Marantz NR1607 Service Manual page 30

SCH21_FRONT
R4403 R4410
U 0 0
N/F 1R2 1R2
R4409 OPEN
R4400 R4410 0
100
C4410
OPEN
R4403 0
FIL2
R4401
OPEN 100
R4404 OPEN
FIL1
D4400 R4402
OPEN
F4400
1N4007 4R7(1)
Vkk GND
6125FF500-R
OPEN
F500mAL/125V
Vkk R4416
!
4K7 Q4412
KTC1027Y
C4404 ZD4400
10/50 ZJ6.8B
C4408 C4411
100/63 1/50
R4488
A+7V
CP4400 Q4409
C4400
10/16(3*5) 10K 2SC3052
TO N1017
C4401
10/16(3*5)
Q4413
A-7V
RT1N241C
M3.3V
D/MGND
FUSE OPEN PROBLEM(16/01/18)
SWM3.3V
A+7V FLDATA
A-7V FLCLK
NC(VAUXV) FLCE1
MICGND
MICGND
C4407 C4409
MICGND
10/50 100N-K
MIC MIC
D/MGND
H/PGND
H/PGND H/PGND
H/PL H/PL
H/PR H/PR FLRST
FRONT_IRIN FIRIN
SWM5V(MZ)
POWERKEY POWERKEY
S.BY_RED_LED S.BY_R_LED
FLCLK FLCLK
FLDATA FLDATA
FLCE1 FLCE1
M-DAX_LED M-DAXLED
FLRST FLRST
S.BY_GRN_LED S.BY_G_LED
FIL_CTRL FIL_CTRL
NC(3DRED)
P-DIRECTLED P_DIRECTLED
MICDET MICDET
H/PDET H/PDET
NC(DOORDET)
KEY1 KEY1
KEY2 KEY2
KEY3 KEY3
ISELA ISELA
ISELB ISELB
VSELA VSELA
VSELB VSELB
D/MGND
NC(FOPT)
CP4400
1.0-11S-40PW
FROM RMC4400
R34ES9A
DIGITAL_CNT
R4418
100
Q4401
RT1P141C
FIRIN
R4417
C4419 C4420
OPEN 100/10 100N-K
R4406
4K7
R4412 100
ISELB
C4412 C4453
470P-J 10N-K
3
C4413 C4454
470P-J 10N-K
ISELA
R4413 100
R4407
4K7
R4408
4K7
R4414 100
VSELA
C4414 C4416
470P-J 10N-K
3
C4415 C4417
470P-J 10N-K
VSELB
R4411 100
R4405
4K7
GND LINE POWER+ LINE POWER- LINE ANALOG AUDIO
NR1607 FRONT B`D
dts A U D Y S S E Y TUNED
AUTO HDMI DIGITAL ANALOG S.BACK
1 2 3 4 5
R4419 Q4403
R4428 Q4405
100 2SC3052 2SC3052
100
D4404 D4405
D4402 R4420 D4403 R4425 R4429 R4431
100K 39K OPEN 100K OPEN 39K
OPEN OPEN
R4435
R4436
R4437
R4434
10K
R4438
R4460
Q4407
RT1N441C
R4430
220
M-DAX
LED4400
RED
BL-BUF4V5K-1-HS-NP-AV
LED4401 C4423 R4432
R4424 BZ-BB43V4V OPEN OPEN
P-DIRECT
1K
BLUE
M-DAXLED
Q4402
RT1N141C
Q4404
P_DIRECTLED
RT1N141C
R4421 R4426
100 150
KEY1
ZONE2 ON/OFF DISPLAY PURE DIRECT
R4422 R4427
100 150
KEY2
STATUS INTERNET RADIO M-DAX
R4423
100
KEY3
SOUND MODE ZONE2_SELECT
LED4402
WEJ3290W-R2H0-BA
(Φ 3.0)
GRN RED
POWERKEY
R4433
390
Q4406
RT1N141C
STBY
DIGITAL AUDIO TMDS SIGNAL VIDEO SIGNAL COMPONENT (Y)
STEREO R D S SLEEP
dB
MUTE
PCM Z2
DIG. ANA.
6 7 8 9 10 11 12 13 14 15 16 17
R4440 OPEN
R4441 39K
R4442 10
100
100
100
MICDET
OPEN
0
MIC
C4424
ZD4404
10N-K
ZJ5.1B
C4434 C4436 R4445
100N-K OPEN 47K
ZD4405
ZJ5.1B
C4435
100N-K
H/PDET
H/PL
H/PR
A-7V
A+7V
R4439
300
Q4408
RT1N141C
30
FRONT 1/1
REF: 4400-4599
MP
!
INDICATES SAFETY CRITICAL COMPONENTS.
TO REDUCE THE RISK OF ELECTIC SHOCK, LEAKAGE
CURRENT OR RESISTANCE MEASUREMENTS SHALL BE
CARRIED OUT ( EXPOSED PARTS ARE ACCEPTABLY
INSULATED FROM THE SUPPLY CIRCUIT ) BEFORE
THE APPLIANCE RETURNED TO THE CUSTOMER.
IC4400:A
R4451
NJM4580CG
100 Mic, H/P B'D
R4446 4 3
100
1
2
R4453 R4454
C4439
560 2K2
R4447 18K 100P-J
OPEN
R4448
ZD4406 C4446
C4437 82P-J 10/16(3*5)
ZJ5.1B
C4438
100/10(6.3*5)
R4456
100
C4449
IC4400:B 1/50(3*5)
NJM4580CG
6
7
8 5
D4414
LBAS16HT1G
+7V
MICDET
MIC
MICGND
C4451
H/PDET
D4412
H/PL
D4413
H/PGND
H/PR
C4443
CN4400 CP4403
300MM/8P 1N-J
20010WS-08
C4444
1N-J
USB B'D
CP4402
USB_YS-UA-002-13
5
VBUS
BD4400
-DATA
0
+DATA
GND
L1_T4400
6
OPEN
BD4401
0
JACK4400
PJ-323A-4
5
4
2
MIC
1
C4452
100N-K
D4415
LBAS16HT1G
100N-K
PLT4401
LBAS16HT1G
LBAS16HT1G
1
R4444
0 2
3
4
5 H/P
6
7
8
9
JACK4401
PJ-612A-9
CN4401
TO N1008
CN4401
540MM/6P
BD4402
VBUS
CB05YTYH221
VBUS
-DATA
+DATA
GND
GND