Sanyo DWM-4500 Service Manual page 43

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SCHEMATIC DIAGRAM (SUBWOOFER SPEAKER MAIN )
CN450
R
AUD_R
L
AUD_L
VGND
VGND
KTC3875
Q4606
CN421
L4206
1U
Y
Cr/R
C4213
20P
VGND
VGND
L4205
VGND
1U
PB
Cb/B
Q4603
KTA1504
C4208
20P
VGND VGND
L4203
VGND
1U
PR
Y/G
C4210
20P
R4619
VGND
VGND
VGND
C4619
L4503
1;50
10K
100U
VGND
C4620 R4620
TO JCX-TS850
10K
1;50
C4621 R4623
VCC
1
-VCC
2
1;50
10K
C4622
+5V
3
M5V
AUDIO_L
4
AUD_L
1;50
C4623
AUDIO_R
5
AUD_R
4066_SW
6
1;50
C4600 R4600
OUTPUT_FL
7
OUTPUT_FR
8
0.47;50
47K
OUTPUT_C
9
OUTPUT_SL
10
OUTPUT_SR
11
OUTPUT_SW
12
AUDIO_GND
13
COMPOSITE_OUT
14
Y/G_OUT
15
COMP_O
Cr/R_OUT
16
Y/G
Cb/B_OUT
17
Cr/R
VIDEO_GND
18
Cb/B
D_CONT1
19
D_CONT2
20
SP_RY
21
SP_RY
D4602
D_IN
22
D_IN
MPG06G
VCC_GND
23
P_CON
24
P_CON
VCC_GND
25
000
CN400
GND2
IC461
000
KIA7805API
3
2
1
12V_ON
TO TRANSMITTER
CN414
5V
6
12V
5
R4631
GND
4
10K
SR-ch
3
AUGND
2
R4629
10K
SL-ch
1
06
VGND
SG455
L4500
Y
1608SGX
2.2U
KRC107S
MONITOR OUT
C4523
VGND
22P
CN453
Y
VGND
VGND
L4501
VGND
2.2U
5
SH_GND
C4524
COMP_O
1
Y
3
22P
VGND
L4502
Cr/R
C
4
2.2U
2
C4525
Y
Cb/B
VGND
VGND
22P
VGND
VGND
C4955
0.1
4
3
IC491
PST3645U
1
2
R4961
1K
AGND
AGND
AGND
Q4904
KTC2026
PR408
VCC_ON
2000
+VCC2
GND X
GND X GND X
+12V_B
GND2
+12V
PR409
-VCC2
1000
SW_LIMITTER
IC460
KIA4558F
8
7
6
5
4
3
2
1
R4610
820
R4616
R4607
22K
10K
L4315
1K
R4604
C4603
WL-SW
10K
10;50
L4314
1K
DC_CHK_B
L4313
1K
RY-ON
L4312
1K
D4600
OSC
1SS133
L4308
22U
VCC_ON
L4307
1K
C4604
SR-CH
10;50
L4306
1K
SL-CH
L4305
1K
C
R4608
R4609
C4300
220/6.3
6.8K
10K
DC_CHK
L4303
22U
5V_B
SP_RY
L4302
1K
SW
+VCC_ON
L4301
1K
FL
L4300
1K
FR
5V
CN494
CN455
13
WLSW
13
DC_CHK
VPP
L4311
VPP_B
1.1U
VPP
VPP_B
L4310
1.1U
D_IN
VNN
L4309
VNN_B
1.1U
VNN
VNN_B
PR405
2000
+VCC
+VCC_ON
P_CON
Q4632
KTA1046
M5V
WLSW
PR406
7A
Q4631
CN411
05
PR407
D4023
D4022
7A
MPG06G
MPG06G
D4013
GBU8J
D4017
RL203
CN412
03
D4018
MPG06G
PR402
7A
PR403
D4019
D4020
7A
RL203
MPG06G
- 46 -
IC480
TA2022
VBOOT2
VN10GND
VN10SW
OUT2
VNN1
NC
VBOOT1
AGND
REF
VPPSENSE
V5
INV1
OAOUT2
BIASCAP
FBKOUT2
VN10
VPP2
NC
VNN2
OUT1
VPP1
VN10FDBK
V5
VNNSENSE
AGND
OAOUT1
MUTE
INV2
FBKGND2
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
C4800
C4810
C4813
GND X
0.1;100B
0.1;B
0.1;100B
C4841
C4825
AGND
AGND
330P;CH
0.1
AGND
AGND
C4817
C4814
C4811
R4836
0.1;B
0.1;B
0.1;B
1.2K
R4813
AGND
C4812
C4815
GND X
AGND
1.2K
D4804
D4801
1000;50
1000;50
US1D
GND X
GND X
US1D
AGND
D4802
US1D
AGND
R4845
C4842
R4846
22
R4848
C4843
220P
22
220P
D4803
GND X
22
US1D
VN10
R4839
R4837
R4840
C4845
220P
R4838
22
22
L4802
1.1U
22
22
VNN_B
L4803
1.1U
C4844
220P
R4847
VPP_B
5V_B
22
C4806
C4809
SVR91
0.56;J-G
0.22;J-G
47K
AGND
C4804
C4807
0.68;J-G
0.68;J-G
C4805
R4802
C4808
R4803
SW-OUT
0.68;J-G
6.2
0.68;J-G
6.2
GND X
GND X
(2W)
(2W)
C-OUT
IC470
TA2022
VBOOT2
VN10GND
VN10SW
OUT2
VNN1
NC
VBOOT1
AGND
REF
VPPSENSE
V5
INV1
OAOUT2
BIASCAP
FBKOUT2
VN10
VPP2
NC
VNN2
OUT1
VPP1
VN10FDBK
V5
VNNSENSE
AGND
OAOUT1
MUTE
INV2
FBKGND2
FBKGND1
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
C4700
C4705
C4708
GND X
0.1;B
0.1;100B
0.1;100B
AGND
C4721
C4741
AGND
AGND
R4714
R4701
0.1
AGND
C4713
1K
220P;CH
C4709
C4706
10
0.1;B
R4711
1.2K
R4715
AGND
AGND
0.1;B
0.1;B
C4707
C4710
1K
GND X
1000;50
1000;50
AGND
GND X
GND X
D4702
AGND
US1D
R4736
C4742
D4704 D4705
22
VN10
R4740
US1D
R4712
GND X
220P
US1D
22
1.2K
L4703
R4737
R4738
R4739
22
1.1U
C4745
VNN_B
220P
L4704
C4743
22
22
1.1U
220P
VPP_B
R4742
R4741
R4743
22
5V_B
D4703
22
22
US1D
C4750
0.047
C4723
C4726
0.56;J-G
0.56;J-G
SVR93
47K
AGND
C4724
C4727
GND X
AGND
0.68;J-G
0.68;J-G
C4725
R4725
C4728
R4726
FL-OUT
0.68;J-G
6.2
0.68;J-G
6.2
GND X
(2W)
GND X
(2W)
FR-OUT
C4746
C4747
C4748
0.047
0.047
0.1
GND X
AGND
GND X
AGND
AGND
AGND
ST800_AMP_AMP_DATA
Q4003
KTA1273
Q4001
R4007 R4009
Q4002
KTA1273
47K
22K
KTC2026
Q4005
PT401
KTA1504
Q4006
KTA1504
CN413
02
1AV4L50B43700
ST850_DG_US
VGND
R4948
SL-CH
10K
R4950
SR-CH
10K
WL-SW
FBKOUT1
FBKGND1
HMUTE
+12V_B
C4827
150P;CH
R4816
R4823
1K
1K
Q4907
R4818
KTC3875
1.2K
R4817
R4819
R4824
1K
1.2K
1K
Q4905
AGND
KTC3875
AGND
AGND
AGND
AGND
GND X
SVR90
47K
AGND
RY480
1AD4S21A00700
DC_CHK_B
D4880
1SS133
SG471
1608SGX
RY470
1AD4S21A00700
DC_CHK_B
FBKOUT1
HMUTE
C4734
1000P
C4733
C4722
1000P
100P;CH
R4721
R4718
1K
1.2K
AGND
R4719
R4722
+12V_B
1.2K
1K
Q4780
2SD1757K
R4782
AGND
1K
RY-ON
GND X
GND X
GND X
[CARBON 1/4W]
PR490
200
R4940
SVR92
10K
47K
R4941
D4901
R4939
AGND
1K
1SS133
1K
Q4901
KTC3875
GND X
GND X
GND X
GND X
GND X
Q4902
KTC3875
Q4903
KTC3875
GND X
KIA7805API
R4010
IC402
+VCC2
56
[SPR 1W]
3
2
1
KIA7805API
IC401
OUT
GND
IN
3
2
1
- 47 -
L4900
1AV4L2680250N
C4950
10P
CN497
L4901
1AV4L2680250N
1AV4J12B4170N
TO
ASX-TS850R
L4832
1AV4F35B1420N
C4846
1000P
C4847
1000P
GND X
AGND
L4834
1AV4L26
B5000N
CN492
02
1
SP_SW-CH
2
SP.GND
GND X
C4839
1000P
C4840
1000P
AGND
L4833
1AV4L26
B5000N
CN493
SG480
1608SGX
1AV4J30B2720N
3
GND
13
C-CH
SG470
4
GND
1608SGX
14
FR-CH
5
GND
15
FL-CH
L4732
1AV4L26
L4733
B5000N
1AV4L26
B5000N
C4738
1000P
C4737
1000P
AGND
FAN
1AV4M10
B18602
GND X
GND X
CN496
R4944
02
18
FAN+
2
FAN-
1
GND X
R4952
100
GND X
GND X
GND X
Q4900
2SD1757K
GND X
1AD0B10D2691B
WR402
WR401
FU401
125V 4A
This is a basic schematic diagram.

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