Marantz SR5012 Service Manual page 36

SCH27_FRONT
SR5012 FRONT
R4490
0
R4489
0
F4401
OPEN
R4400
OPEN
R4403
0
FROM TRANS
CP4400
OPEN C4408
ZD4400 D4400
OPEN LBAS16HT1G
OPEN JUMPER
OPEN
OPEN
VkkGND
OPEN
Vkk
F4400
6125FF-500
F500mAL
125V
CN4400
HDMI DIGITAL CNT M6
CN4400
M3.3V
D/MGND
SWM3.3V
A+7V
A-7V
VAUXR
AGND
VAUXL
MICGND
MIC
VGND
VAUXV
H/PGND
H/PL
H/PR
FRONT_IRIN
SWM5V(MX)
POWERKEY
REDLED
FLCLK
FLDATA
FLCE1
M-DAX_LED
FLRST
GRNLED
FIL_CTRL
NC
DIRECT_LED
NC
HP_MIC_DET
CPU_POWER
KEY1
KEY2
KEY3
ISELA
ISELB
VSELA
VSELB
FACT_RST
D/MGND
TO N1017
BKT4403
BKT4402
GND LINE POWER+ LINE POWER- LINE ANALOG AUDIO
FLT4400
GP1261AI
U4400
NJM2887DL3
5
1 CON VADJ
GND GND
VIN 6 VO 163mA
2 4
3
R4415
D4403 C4424
150K
1N4007 100N-K
D4404
R4411
75K 1N4007
R4406
C4432
100K
D4405
R4423 R4425
C4433
1N4007
10 10
R4430
R4431
R4432
C4426
100N-K
R4433
R4500
D4401
1N4007
TARGET : 46V 42V(34mA) 27K(1W)
2 1
Q4403
R4416 R4418
3 KTC1027Y
4K7 4K7 Q4412
KTC1027Y
C4413 MIC&HP DET SECTION
C4409
OPEN JUMPER
ZD4401 R4421
C4421
ZJ18B OPEN
C4416 1/50
C4410 Q4411
1/50
C4414 RT1N141C
OPEN
220/63(10*16) ZD4402
ZJ24B
Q4415
RT1N141C
1
R4492 Q4414
3
2SC3052
10K 2
Q4413
RT1N241C
R4402 R4414 R4422 R4427
OPEN OPEN OPEN OPEN
Q4400 Q4404
OPEN OPEN
R4405 R4409
100 150
SOUND
MODE
R4426 R4429 R4437
100
100 150
PRESET
CH+
ZONE2 ZONE2 PURE STATUS
ON/OFF DIMMER SELECT DIRECT
SR5012 FRONT PANEL KEY LAYOUT
PURE DIRECT, M-DAX, ZONE2 ON/OFF, ZONE2 SELECT, PRESET CH-, PRESET CH+, DIMMER, STATUS, SOUND MODE
DIGITAL AUDIO TMDS SIGNAL VIDEO SIGNAL COMPONENT (Y)
C4435
100N-K
100N-K
10/50
100
100
MICDET
100
120K R4435 R4436
10K OPEN MIC
MICGND
A-7V
C4434
Q4406
10N-K A+7V
RT1N141C
VAUXV
V.AUX/GND
VAUXR
AGND
VAUXL
Active "L"
R4503 R4499
3K9 3K3
CN4401
BMH200-05R
D/MGND
Q4417
Q4418
H/PDET
RT1N141C
RT1N141C
H/PL
H/PGND
H/PR
LED4406 LED4407
BLBUF4V2 BLBUF4V2
R4434 R4438
1K2 1K2
Q4405 Q4407
RT1N141C RT1N141C
R4442
100
ZD4405
OPEN
ZD4406
OPEN
SWM3.3V
VSELB
VSELA
R4443
D/MGND 100
M3.3V R4441
FIRIN
RMC4400
94ES9A
R4439
150
R4444
D/MGND
M-DAX
PRESET
CH-
Q4408
Q4409
RT1N141C
RT1N141C
36
V.AUX B'D
R4448 R4471
1K 2K2
R4473 R4480
100 OPEN
ZD4407 C4449
ZJ5.1B 10/50
R4510
BD4406
0
OPEN
Q4423
Active "H"
OPEN
C4469
10/50
R4459
8 5
C4489 4 3
R4495 R4451
7 100
1
100
ZD4403 1/50 6 100
U4401:B 2
ZJ5.1B U4401:A
NJM4580CG
NJM4580CG
R4494 10K
ZD4404 R4455
C4471 33P 33K
ZJ5.1B
C4444
33P-J
MIC OPAMP Gain Edit
R4474 BD4403
470 0
C4455 R4467
C4450
330P-J 100K
RJ4400 BD4404 0
47N-K R4488
OPEN C4478
R4450 C4456
R4468
4 3
100 330P-J
100K R4475 BD4405 C4474
1 C4452
470
10/50
2
U4402:A D4415
R4460
NJM4580CG
100K
D4411
C4447 R4476
47N-K
0
R4462 R4482
U4402:B
100K OPEN
R4452
NJM4580CG 8 5
100
C4453
7 C4475
C4438 1/50 10/50
RJ4001 6 C4479
C4437 1/50
OPEN
C4480
C4481
R4487
BD4400 0
C4484
H/P B'D
C4472
BD4401
CP4401 0 D4409
BMW200-05
D4413
D/MGND
C4485
H/PDET
C4473
H/PL
H/PGND R4469
BD4402 0 D4410
H/PR
100
D4414
RJ4402 JUMPER
R4463
C4457
OPEN 1N-K
R4464
C4458
OPEN
1N-K
RJ4403 JUMPER
USB B'D
BD4408
5
VBUS
-DATA
+DATA
GND
ENCODER B'D
6
R4456 JK4400
4K7
R4453 100
C4440
C4442
10N-K
470P-J
G4400
C4443
C4441 VOLENC OPTION TABLE
470P-J
10N-K
U N / K
R4454 100
R4457 C4482/C4483 OPEN 100N(1608)
4K7
C4476 100N(EB)-100V OPEN
100
C4477 47N(EB)-100V OPEN
BD4406/BD4407 JUMPER(0) CB03Y(120ohm)
Vcc
C4484/C4485 OPEN 10N(1608)
GND
C4472/C4473 10N(EB)-100V OPEN
Vout
Q4410
RT1P441C
0 R4449
OPEN
FUNCTION ENCODER B'D
R4477
R4465 100 R4483
100 4K7
VEC4401 EC16B12SAAD4
ZD4408 C4460
C4465
OPEN 10N-K
470P-J
R4445
300
RED
FUNCTION
ENCODER
C4461
LED4408 ZD4409
C4466 VOLENC
10N-K
R4447 GREEN WEJ3290W-R2H0-BA OPEN
470P-J
R4478
390
(Phi 3.0) 100
R4466 100 R4484 4K7
ON/STBY
SW4409
MIC
JACK4400
BD4407
0
C4483 OPEN
C4482 OPEN
C4476 100N(EB)-100V
C4477 47N(EB)-100V
D4412 LBAS16HT1G
D4416 LBAS16HT1G
V.AUX_R
V.AUX_L
OPEN
100N-K
1/50 V.AUX_V
LBAS16HT1G
LBAS16HT1G
1/50
100N-K
47N-Z
OPEN
OPEN
G4402
OPEN
10N(EB)-100V
LBAS16HT1G
LBAS16HT1G
OPEN
G4401
10N(EB)-100V
LBAS16HT1G
JK4401
LBAS16HT1G 9
8
7
6
5
4
3
2
1
CN4402
CB05YTYH CN4402
BD4409
VBUS
-DATA
+DATA
4 3
L4400
GND
OPEN
1 2 GND
BD4410 TO N1008