Onkyo TX-8522 Service Manual page 10

A
SCHEMATIC DIAGRAM 1-2
Power amplifier section
1
R517
1K
R565 R577
120K
120K
Q501
2SC2240-BL
R501 C501
470 47/50 R505
+
10
R507
R503
47
2 27K
C503
101K
R511
5.6K
[-22.8V]
Q505
2SC2240-GR
C513
BL
47/25 [-55.8V]
+
R563
100K
Q529
2SC2458-GR
3
R518
1K
R566 R578
120K 120K
Q502
2SC2240-BL
R502 C502
47/50
470 R506
4
+
10
R508
R504
47
27K
C504
101K
R512
5.6K
[-22.8V]
Q506
2SC2240-GR
C514
BL
47/25 [-55.8V]
+
R564
100K
5
Q530
2SC2458-GR
B
2SA949Y
Q507
R521
R519 R523
82
82
1K
(1/2W)
(1/2W)
[56.3V]
Q513
2SA949Y
C523
020C
R515
1K(D)
1.5K
(P/A)
C521
R509
10/50
47 +
C505
[-0.6V]
220/25
R531
+
18K
R529
Q509
(1/2W)
2SA949Y
56
[-55.7V]
Q515
D511
2SC2229-Y
1SS133
R527
R525
R561
82
68
270
(1/2W) (1/2W)
BL
2SA949Y
Q508
R522
R520 R524
82
82
1K
(1/2W)
(1/2W)
[56.3V]
Q514
2SA949Y
C524
020C
R516
1K(D)
1.5K
(P/A)
C522
R510
10/50
47
+
[-0.6V]
R532
+
18K
C506
220/25
R530
Q510
(1/2W)
2SA949Y
56
[-55.7V]
Q516
D512 2SC2229-Y
1SS133
R528
R526
R562
82
68
270
(1/2W)
(1/2W)
BL
R591
Q531
2.2
(1/4W)
[1.2V]
2SC1740S_S
R581
5.6K
[0.6V]
R513
R583
56K
3.9K
R585
R533
R535
470(D)
56K
18K
820(P/A)
R543
220
(1/2W)
C515
101K
R587
2K
[-0.6V]
R589
3.3K
[-1.2V]
R592
Q532
2.2
2SC1740S_S
(1/4W)
[1.2V]
R582
5.6K
[0.6V]
R514
R584
56K
3.9K
R586
R534
R536
470(D5)
56K
18K
820(OTHER)
R544
220
(1/2W)
C516
101K
R588
2K
[-0.6V]
R590
3.3K
[-1.2V]
C
[57.6V]
Q517
Q527
2SC5171
Q521
2SC2229-Y
2SC5200[T5,P5]
2SC5197[T2.P2]
R579 R545
R539
100 22K
P511
2.2
(1/2W)
2
ID+
1
ID-
[0V]
R547
0.22(5W)
C509
10/50
R549 C517
2.7K(D)
473J
3.3K(P/A)
R541
Q523
2.2
2SA1943[T5,P5]
(1/2W)
2SA1940[T2,P2]
Q519
2SA1930
[-57.6V]
[57.6V]
Q518
2SC5171
Q528
Q522
2SC2229-Y
2SC5200[T5,P5]
2SC5197[T2.P2]
R540 R580 R546
100 22K
2.2
P512
(1/2W)
2
ID+
1
ID-
[0V]
R548
0.22(5W)
C510
10/50
R550 C518
2.7K(D)
473J
R542
3.3K(P/A)
Q524
2.2
(1/2W)
2SA1943[T5,P5]
2SA1940[T2,P2]
Q520
2SA1930
[-57.6V]
TX-8522
D
R551
-O
33K
L501
R567
22
R569
22
R553
47K
R555
8.2
(1W)
C519
104J
R552
33K
-O
L502
R568
22
R570
22
R554
47K
R556
8.2
(1W)
C520
104J