Marantz SR5014 Service Manual page 30

SCH22 AMP1
SR5014 AMP SCH
59.2V
Point A
R427 C408
330 47/50(RA3)
R436
CLAMP400
470K
CLAMP401
CLAMP402
C520
OPEN
CLAMP403
CP401
CP401
A2001-WV13_13P_2.0MM
FL
AGND AGND
SL
AGND
C
Voltage A
AGND
SR
AGND
FR
AGND AGND
SBL
AGND
SBR
TO CN5600
R471 C424
330 47/50(RA3)
R480
470K
C521
OPEN
R514 C440
330 47/50(RA3)
R523
470K
C522
OPEN
Point A
G9
PAGE 2
AMP B'D 2/2_A1
TO 9G
GND LINE POWER+ LINE POWER- LINE ANALOG AUDIO
60.0V
R703
D459 R403
R401 150
1N4148 D473
150 270(1)
OPEN R405
270(1)
D460
1N4148
D401 1.1V
0.6V 1N4148
Q401
KTA1024Y
C527 Q402
OPEN
KTA1024Y
R409 R410
150K C406
C405 JUMPER
OPEN 220P-100V R418
R420
12K(2)
470K
R428
2
0 R429 33K
1 3
C409
5 4
470P-100V
Q407
C410
HN4A06J R433
100/50(KR3) 470K
R434 3K3(1)
-1.1V
-57.0V
R437 R717 R438
C413 R710
33K R440 220 220 Q411 Q412
2N2-K 470 JUMPER
KTC3206Y KTC3206Y
-57.7V
R441 R442
1K(1) 1K(1) R443 Point B
D405 D406
270(1)
1N4148 1N4148
-59.3V
-57.0V
R444 R704
R447
D465 150 150 D474
270(1)
OPEN R448
1N4148
270(1)
D466
1N4148 D407
1N4148
Q413
C528 KTA1024Y Q414
OPEN
KTA1024Y
R452 R453
C422
150K C421
JUMPER
OPEN 220P-100V R461
R463
12K(2)
470K
R472 2
R473 33K
0
1 3 C425
5 4
Q408 470P-100V
HN4A06J C426
R477
100/50(KR3)
470K
R478 3K3(1)
R481 R718 R482
C429 R711 Q424
33K R484 220 220 Q423
KTC3206Y
2N2-K 470 JUMPER
KTC3206Y
C499
OPEN
R485 R486
R487
1K(1) 1K(1) D411 D412
270(1)
1N4148 1N4148
R705
R491
R488 150
D461 D475
150 270(1)
1N4148 OPEN R492
270(1)
D462
1N4148 D413
1N4148
Q425
KTA1024Y Q426
KTA1024Y
C529 OPEN
R496
R497 C438
C437
150K
OPEN JUMPER 220P-100V R505
R507
12K(2)
470K
R515 2
R516 33K
0
1 3 C441
5 4 470P-100V
Q419
C442
HN4A06J R520
100/50(KR3)
470K
R521 3K3(1)
R524 R719 R525
33K C445 R712 220 220 Q436
R527 Q435
2N2-K 470 JUMPER KTC3206Y
KTC3206Y
C467
OPEN
R528 R529
R530
1K(1) 1K(1) D417 D418
270(1)
1N4148 1N4148
Point B
DC mode
Voltage A
DIGITAL AUDIO TMDS SIGNAL VIDEO SIGNAL COMPONENT(Y)
7CH_AMP
60.7V
R404
R406
OPEN
CP501 DHPTF1608-115T C401
C402 100N-K
A2001-WR02_2P_2.0MM
C404 OPEN
OPEN
1 2 R411 680K
R408 0V
Q404
R432 OPEN
R415 2SD2560
D402
2K7 22(1)
R417
1N4148
160K
ZD402
OPEN
R423 10K
Q409
KTC3964 D403 R424 R425
OPEN Point C1 R426 R724
0R47(2) 0R47(2)
5K6 56K
Point C2
R422 R430 R431
ZD403
0R47(2) 0R47(2)
470 OPEN
R435
D404
560 OPEN
0V
R439
Q410
VR401 NVZ6THT-1K
22(1)
2SB1647
C435
OPEN
C414
OPEN
C415 C416
22/100 (RA3)
22/100 (RA3)
JP416 OPEN
JP518 JUMPER
R445
OPEN R450 C418
CP502 DHPTF1608-115T 100N-K
C417
A2001-WR02_2P_2.0MM
C420 OPEN
OPEN
1 2
R454 680K
R451
Q416
R476
OPEN R458 2SD2560
2K7 22(1) D408 R460
1N4148
160K
ZD405
OPEN
R466 10K
Q421
KTC3964
D409 R467 R468
OPEN R469 R725
0R47(2) 0R47(2)
5K6 56K
R465 R474 R475
470 ZD406 0R47(2) 0R47(2)
OPEN
R479
560 D410
OPEN
Q422
2SB1647
R483
22(1)
VR402 NVZ6THT-1K
C430
OPEN
C431 C432
22/100 (RA3) 22/100 (RA3)
JP520 OPEN
JP544 JUMPER
R489
OPEN R494
CP503 DHPTF1608-115T
C433 C434
A2001-WR02_2P_2.0MM
C436 100N-K
OPEN
OPEN
1 2
R495 R498 680K
Q428
R519 OPEN R502
2SD2560
2K7 22(1) D414
R504
1N4148
160K
ZD408
R510
OPEN 10K
Q433
KTC3964
D415
R511 R512
R513 R726
OPEN 0R47(2) 0R47(2)
5K6 56K
R509 R518
R517
470 ZD409 0R47(2)
0R47(2)
OPEN
R522
D416
560
OPEN
R526
Q434
22(1)
2SB1647
VR403 NVZ6THT-1K
C446
OPEN
C447 C448
22/100 (RA3) 22/100 (RA3)
JP468 OPEN
JP537 JUMPER
Point C
Measurement condition
AC mode
Point C1
・ Voltage measurement
No signal
・ Waveform measurement
INPUT: 200mVrms / 1KHz (ANALOG)
Surround mode: MCh Stereo
Point C2
VOL: 70
Speaker load: 8ohms
30
C403 R407
10N-K 10K
Q403
2N5401S
R412 15K
R416 22K Q405
2N5401S
R419 22K
R421
Q406
22K
2N5551S
FL
FR
FL
C
SL
SR
Q417 R493
KSA992F 10(1)
Q415
2N5401S
R455 15K
R459 22K
R462 22K
Q418
R449 OPEN
2N5551S
R464 PRF18BF471QB5RB 75T
R508
OPEN
FR
Q427
2N5401S
R499 15K
R503 22K
R506 22K
Q430
2N5551S
C
H0
PAGE 2
AMP B'D 2/2_M1
PAGE 1
CP402
CP402
A2505-WV05_5P_2.5MM
TO CN4213
CP403
CP403
A2001-WV10_10P_2.0MM
+HIGHB
+HIGHB
+HIGHB
TO CN4212
-HIGHB
-HIGHB
-HIGHB
HIGHGND
HIGHGND
HIGHGND
PREGND
R734 R733
OPEN OPEN
CN404
CN404
1.0-11-06P
CHASSIS
THERMALDETE
DC_DET3 TO N1019
DC_DET3
DC_DET4
DC_DET4
ASO_DET
ASO_DET
RADI_THERMAL
RADI_THERMAL
TR_THERMAL
TR_THERMAL
RJ583 JUMPER
RJ596 JUMPER
RJ597 JUMPER
CP404
OPEN
+HIGHB
+HIGHB
-HIGHB
-HIGHB
HIGHGND
HIGHGND
TO 0H