Denon AVR-X2300W Service Manual

SCH20_AMP1
ANALOG AUDIO DIGITAL AUDIO TMDS SIGNAL ANALOG VIDEO DIGITAL VIDEO STBY POWERHDMI GND LINE POWER- LINE POWER+ LINE
SBR
SBL
FR
SR
C
SL
FL
-B
AGND
AGNDAGND
AGND
AGND
AGND
AGND
AGND AGND AGND AGND AGND AGND
R484
150
OPEND445
2K7
R476
10K
R510
R504
150K
150K
R460
R417
150K
HIGHGND
SL
DC_DET4
TR_THERMAL
ASO
RADI_THERMAL
AGND AGND AGND AGND
OPEND447 OPEND443
2K7
R519
2K7
R432
10KR731
MAIN 1/3_A5
C513 330/6.3 C516 OPEN
C522
OPEN
R409
150K
R528
1K2(1)
R529
1K2(1)
1K2
R705
R461
OPEN
C443
OPEN
R420
OPEN
JP537 JUMPER
JP468 OPEN
R445
4.7K(1)
JP416 OPEN
OPEN
C430
C417
OPEN
C416
10/100
R423 10K
C403
10N-K
SR
SL
FR
TR_THERMAL
ASO_DET
DC_DET3
CHASSIS
SBL_IN
SBR_IN
SL_IN
SR_IN
C_IN
FR_IN
AGND
47/50(ROB)
C440
OPEN
C521
47/50(ROB)
C408
33K
R524
R515
JUMPER
150K
R496
R452
150K
ZJ5.1A
ZD404
R437
33K
JUMPER
R428
ZD401
ZJ5.1A
2N2-K
C445
R527
150
OPEN
C529
R485
1K2(1)
100P-J
C421
OPEN
C528
100K
R446
R441
1K2(1)
2N2-K
C413
100P-J
C405
100K
R402
R719
220
R525
220
R486
1K2(1)
OPEND446
R704
1K2
R442
1K2(1)
R717
220
R438
220
1K2
R703
JUMPER
D418
JUMPER
D412
JUMPER
D406
Q435
OPEN
D413
OPEN
R447
OPEN
Q411
OPEN
R418
OPEN
D401
OPEN
R403
OPEN
R487
47(1)
C427
OPEN
R443
47(1)
OPEN
C411
C467
OPEN
R507
220K
220K
R520
C499
OPEN
R477
OPEN
R463
OPEN
OPEN
R433
R509
470
220/25(KR3)C439
C436
220/50(KR3)
R495
4.7K(1)
JP544 JUMPER
JP520 OPEN
R465
470
R451
4.7K(1)
KTC3964
Q409
R404
4.7K(1)
220/50(KR3)
C404
OPEN
C446
C433
OPEN
22(1)
R502
R458
22(1)
C414
OPEN
R439
22(1)
R415
22(1)
OPEN
C402
R511
0R47(2)
0R47(2)
R517
0R47(2)
R474
2SD2390
Q416
Q410
2SB1560
0R47(2)
R424
2
1
SC52136-021A
CP503
C432
OPEN
R457 10K
10KR456 R413 10K
10KR414
2
1
SC52136-021A
CP501
5K6
R513
D408
1N4148
R466 10K
5K6
R426
1N4148
D402
C
FL
+HIGHB
33(1)
R493
Q405
2N5401S
R421
22K
+HIGHB
-HIGHB
HIGHGND
-HIGHB
SR
OPEN
R508
C
FL
RADI_THERMAL
DC_DET4
D458
0
R733
OPEN
INPUT 1/1 N3
SBL_IN
SBR_IN
SL_IN
SR_IN
FL_IN
47/50(ROB)
C424
OPEN
C520
ZD407
ZJ5.1A
R472
JUMPER
R481
33K
100K
R490
100P-J
C437
2N2-K
C429
R440
150
OPEN
C527
OPEND448
R718
220
R482
220
OPEND444
R491
OPEN
R505
OPEN
Q423
OPEN
D407
OPEN
R530
47(1)
C435
OPEN
KTC3964
Q433
4.7K(1)
R489
KTC3964
Q421
220/25(KR3)C423
220/50(KR3)
C420
JP518 JUMPER
220/25(KR3)C407
R408
4.7K(1)
R422
470
R526
22(1)
R483
22(1)
2SD2390
Q428
Q434
2SB1560
0R47(2)
R467
2SB1560
Q422
2SD2390
Q404
0R47(2)
R430
C448
OPEN
R500 10K
10KR501
2
1
CP502
SC52136-021A
D414
1N4148
R469
5K6
FR
100(1)
R551
10KR732
4 3 2 167 5
WIRE_7P
CN404
1235 4
YMW025-05R
CP402
R536 2K7
C515 22/16 C514 330/6.3 C517 OPEN
HDMI DIGITAL CNT G9
R410
JUMPER
3K3(1)R521
470/16(KR3)
C442
R473 33K
R405
OPEN
10/100
C415
R506 22K
R499 47K
22KR459
22KR416
R406
DHPTF1608-105T
C401
100N-K
C419
100/100
TR_THERMAL
ASO_DET
DC_DET3
THERMALDETE
HIGHGND
HIGHGND
-HIGHB
+HIGHB
+HIGHB
R523
470K
R712
JUMPER
5
1
2
3
4
Q419
HN4A06J
1K2
R514
Q425
KTA1024Y
R497
JUMPER
R453
JUMPER
1K2
R444
470P-100V(PEF)
C412
470K
R436
JUMPER
R710
1K2
R427
Q401
KTA1024Y
1K2
R401
JUMPER
D417
KTC3206Y
Q436
R516 33K
C441
OPEN
R492
OPEN
Q426
OPEN
JUMPER
D411
3K3(1)R478
C426
470/16(KR3)
C425
OPEN
220P-100V(PEF)
C422
Q414
OPEN
R448
OPEN
JUMPER
D405
Q412
KTC3206Y
R434 3K3(1)
220P-100V(PEF)
C406
R429 33K
0R47(2)
R512
0R47(2)
R518
D415
OPEN
ZD409
OPEN
C431
OPEN
ZD406
OPEN
D410
OPEN
R479
560
0R47(2)
R475
ZD405
OPEN
D404
OPEN
R435
560
ZD402
OPEN
D403
OPEN
0R47(2)
R425
R726
OPEN
2N5551S
Q430
22KR503
C434
100N-K
R498 200K
R494
DHPTF1608-105T
Q427
2N5401S
R462 22K
R455 47K
Q415
2N5401S
R454 200K
DHPTF1608-105T
R450
100N-K
C418
R419 22K
R412 47K
2N5551S
Q406
R724
OPEN
R411 200K
Q417
KSA992F
R407
10K
RADI_THERMAL
THERMALDETF
DC_DET4
OPEN
D457
PREGND
HIGHGND
OPEN
R734
-HIGHB
+HIGHB
-HIGHB
R488
1K2
5
1
2
3
4
Q408
HN4A06J
470P-100V(PEF)
C428
1K2
R471
R480
470K
JUMPER
R711
Q413
KTA1024Y
5
1
2
3
4
HN4A06J
Q407
220P-100V(PEF)
C438
Q424
KTC3206Y
Q402
OPEN
C410
470/16(KR3)
C409
OPEN
C447
OPEN
C. W.
VR403 NVZ6THT(1K)
C. W.
VR413 OPEN
R522
560
ZD408
OPEN
D416
OPEN
C. W.
VR402 NVZ6THT(1K)
C. W.
VR412 OPEN
D409
OPEN
0R47(2)
R468
C. W.
VR401 NVZ6THT(1K)
C. W.
VR411 OPEN
ZD403
OPEN
0R47(2)
R431
7CH_AMP
2N5551S
Q418
R725
OPEN
Q403
2N5401S
5678910 4 3 2 1
SC52137-101A
CP403
MAIN 1/3_B3
PAGE 1
4 3 126 578910111213
SC52137-131A
CP401
470P-100V(PEF)
C444
R449 OPEN
PAGE 2
AMP B'D 2/2_A1
PAGE 2
AMP B'D 2/2_M1
R464 PRF18BF471QB5RB 75T
S920_X2300 AMP SCH
1.1V
56V
0V
0V
-52.8V
-1.1V
-53V
0.6V
51.6V
51V
-52V
-52V
Point A Point B Point C
Point A
Point B
Point C1
Point C2
Voltage A
Measurement condition
・Voltage measurement
No signal
・Waveform measurement
INPUT: 200mVrms / 1KHz (ANALOG)
Surround mode: MCh Stereo
VOL: 70
Speaker load: 8ohms
DC mode AC mode
Point C1
Point C2
Voltage A
E3
TO 3E
E4
TO 4E
CN404
TO N1019
CP401
TO CN401
CP402
TO CN4213
CP403
TO CN4212
26
Caution in
servicing
Electrical Mechanical Repair Information Updating

Denon AVR-X2300W Specifications

General

Receiver type	-
Audio output channels	7.2 channels
Power output per channel (20-20KHz@8 Ohm)	95 W
HDMI in	7
Number of HDMI outputs	2
Wi-Fi	Yes