Onkyo TX-RZ830 Service Manual page 34

1
Check Point (BADG-2586)
D
Q1501
C
B
A
Back
1
2
16.FR+
5.MICOUT
6.AUXR 17.FR-
18.FL-
7.AUXL
1
19.FL+
8.GNDAUX
9.VOLCLKBD
10.TU_SCL
1.+3.3VTU
2.GNDTU 11.VOLDAT
12.TU_SDA
3.DACH2Z3R
4.DACH2Z3L
1
R1590
13.GNDVOL
14.DACSBR
15.DACSBL P8002
R1642 R1602
R1622
R1581
1
R1621
1
R1601 R1641
Audio Signal (FL OUT)
R1664
R1665
1
R1667
R1666
1 1
R1861
R1821
22
21
2
3
20.GNDAD 24.ADC2L 27.IPROT
25.ADC2R 28.VPROT
21.GNDAD
26.H2Z3MUT
22.GNDREF 29.VOLH
23.GNDREF 21 30.SEC1H
29
30
P8002C
29
30
P8002A
R1562 R1522
R1542 R1502
R1582
R1563
R1605 R1565 R1585
R1566
R1587
R1607
R1567
1
22
21
1
3
4 5
9.SL+ 13.H1L+ 17.P_MUT
1.+15VA
10.SL- 14.H1L- 18.P_Z2MUT
2.-15VA
3.GNDAD 11.SR- 15.H1R- 19.P_H2Z3MUT
1
4.GNDAD 12.SR+ 16.H1R+ 20.DACZ2R 29
5.CT+
6.CT-
7.SW-
8.SW+
P8003C
1
P8003A 10
R1604 R1564 R1584
R1544
R1543
R1545
R1546
R1511
1 1
Q1921
R1547
R1663
R1568
R1548
R1657
1
●Each voltage is shown as the reference value.
4 5
6
Trouble Shoot
21.DACZ2L
22.ADCL
23.ADCR
24.AMUT
25.H1Z2MUT
26.OPT1
27.OPT2
28.COAX
30
29.GNDDG
30.+3.3VDG
P8003
30 C1911
C1912
R1662
R1926
C1928
R1927
TX-RZ830
6
D
C
B
A