Denon AVR-X3300W Service Manual page 27

SCH21_AMP1
AVR-X3300 AMP SCH
56.8V
R401
ZD401 R402
1K2
ZJ5.1A 100K
Q401
56.1V
KTA1024Y
R409
C527 R410
150K
220P-100V JUMPER
Point A
C405
OPEN
R427 C408 R428
2
1K2 47/50(ROB) JUMPER
1
5
Q407
HN4A06J
R436 R437
C412
470K 33K C413 R710
470P-100V
2N2-K JUMPER
R440
C520 470
OPEN
R441
CP401
-59.0V 1K(1)
Voltage A
FL
AGND AGND
SL
AGND
C
AGND
SR
AGND R444
R446
ZD404 1K2
FR
ZJ5.1A 100K
AGND AGND
Q413
SBL
KTA1024Y
AGND
SBR R452 C528 R453
150K 220P-100V JUMPER
CP401
SC52137-131A
C421
TO CN4200
OPEN
R471 C424 R472 2
1K2 47/50(ROB) JUMPER
1
5
Q408
HN4A06J
R480 R481
C428
470K 33K C429 R711
470P-100V
2N2-K JUMPER
R484
C521
470
OPEN
R485
1K(1)
R488
ZD407 R490
1K2
ZJ5.1A 100K
Q425
KTA1024Y
R496 C529 R497
150K 220P-100V JUMPER
C437
OPEN
R514 C440 R515 2
1K2 47/50(ROB) JUMPER
1
5
Q419
HN4A06J
R523 R524
C444
470K C445 R712
33K
470P-100V
2N2-K JUMPER
R527
470
C522
OPEN
R528
1K(1)
Point A
E4
PAGE 2
AMP B'D 2/2_A1
TO 4E
GND LINE POWER+ LINE POWER- LINE ANALOG AUDIO DIGITAL AUDIO
AMP B'D 1/2
60.4V
R703
R403
1K2
R405 R404
270(1)
270(1) OPEN
D401
0.6V 1N4148
1.1V
C404
Q402 R408
OPEN
OPEN
KTA1024Y
C406 Q409
R418
R432
220P-100V KTC3964
12K(2) R420
2K7
OPEN
26.6V
3
R429 C409
4
33K 470P-100V
C410 470/16(KR3) C411 R422
R433
470P-100V OPEN 470
R434
R435
3K3(1)
-1.1V
560
-59.0V
R717 R438
220 220
Q411 Q412
KTC3206Y KTC3206Y
C435
OPEN
Point B
-59.8V
R442
R443
1K(1) D405 D406
270(1)
1N4148 1N4148
JP416
JUMPER
JP518
OPEN
R704
R447 R445
1K2
270(1) R448 OPEN
270(1)
D407
1N4148 C420
OPEN
Q414 R451
KTA1024Y OPEN
C422 Q421
R461 R476
220P-100V KTC3964
R463
12K(2)
OPEN 2K7
3
R473 C425
4 33K
470P-100V
C427
C426 470/16(KR3) R477 R465
470P-100V
OPEN 470
R478
R479
3K3(1)
560
R718 R482
220 220
Q423 Q424
KTC3206Y KTC3206Y
C499
OPEN
R486
R487
1K(1) D411 D412
270(1)
1N4148 1N4148 JP520
JUMPER
JP544
OPEN
R705
R491 R489
1K2
270(1) OPEN
R492
270(1)
D413
1N4148
C436
OPEN R495
Q426
OPEN
KTA1024Y
C438 Q433
R519
220P-100V R505 KTC3964
R507
12K(2)
OPEN 2K7
3
R516 C441
4 33K
470P-100V
C443
C442 470/16(KR3) 470P-100V R520 R509
OPEN 470
R521
3K3(1) R522
560
R719 R525
220 220
Q435 Q436
KTC3206Y KTC3206Y
C467
OPEN
R529
1K(1) R530
D417 D418
270(1)
1N4148 1N4148
JP468
JUMPER
JP537
OPEN
Point B Point C
DC mode AC mode
Point C1
Voltage A
TMDS SIGNAL ANALOG VIDEO DIGITAL VIDEO STBY POWER
61.2V
R406
C401
CP501 DHPTF1608-115T
C402 100N-K
SC52136-021A
OPEN 0V
Q403
1 2 R411 680K OPTION
2N5401S
Q404
R415 R412 47K
2SD2560
D402 R417
22(1)
1N4148 100K R416 22K
R413 R414
R419 22K
10K 10K
ZD402 R423
OPEN 10K
Q406
D403 Point C1 2N5551S
R424 R425 R426
R724
OPEN
0R47(2) 0R47(2) 5K6
OPEN
R430 R431
ZD403 Point C2
0R47(2) 0R47(2)
OPEN
D404
OPEN
FL
R439
22(1) Q410 0V
2SB1647
C414
OPEN
C415 C416
10/100 10/100
R450
CP502
C417 DHPTF1608-115T C418
SC52136-021A
OPEN 100N-K
1 2 R454 680K
Q415
Q416 2N5401S
R458 R455 47K
2SD2560
D408 R460
22(1)
1N4148 100K R459 22K
R456 R457
10K 10K R462 22K
ZD405
R466
OPEN
10K
Q418
D409
R467 R468 2N5551S
R469
OPEN R725
0R47(2) 0R47(2)
5K6
OPEN
R474
R475
ZD406 0R47(2)
0R47(2)
OPEN
D410
OPEN
R483
Q422 FR
22(1)
2SB1647
C430
OPEN
C431 C432
10/100 10/100
R494
C434
DHPTF1608-115T
C433 CP503
100N-K
SC52136-021A
OPEN
Q427
1 2 R498 680K
2N5401S
Q428
R502 R499 47K
2SD2560
D414 R504
22(1)
1N4148 100K R503 22K
R500 R501
10K 10K R506 22K
ZD408 R510
OPEN 10K
Q430
D415 2N5551S
R511 R512 R513
R726
OPEN
0R47(2) 0R47(2) 5K6 OPEN
R517 R518
ZD409
0R47(2) 0R47(2)
OPEN
D416 22(1)
OPEN R526
C
Q434
2SB1647
C446
OPEN
C447 C448
10/100 10/100
Measurement condition
・ Voltage measurement
No signal
・ Waveform measurement
INPUT: 200mVrms / 1KHz (ANALOG)
Surround mode: MCh Stereo
VOL: 70
Speaker load: 8ohms
27
PAGE 1
C403 R407
10N-K 10K
Q405
2N5401S
R421
33K
CP402
FL FL
FR FR
C C
SL SL
SR SR
CP402
YMW025-05R
TO CN4213
CP403
+HIGHB
+HIGHB
+HIGHB
Q417 R493
-HIGHB
OPEN OPEN
-HIGHB
-HIGHB
R551
HIGHGND
OPEN
HIGHGND
HIGHGND
C419 PREGND
OPEN
R734
R733 CP403
OPEN
OPEN SC52137-101A
R449 OPEN
R464
PRF18BF471QB5RB
CN404
D458
D457
0
R508 OPEN
CHASSIS
THERMALDTETE
OPEN
THERMALDTETF
DC_DET3 DC_DET3
DC_DET4 DC_DET4
ASO_DET ASO_DET
RADI_THERMAL RADI_THERMAL
TR_THERMAL TR_THERMAL
CN404
WIRE_7P
R536
3K3
E5
PAGE 2
AMP B'D 2/2_M1
TO 5E
TO CN4212
TO N1019