7Ch-Amp Unit (2/2) - Denon AVR-1913 Service Manual

1 2
PAGE 2 TO BO
AMP B'D 1/2_A10
R706
R531
ZD410 R532 1.2K
1.2K
MTZJ5.1A 100K
BQ
Q437
KTA1024Y
R539 R540
150K 0
C453
100P-J
R557 C456 R558
1.2K 22/50 Q444
1K5
KSA992F
Q443
KSA992F
R566 R567
C460
470K 22K
C461 R570 R716
470P-500V
2N2-C 150 270
R571 R572
1K2(1)
R707
R574
ZD413 R575 1.2K
1.2K
MTZJ5.1A 100K
Q449
KTA1024Y
R582 R583
150K 0
C469
100P-J
R600 C472 R601
1.2K 22/50 Q456
1K5
KSA992F
Q455
KSA992F
R609 R610
C476
470K 22K
C477 R613 R715
470P-500V
2N2-C 150 270
R614 R615
1K2(1)
R708
R617
ZD416 R618 1.2K
1.2K
MTZJ5.1A 100K
Q461
KTA1024Y
R625 R626
150K 0
C485
100P-J
R643 C488 R644
1.2K 22/50 Q468
1K5
KSA992F
Q467
KSA992F
R652 R653
C492
470K 22K
C493 R656 R714
470P-500V
2N2-C 150 270
R657 R658
1K2(1)
R709
R660
ZD419 R661 1.2K
1.2K
MTZJ5.1A 100K
Q473
KTA1024Y
R668 R669
150K 0
C501
100P-J
R686 C504 R687
1.2K 22/50 Q480
1K5
KSA992F
Q479
KSA992F
R695 R696
C508
470K 22K
C509 R699 R713
470P-500V
2N2-C 150 270
R700 R701
1K2(1)
GND GND POWER + POWER + POWER - POWER -
3 4
R533
R534
OPEN R535
OPEN 5.6K(1)
D419
OPEN
C452 47/50
R538
5.6K(1)
Q438
OPEN
C454
Q445
220P-500V R548
R560 2SC3964
OPEN R550
2.7K
220K
R559 C457 VR404 R552
33K OPEN 1K OPEN
C459
C458
R563
100/50
OPEN 220K
R564
R565
3.3K(1)
560
R720 R568
220 220
Q447 Q448
OPEN KTC3206
C451
OPEN
0 R573
D423 D424
47(1)
0 0
R576
R577
OPEN R578
5.6K(1)
OPEN
D425
OPEN
C468 47/50
R581
5.6K(1)
Q450
OPEN
C470
Q457
220P-500V R591 R605
2SC3964
OPEN R593 2.7K
220K
R602 C473 VR405 R595
33K OPEN 1K OPEN
C475
C474 R606
100/50 OPEN 220K
R607
R608
3.3K(1)
560
R721 R611
220 220
Q459 Q460
OPEN KTC3206
C483
OPEN
0 R616
D429 D430
47(1)
0 0
R619
R620
OPEN R621
5.6K(1)
OPEN
D431
OPEN
C484 47/50
R624
5.6K(1)
Q462
OPEN
C486
220P-500V R634 R648
OPEN R636 2.7K 2SC3964
220K
R645 C489 VR406 R638
33K OPEN 1K OPEN
C491
C490 R649
100/50 OPEN 220K
R650
R651
3.3K(1)
560
R722 R654
220 220
Q471 Q472
OPEN KTC3206
C518
OPEN
0 R659
D435 D436
47(1)
0 0
R662
R663
OPEN R664
5.6K(1)
OPEN
D437
OPEN
C500 47/50
R667
5.6K(1)
Q474
OPEN
C502
220P-500V R677 R691
OPEN R679 2.7K 2SC3964
220K
R688 C505 VR407 R681
33K OPEN 1K OPEN
C507
R692
C506
100/50 OPEN 220K
R694 R693
3.3K(1) 560
R723 R697
220 220
Q483 Q484
OPEN KTC3206
C519
OPEN
0 R702
D441 D442
47(1)
0 0
STBY POWER STBY POWER
5
R537
C449 PRF18BC471QB5RB C450
OPEN TP404 100N-K
1 2 3
R541 150K 2N5401S
Q440
R545 2SD2390
22(1) D420
1SS133T R547
270K
R543 R544
10K 10K
ZD411
R553
MTZJ3.3B
10K
D421 2N5551S
R554 R555
1SS133T R556 R727
0R47(2) 0R47(2)
5.6K OPEN
R561 R562
ZD412 0R47(2) 0R47(2)
MTZJ3.3B
D422
1SS133T
R569
22(1) Q446
2SB1560
C462
OPEN
C463 C464
OPEN
OPEN
J442
OPEN
J535
JUMPER
R580
C465 PRF18BC471QB5RB C466
OPEN TP405 100N-K
1 2 3
R584 150K 2N5401S
Q452
R588 2SD2390
22(1) D426
R590
1SS133T
270K
R586 R587
10K 10K
ZD414
R596
MTZJ3.3B
10K
D427 2N5551S
R597 R598
1SS133T R599 R728
0R47(2) 0R47(2)
5.6K OPEN
R603 R604
ZD415 0R47(2) 0R47(2)
MTZJ3.3B
D428
1SS133T
R612
22(1) Q458
2SB1560
C478
OPEN
C479 C480
10/100 10/100
J494
OPEN
J539
JUMPER
R623
PRF18BC471QB5RB
C481 C482
OPEN TP406 100N-K
1 2 3
R627 150K 2N5401S
Q464
R631 2SD2390
22(1) D432
R633
1SS133T
270K
R629 R630
10K 10K
Q469 ZD417
R639
MTZJ3.3B
10K
D433 2N5551S
R640 R641
1SS133T R642 R729
0R47(2) 0R47(2)
5.6K OPEN
R646 R647
ZD418 0R47(2) 0R47(2)
MTZJ3.3B
D434
1SS133T
R655
22(1)
Q470
SBL
2SB1560
C494
OPEN
C495 C496
OPEN OPEN
J546
OPEN
J558
JUMPER
R666
C497 PRF18BC471QB5RB C498
OPEN TP407 100N-K
1 2 3
R670 150K 2N5401S
Q476
R674 2SD2390
22(1) D438
R676
1SS133T
270K
R672 R673
10K 10K
Q481 ZD420
R682
MTZJ3.3B
10K
D439 2N5551S
R683 R684
1SS133T R685 R730
0R47(2) 0R47(2)
5.6K OPEN
R689 R690
ZD421 0R47(2) 0R47(2)
MTZJ3.3B
D440
1SS133T
R698
22(1) Q482
2SB1560
SBR
C510
OPEN
C511 C512
10/100 10/100
J572
OPEN
J574
JUMPER
140
6 7
BR
Q439
R542 47K
R546 22K
R549 22K
Q442
SL
Q451
R585 47K
R589 22K
R592 22K
Q454
R_NO
ZD402,ZD403,ZD405,ZD406,ZD408
SR ZD409,ZD411,ZD412,ZD414,ZD415
ZD417,ZD418,ZD420,ZD421
R411,R454,R498,R541,R584,R627
R670
R420,R433,R463,R477,R550,R563
R593,R606,R636,R649,R679,R692
R710,R711,R712,R713,R714,R715
R716
D403,D404,D409,D410,D415,D416
D421,D422,D427,D428,D433,D434
D439,D440
R536
C408,C424,C440,C456,C472,C488
C504
C404,C420,C436
C452,C468,C484,C500
C407,C423,C439
C455,C471,C487,C503
Q463 C410,C426,C442,C458,C474,C490
C506
R628 47K
R404,R408,R445,R451,R489,R495
R632 22K
R534,R538,R577,R581,R620,R624
R635 22K
R663,R667
R417,R460,R504,R547,R590,R633
Q466
R676
Q475
R671 47K
R675 22K
R678 22K
Q478
SCHEMATIC DIAGRAMS (16/26)

7CH-AMP UNIT (2/2)

8
TO BP
PAGE 2
AMP B'D 1/2_M10
A
AMP B'D 2/2
B
MODEL AVR1913 AVR2113
E3 E3 E2 JP E1C
ZJ3.3B ZJ3.3B OPEN ZJ3.3B ZJ3.3B
150K 150K 120K 120K 120K
C
220K 220K OPEN OPEN 220K
270 270 JUMPER JUMPER 270
1SS133T 1SS133T OPEN 1SS133T 1SS133T
1K2 1K2 2K2 1K2 1K2
22/50 22/50 47/50(ROB) 47/50(ROB) 22/50
100/50 100/50 220/50 220/50 100/50
47/50 47/50 100/50 100/50 47/50
100/50 100/50 220/25 220/25 100/50
47/50 47/50 220/25 220/25 47/50
100/50 100/50 470/16 470/16 100/50
5K6(1W) 5K6(1W) 4K7(1W) 4K7(1W) 5K6(1W)
270K 270K 150K 270K 270K
D
TO
SBL SBL
CN4001_A
SBR SBR
CP405
CP405
SPK_SMPS 1/2_A4
E
F