
R369
R369
9
9
R370
R370
0
R371
R371
R372
R372
R372
R37
R3
37
R
R
R373
373
373
R3
R
R3
4
74
R374
R375
R
R375
R375
R
R376
R377
R377
R377
R377
R377
R378
R378
R378
R378
R3
R
R3
R
R
R
R379
R379
379
380
R3
81
81
R38
R3
381
38
R3
R
R382
R383
R383
R
384
R385
6
R386
R387
R38
R3
87
R388
389
R3
3
90R
3
396
R39
R3
R397
R397
R
R700
01
01
1
01
7
7
7
R
R7
R7
0
0
0
R7
7
R7
702
702
R
02
R7
R7
70
R7
703
R7
7
7
70
R
03
R
R7
R
R
R7
7
04
R7
705
5
R
7
70
05
R
R7
R
R
R7
706
R707
R
7
R
0
7
7
7
R713
R
7
R
13
3
71
R
R
R7
71
R7
7
7
71
R
R
714
R
R
R
R7
R
R
R717
R7
7
R
7
7
R
7
18
R730
0
7
R
73
R
R731
1
7
R
73
R
R732
73
R
2
R732
R733
7
33
3
R73
R734
7
3
4
R73
R735
7
35
5
R73
R736
73
R
6
R736
7
37
R73
3
7
3
3
7
7
7
8
38
R73
3
R
R7
7
3
3
8
8
8
9
9
39
R73
3
R
R7
7
3
3
9
9
9
9
0
0
40
40
40
R74
4
R
R7
74
4
4
0
0
0
0
0
1
1
1
41
4
41
R74
R7
R
74
4
4
4
4
1
1
1
2
2
42
42
R74
R
R7
74
R74
4
4
2
2
R74
3
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