Marantz SR5014, Service Manual

Page: 30 / 178

SCH22 AMP1
VIDEO SIGNAL COMPONENT(Y) ANALOG AUDIO DIGITAL AUDIO TMDS SIGNAL GND LINE POWER- LINE POWER+ LINE
SBR
SBL
FR
SR
C
SL
FL
-B
AGND
AGND AGND
AGND
AGND
AGND
AGND
A
G
N
D
A
G
N
D
A
G
N
D
A
G
N
D
A
G
N
D
A
G
N
D
0
R428
O
PE
N
D
44
5
2K7
R476
10K
R510
R504
160K
160K
R460
160K
R417
+H
IG
H
B
1
H
IG
H
G
ND
1
HI
G
H
G
N
D
S
L
DC
_D
ET
4
TR
_T
H
E
R
M
AL
AS
O
R
A
DI
_T
H
ER
M
AL
A
G
N
D
A
G
N
D
A
G
N
D
A
G
N
D
O
PE
N
D
44
7
O
PE
N
D
44
3
2K
2
R
73
1
MA
IN
1/
3_A
5
C
51
6
O
PE
N
C522
OPEN
R528
1K(1)
R529
1K(1)
150
R705
R461
12K(2)
R405
270(1)
R420
470K
JP537 JUMPER
JP468 OPEN
JP416 OPEN
OPEN
C430
C417
OPEN
C416
22/100 (RA3)
R423 10K
C403
10N-K
C
53
4
O
PE
N
SR
SL
FR
RJ597 JUMPER
CHASSIS
SB
L_
IN
SB
R
_I
N
CLAMP403
CLAMP401
S
L_
IN
S
R
_I
N
C
_I
N
FR
_I
N
AGND
47/50(RA3)
C440
OPEN
C521
C520
OPEN
47/50(RA3)
C408
33K
R524
R515
0
D461
1N4148
D462
1N4148
R452
150K
D465
1N4148
R437
33K
R409
150K
D459
1N4148
D460
1N4148
2N2-K
C445
470
R527
OPEN C529
R485
1K(1)
OPEN
C528
OPEN
C421
R441
1K(1)
2N2-K
C413
470
R440
OPEN
C405
R719
220
R525
220
R486
1K(1)
O
PE
N
D
44
6
R704
150
R442
1K(1)
R717
220 R438
220
150
R703
1N4148
D418
1N4148
D412
1N4148
D406
Q435
KTC3206Y
D413
1N4148
270(1)
R447
Q411
KTC3206Y
R418
12K(2)
270(1)
R403
D401
1N4148
R492
270(1)
R487
270(1)
470
P
-100
V
C
42
7
R448
270(1)
R443
270(1)
C467
OPEN
R507
470K
470K
R520
C499
OPEN
R477
470K
470K
R463
R435
560
R433
470K
220
/25
(R
A
3)
C
43
9
R495
OPEN
JP544 JUMPER
JP520 OPEN
R451
OPEN
OPEN
C446
R526
22(1)
C433
OPEN
22(1)
R502
22(1)
R458
C414
OPEN
R439
22(1)
22(1)
R415
OPEN
C402
R511
0R47(2)
R517
0R47(2)
R474
0R47(2)
2SD2560
Q416
Q410
2SB1647
0R47(2)
R424
C432
22/100 (RA3)
R
45
7
10
K
10
K
R
45
6
R
41
3
10
K
10
K
R
41
4
5K6
R513
D408
1N4148
R466 10K
5K6
R426
1N4148
D402
C
FL
-H
IG
H
B
1
+H
IG
H
B
C
41
9
100
/10
0
Q417
KSA992F 10(1)
R493
R421
22K
Q405
2N5401S
+H
IG
H
B
-H
IG
H
B
DC
_D
ET
3
H
IG
H
G
N
D
-H
IG
H
B
S
R
OPEN
R508
C
FL
RJ583 JUMPER
RJ596 JUMPER
D
45
8
0
R733
OPEN
IN
P
U
T
1/
1
N
3
SB
L_
IN
SB
R
_I
N
CLAMP402
S
L_
IN
S
R
_I
N
FL_
IN
47/50(RA3)
C424
150K
R496
R481
33K
D466
1N4148
R472
0
OPEN
C437
2N2-K
C429
470
R484
OPEN
C527
O
PE
N
D
44
8
R718
220
R482
220
O
PE
N
D
44
4
270(1)
R491
R505
12K(2)
Q423
KTC3206Y
D407
1N4148
R530
270(1)
470
P
-100
V
C
44
3
470
P
-100
V
C
41
1
2K7
R519
C435
OPEN
2K7
R432
JP518 JUMPER
220
/25
(R
A
3)
C
42
3
R408
OPEN
220
/25
(R
A
3)
C
40
7
R483
22(1)
2SD2560
Q428
Q434
2SB1647
0R47(2)
R467
2SB1647
Q422
R430
0R47(2)
2SD2560
Q404
C448
22/100 (RA3)
R
50
0
10
K
10
K
R
50
1
D414
1N4148
R469
5K6
FR
R
55
1
100
(1
)
2K
2
R
73
2
1.0-11-06P
CN404
1
2
3
5
4
A2505-WV05_5P_2.5MM
CP402
R
53
6
1K
2
C
51
4
330
/6
.3
C
51
3
330
/6
.3
C
51
5
22
/1
6
C
51
7
O
PE
N
CP404
OPEN
HDM
I D
IG
ITAL
CNT
G
9
3K3(1) R521
100/50(KR3)
C442
R473 33K
R445
OPEN
R506 22K
R499 15K
22K R459
22K R416
C401
100N-K
DHPTF1608-115T
R406
HIGHGND
-HIGHB
+HIGHB
TR_THERMAL
TR_THERMAL
ASO_DET
ASO_DET
DC_DET3 DC_DET3
HIGHGND
HIGHGND
-HIGHB
+HIGHB
+HIGHB
CLAMP400
R523
470K
JUMPER
R712
5
1
2
3
4
Q419
HN4A06J
330
R514
Q425
KTA1024Y
R453
JUMPER
Q413
KTA1024Y
150
R444
470K
R436
JUMPER
R710
1000
P
-100
V
(F
N
S
)
C
41
2
R410
JUMPER
330
R427
150
R401
1N4148
D417
KTC3206Y
Q436
R516 33K
C441
470P-100V
Q426
KTA1024Y
1N4148
D411
3K3(1) R478
C426
100/50(KR3)
C425
470P-100V
Q414
KTA1024Y
220P-100V
C422
D474
OPEN
1N4148
D405
Q412
KTC3206Y
R434 3K3(1)
R429 33K
220P-100V
C406
D473
OPEN
D415
OPEN
ZD409
OPEN
R509
470
KTC3964
Q433
0R47(2)
R512
R518
0R47(2)
C436
OPEN
C431
22/100 (RA3)
ZD406
OPEN
D410
OPEN
R479
560
R465
470
R475
0R47(2)
ZD405
OPEN
C415
22/100 (RA3)
D404
OPEN
ZD402
OPEN
D403
OPEN
KTC3964
Q409
0R47(2)
R425
C404
OPEN
R404
OPEN
Q430
2N5551S
R726
56K
22K R503
C434
100N-K
Q427
2N5401S
R498 680K
DHPTF1608-115T
R494
R462 22K
Q415
2N5401S
R455 15K
R454 680K
100N-K
C418
DHPTF1608-115T
R450
R419 22K
Q406
2N5551S
R412 15K
R724
56K
R411 680K
R407
10K
HIGHGND
-HIGHB
+HIGHB
RADI_THERMAL
RADI_THERMAL
O
PE
N
D
45
7
THERMALDETE
DC_DET4
DC_DET4
PREGND
HIGHGND
OPEN
R734
-HIGHB
+HIGHB
-HIGHB
R497
JUMPER
R488
150
5
1
2
3
4
Q408
HN4A06J
R480
470K
R711
JUMPER
330
R471
1000
P
-100
V
(F
N
S
)
C
42
8
5
1
2
3
4
HN4A06J
Q407
Q401
KTA1024Y
220P-100V
C438
D475
OPEN
Q424
KTC3206Y
Q402
KTA1024Y
C410
100/50(KR3)
C409
470P-100V
C447
22/100 (RA3)
ZD408
OPEN
D416
OPEN
R522
560
OPEN
R489
D409
OPEN
KTC3964
Q421
C420
OPEN
0R47(2)
R468
ZD403
OPEN
R422
470
R431
0R47(2)
7CH_AMP
Q418
2N5551S
R725
56K
Q403
2N5401S
5
6
7
8
9
10
4
3
2
1
CP403
A2001-WV10_10P_2.0MM
MA
IN
1/
3_B
3
PAGE 1
4
3
1
2
6
5
7
8
9
10
11
12
13
CP401
A2001-WV13_13P_2.0MM
1000
P
-100
V
(F
N
S
)
C
44
4
R449 OPEN
PAGE 2
AMP B'D 2/2_A1
2 1
A2001-WR02_2P_2.0MM
CP503
2 1
A2001-WR02_2P_2.0MM
CP501
PAGE 2
AMP B'D 2/2_M1
R464 PRF18BF471QB5RB 75T
2 1
A2001-WR02_2P_2.0MM
CP502
C
. W
.
VR402 NVZ6THT-1K
C
. W
.
NVZ6THT-1K VR401
SR5014 AMP SCH
C
. W
.
VR403 NVZ6THT-1K
1.1V
60.7V
0V
0V
-57.7V
-1.1V
-59.3V
0.6V
60.0V
59.2V
-57.0V
-57.0V
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
G9
TO 9G
H0
TO 0H
CN404
TO N1019
CP401
TO CN5600
CP402
TO CN4213
CP403
TO CN4212
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
30