2CH AMP, FRONT, HP, USB
2CH AMP (A SIDE)
2CH AMP (B SIDE)
FRONT (A SIDE)
FRONT (B SIDE)
HP (A SIDE)
USB (A SIDE)
USB (B SIDE)
HP (B SIDE)
J4408
J4407
Q4412
C441
1
LUG4400
ZD4403
J4424
J4416
J4446
J4447
J4442
J4413
J4439
J4440
J4474
J4481
R4467
R4461
Pb
D4400
R4500
J4412
J4417
J4438
J4425
J4444
J4443
J4428
R4430
J4436
J4435
J4473
J4449
J4458
J4457
J4459
J4410
R4502
J4406
J4404
R4436
R4435
J4422
FLT4401
J4450
J4403
R4501
ZD4401
C4408
J4409
J4472
R4402
ZD4402
CN4400
Q4400
SW4400
C4419
J441
1
RMC4400
SW4405
J4441
SW4408
R4437
J4427
J4445
SW4404
SW4407
SW4402
J4414
J4420
R4463
J4482
R4464
J4484
C4418
LED4400
J4491
VEC4402
J4437
J4479
J4426
J4451
J4423
J4452
VEC4404
J4432
LED4401
J4434
J4480
C4429
ZD4400
J4455
J4453
J4421
J4483
SW4403
R
LED4402
SW4406
C4404
CP4401
J4454
SW4401
IN
OP
FI
ADJ
ICT
BAR CODE
C4407
CP4400
VEC4400
VEC4403
VEC4401
U4400
VKK
VKKGND
FIL1 FIL2
FUNCTION
H/PL
BASS
SPEAKER
NC
ISELB
VSELB VSELA
KEY2 KEY1
NC
NC
NC
VGND
FLRST
FLCE1 FLDA
TA
SWM5V
H/PR H/PL
R
POWER
BASS_B BASS_A
TREBLE_A BAL_B BAL_A SWM3.3V D/MGND
D/MGND
P-DIRECTLED
H/P_DET
M-DAX_LED
GRN_LED
RED_LED POWERKEY
FRONT_IRIN
7P
LUG4404_A
H/PGND
H/PDET
(OPEN)
ZONE2 ON/OFF
PRESET-
TREBLE
DIMMER
BALANCE
STATUS
SOUND MODE
VOLUME
KEY3
ISELA
NC
FLCLK
G
H/PR
40P
TREBLE_B
M3.3V
CPU_POWER2
H/PGND H/PGND
ZONE2 SOURCE
NR1200 FRONT B'D (MP)
CIG25-1801N
7020-08477-000-0S
J4489
R4433
R4412
J4477
R4488
J4402
R4445
R4449
C4434
C4459
Q4406
C4402
C4403
R4400
R4401
C4410
Q4409
R4447
C4455
R4460
J4495
R4422
R4451
R4431
J4493
R4429
C4435
C4417
R4405 R4408
R4411
C4414
BD4405
R4439
C4412
J4496
J4476
R4415
J4486
R4448
C4428
C4430
C4431
R4434
R4440
R4441R4443
J4405
C4426
C4425
D4406
C4432
C4457
R4453
R4421
R4420
R4426
D4405
C4461
R4459
C4423
C4409
R4470
Q4408
R4407
J4492
R4403
R4404
R4409 R4410
C4453
J4475
Q441
1
Q4413
R4496
J4478
J4490
R4416
C4420
Q4401
R4424
C4421
C4422
C4456
R4446
R4418
R4423
C4424
C4436
J4485
R4417
R4438
R4427
C4427
D4407
D4408
Q4407
C4433
C4460
R4450
D4402
D4403
Q4403
R4419
R4425
R4454
R4456
D4404
R4428
C4462
R4455
J4494
Q4404
R4432
C4415
C4416
R4414
R4458
R4462
J4488
BD4403
Q4415
Q4416
C4413
C4454
R4413
R4487
F4400
R4442
R
R4406
Q4402
J4487
Q4405
H/PGND
H/PL
H/PDET
NC VSELB VSELA
D/MGND
ISELB ISELA
KEY2 KEY1
NC
NC
NC
VGND NC BASS_B BASS_A
FLRST
FLCE1 FLDA
TA
TREBLE_A BAL_B BAL_A SWM3.3V D/MGND
SWM5V
H/PR
H/PGND
H/PL
R
H/PR
H/P_DET
P-DIRECTLED
M-DAX_LED
GRN_LED
POWERKEY
FRONT_IRIN
40P
TREBLE_B
M3.3V
KEY3
FLCLK
H/PGND
7P
G
CPU_POWER2
RED_LED
F500mAL 125V
WS (3*8)
MF2410F
Pb
JACK4401
CP4403
H/PDET H/PL H/PGND
LUG4404_B
NR1200 H/P
B'D MP
7020-08477-000-0S
H/PR
3P
C4443
C4444
R4444
C4451
D4413
D4412
H/PDET
H/PL
H/PGND
H/PR
3P
Pb
D- D+ G
V
CP4402
J4433
C4442
CN4401
+DATA
-DATA
GND
VBUS
GND
LUGWIRE
LUGWIRE B
LUGWIRE A
7020-08477-000-0S
NR1200 USB B'D MP
5P
BD4400
BD4401
C4441
D4409 D4410 D441
1
R4452
BD4402
L1_T4400
C4440
GND
+DATA
-DATA
GND
VBUS
5P
LUG WIRE B
LUG WIRE A
J4847
R4816
J4850
D4804
ZD4802
J4845
R4822
J4832
J4842
J4849
Q4807
R4853
LUG4800
J4817
Q4819
R4849
J4856
R4877
ZD4804
J4860
C4817
J4878
R4860
R4864
J4873
J4869
J4874
J4844
J4868
J4851
J4836
J4838
J4843
R4806
J4828
J4853
R4836
J4837
J4879
R4807
R4802
J4834
R4845
R4851
J4855
J4840
J4854
J4870
R4884
J4865
D481
1
J4859
J4862
J4864
J4871
J4826
R4840
R4842
D4807
C4810
R4835
R4825
R4886
R4843
R4894
C4827
J4827
C4833
C4834
C4803
C4809
R4813
R4833
D4801
VR4800
ZD4801
C4806
R4819
R4821
R4838
J4825
J4877
R4814
C4802
C4814
J4848
R4829
R4830
Q4809
R4841
D4808
J4857
Q481
1
R4826
R4834
R4881
CP4801
Q4816
Q4817
R4871
R4887
D4814
C4824
R4885
R4846
R4889
J4858
J4866
R4876
R4880
C4820 R4872 R4878
C4828
J4861
R4857
R4865
C4830
C4832
J4846
J4835
J4839
J4852
R4803
R4808
R4837
C4807
CP4800
CP4802
J4815
J4816
Q4810
R4850
J4867
R4883
C4823
D4806
J4863
TP4802
ZD4805
J4829
J4876
Q4803
R4854
VR4801
C4812
J4831
J4841
R4810
R4839
R4888
C4825
R4882
R4800
R4870
J4875
C4813
BAR CODE
CN4800
C4805 R4827 R4831
C4818
C4829
R4847
BKT4800
C4816
Q4806
D4813
C4821
R4862
J4872
IN
OP
FI
ADJ
ICT
C4808
TP4800
C4822
Q4800
J4833
2.NC
Q4802
Q4805
C
Q4815
Q4813
Pb
B
C
E
B
C
Q4808
E
Sound
Capacitor
1.FL_OUT
3.FR_OUT
2.PREGND
1.FL_IN
3.PREGND 4.FR_IN
Sound
Capacitor
C
Q4818
E
B
B
E
Q4802
Q4805
Q4808
BONDING
Q4815
Q4813
6P
KTC3964
2SD2390
E
B
FL
3P
4P
8P
LUG4800_B
B
E
C
FR
C
KTC3964
TRANS
5.RADI_THERMAL
6.TR_THERMAL
1.THERMALDETE
3.DC_DET4
NR1200 AMP B'D (MP)
3.HIGHGND
2.HIGHGND
1.PREGND
8.+HIGHB
7.+HIGHB
6.-HIGHB
5.-HIGHB
LUG4800_A
Q4818
2SB1560
7020-08472-000-0S
4.ASO_DET
4.-HIGHR
2SD2390
2SB1560
R4892
R4890
C4800
R4804
R4815
R4818
C4819
D4805
R4875
R4891
Q4801
R4812
D4800
R4820
R4869
R4879
R4859
R4852
R4805
R4823
C4811
C4826
D4809
R4855
R4863
R4856
C4815
R4848
R4809
R4832
R4828
Q4804
C4804
R4868
R4873
R4874
R4893
R4861
D4810
R4858
Q4812
R4817
R4824
Q4814
C4801
D4802
D4803
R4866
R4867
R4811
2.NC
1.FL_IN 2.PREGND
4.FR_IN
1.FL_OUT
3.FR_OUT
4.ASO_DET
6.TR_THERMAL
3.DC_DET4
3.PREGND
5.RADI_THERMAL
1.THERMALDETE
1.PREGND
5.-HIGHB
6.-HIGHB
3.HIGHGND
4.-HIGHR
8.+HIGHB
2.HIGHGND
7.+HIGHB
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
33