![background image](http://html.mh-extra.com/html/onkyo/tx-nr616/tx-nr616_service-manual_1637353033.webp)
TX-NR515/ 616/ HT-R791/ HT-RC460/ 470/ DTR-20.4/ 30.4
SCHEMATIC DIAGRAMS-7 (PART-7)
DIGITAL SECTION
U0060
DIGITAL PC BOARD
COAX1
GND
3.3V
OPT1
OPT2
GND_D
RI_DATA
GND_D
TU_SCL
TU_SDA
TU_RST
COAX2
GND
VOLDATA
Z2VOLCLK
VOLCLK
Z2MUT
Z2NET_Rt
LTAD
FL+
FR-
RTAD
FR+
GND
SW+
SW-
FL-
SBRELAY
SBRELAY
PRRLF
AMUT
VOLDATA
Z2VOLCLK
VOLCLK
Z3MUT
-15V
+15V
AUX_R
GNDA_AUX
AUX_L
MICOUT
LTAD
RTAD
DAC_FR
DAC_FL
GND
Z2NET_L
DAC_SBL
DAC_SBR
DAC_SL
DAC_SR
DAC_CT
DAC_SW
Z2NET_R
Z2_GND
GND
GND
TU_RST
TU_SDA
TU_SCL
GND_CH
Z2MUT
SBZ2MUT
MICMUT
SEC1H
IPROTECT
VPROTECT
VOLH
GND_CH
VPROTECT
SR-
SL-
SBR-
IPROTECT
SEC1H
VOLH
MICMUT
SBZ2MUT
Z2GND
Z2NET_Lt
SBL-
SBL+
SBR+
AMUT
Z3MUT
SR+
SL+
CT-
CT+
PRRLF
FL
FR
COAX2
COAX1
UTSP
OPT1
OPT2
SW
N.C
Z2 R
SBR
SL
SR
Z2 L
SBL
RI
HDMI
HDMI
CODE
MODEL
VER.
-1A
-1B
H46
HT-RC460
-1A
H47
HT-RC470
H79
-1A
HT-R791
D2
DTR-20.4
D3
DTR-30.4
DISPLAY
-1A
-1A
-1C
-1C
Rear
TOP-UNDER
23
24
22
21
20
19
18
17
15
13
11
9
16
14
12
10
7
5
3
1
8
6
4
2
Front
C
T5
TX-NR515
T6
TX-NR616
T6J
TX-NR616MJJ
B
A
C
ADD
DEL
ADD/DEL
VER.
-1B
ONLY T6J
EXCEPT T6J
-1A/-1C
ADD
ADD/DEL
VER.
DEL
-1A/-1C
-1B
N.M
N.M
N.M
N.M
N.C
HDMI
BADG-1087
TO BAAF-1070(PART-4)
TO BAAF-1078(PART-4)
TO BAAF-1070(PART-4)
TO BAAF-1078(PART-4)
TO BAAF-1070(PART-4)
TO BAAF-1078(PART-4)
FROM BADIS-1093(PART-10)
FROM BADIS-1101(PART-10)
TO BAHDM-1110(PART-19)
TO BAHDM-1110(PART-19)
TO BAHDM-1110(PART-19)
ASP
ASP
ASP
TABLE C
471J
2.2K
22K
22K
470J
331J
R1560,R1561,R1570,R1571
REF.NO.
R1540,R1541,R1550,R1551
C1500,C1501
R1520,R1521,R1530,R1531
C1510,C1511,C1520,C1521
1.8K
12K
10K
101J
T6J
OTHER
TABLE B
TABLE A
R1003
10
C1003
104K
L1001
LBC2518T2R2M
C1012
330J
C1001
101J
C1002
101J
R1008
10K
C1008
104Z C1007
220/10
C1006
080D
C1510
101J
R1560
1.8K
R1561 1.8K
R1571 1.8K
R1551
12K
C1500
471J
C1521
101J
C1501
471J
C1511
101J
C1520
101J
Q1501:B
NJM4580M-D
1
3
2
R1570
1.8K
R1550
12K
R1541
12K
R1540
12K
R1531 10K
R1421
1.5K
R1431
22K
Q1411:A
NJM4580M-D
8
7
4
5
6
Q1401:A
NJM4580M-D
8
7
4
5
6
C1411
471J
C1410
471J
R1420
1.5K
Q1401:B
NJM4580M-D
1
3
2
R1002
75
R1001
75
R1006 220K
R1005 220K
D1001
KDS4148U
1
2
D1000
KDS4148U
2
1
R1004
10
L1002
LBC2518T2R2M
C1004
104K
R1007
10K
L1005
HS102
C1010
104Z
C1009
104Z
R1011
47
U1001
2
GND
3
VCC
1
IN
U1002
2
GND
3
VCC
1
IN
L1004
LBC2518T470M
C1013
220/10
C1011
330J
C1005
080D
C1000
104Z
R1471
1.5K
R1481
1.5K
R1411
10K
R1401
10K
R1410
10K
R1400
10K
R1430
22K
R1480
1.5K
R1461
22K
R1460
22K
R1470
1.5K
R1451
22K
R1441
22K
R1440
22K
R1577 1.8K
R1567 1.8K
R1542
22K
R1547
22K
R1507 15K
C1507
471J
R1517 15K
R1557
22K
C1527
101J
C1512
101J
Q1502:A
NJM4580M-D
4
7
8
6
5
C1517
101J
C1522
101J
Q1502:B
NJM4580M-D
1
3
2
R1502 15K
R1530
10K
Q1501:A
NJM4580M-D
4
7
8
6
5
Q1421:A
NJM4580M-D
4
7
8
6
5
Q1421:B NJM4580M-D
1
2
3
TP5515
TP5516
L1006
HS102
C1400
122J
C1401
122J
R1585
4.7K
R1583
3.3K
Q1581:B
NJM4580M-D
1
3
2
Q1581:A
NJM4580M-D
4
7
8
6
5
C1581
10/50
C1580
10/50
R1581
100K
R1584
4.7K
R1582 3.3K
R1580
100K
C1523
101J
C1524
101J
C1514
101J
Q1503:B
NJM4580M-D
1
3
2
C1504
471J
C1503
471J
C1513
101J
Q1503:A
NJM4580M-D
4
7
8
6
5
C1526
101J
C1506
471J
C1516
101J
C1515
101J
Q1504:B
NJM4580M-D
1
3
2
Q1504:A
NJM4580M-D
4
7
8
6
5
C1505
471J
C1525
101J
R1575 1.8K
R1565 1.8K
R1566 1.8K
R1576 1.8K
R1573 1.8K
R1563 1.8K
R1564 1.8K
R1574 1.8K
R1556
22K
R1553
22K
R1554
22K
R1546
22K
R1545
22K
R1544
22K
R1543
22K
R1516
15K
R1515
15K
R1514
15K
R1513
15K
R1505
15K
R1506
15K
R1503
15K
R1504
15K
R1555
22K
R1598
22
R1599
22
C1598
220/25
C1599 220/25
R1579
0
R1402
0
R1403
0
P8003A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
R1450
22K
Q1411:B
NJM4580M-D
1
2
3
P1001
3
5
2
4
1
P5511A
1
2
3
4
P5502A NSCT-20P2200
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
R1009
82K
R1010
82K
Q1000
TC74HCU04AF
8
OUT4
9
IN4
10
OUT5
11
IN5
12
OUT6
13
IN6
14
VCC
1
2
3
4
5
6
7
GND
R1520
10K
R1510 15K
R1500 15K
R1511 15K
R1501 15K
R1521
10K
R1012
47
R1013
0
L1003
LBC2518T470M
L1000
LBC2518T2R2M
R1000
330
C1014
104Z
C1015
104Z
R1562 1.8K
R1572
1.8K
R1552
22K
C1502
471J
R1512 15K
P8001A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
aue9111t24
P8002A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
R1586
5.6K
R1587 5.6K
C1582
102J
C1583
102J
C1584
151J
C1585
151J
P5503A NSCT-7P2187
7
6
5
4
3
2
1
P5504A NSCT-13P2193
13
12
11
10
9
8
7
6
5
4
3
2
1
P1000
P703B
NSCT-7P2398
7
6
5
4
3
2
1
MODEL NO.TX-NR515/TX-NR616/HT-R791/HT-RC460/HT-RC470/DTR-20.4/DTR-30.4
SCHEMATIC DIAGRAM (PART-7) DG SECTION
2011.12.26
A
1
2
3
4
5
B
C
D
E
F
G
H