Samsung LW32A23W Service Manual page 24

Schematic Diagrams
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Sound Block Schematic Diagram
C606
4.7uF
25V
C607
4.7uF
25V
C608
4.7uF
25V
C609
4.7uF
25V
C610
4.7uF
25V
C611
C600 C605
4.7uF
3.3nF 3.3nF
25V SGND
C601
C602 C604
C624
3.3nF
3.3nF 3.3nF
100nF 50V
C603
3.3nF 2.2uF
SGND
C625
VCC5B
FT604
LFB30-3A1E223M
1 A B 2
C613 C622
C
100nF
3 100nF
C612
10uF R610
PVDD AVDD
18K 34 22
AVSS
R
35 21
PVSS DZF2L_OVF R611
36 20
CAD0_CSN
MUX_SEL RX4 IC602 R612
37 19
SGND SLAVE SCL_CCLK R613
R606 C614 38 AK4586VQ
18
RX3 SDA_CDTI R614
100 100nF 39 17
TST CAD1_CDTO
40 16
COAXIAL_IN INT1
RX2
41 15
R607 470 I2C INT0
42 14
OPTICAL_IN SDTI3
RX1
43 13
PDN SDTI2
R608 44 R615
1K C616 12
R609 470pF 100
C615
75
100nF R617
100
SGND
VCC3B
VCC5B
C618 C621 L601
L600
100nF
N 1nF N
C620
C617 10uF
10uF
C619
SGND
100nF
MUX_SEL
RESET_B
LR_FRONT
LR_REAR
C_W
VCC3B
FT605
L630
LFB30-3A1E223M
N DSP56366_B+
A
1 B 2
C
3 C6303 R622
C6302
C6205 100nF
10K
100uF
47uF
16V
C6206
100nF
SGND
1
SCK_SCL
2
SS_HA2
3
HREQ
4
SD0_SDO0_1
5
SDO1_SDO1_1
6
SDO2_SDI3
7
SDO3_SDI2
8 VCCS_1
9
R631 GNDS_1
100
10
SDO4_SDI1
11
SDO5_SDI0
12
R632 100 FST
13
FSR
14
SCKT
R633 100 15
SCKR
16
HCKT
17 HCKR
R6210 18
VCCQL_1
0 19 GNDQ_1
1/16W 20
VCCQH_1
21
HDS_HWR
22
HRW_HRD
C6208 23 HACK_HRRQ
24
100nF HOREQ_HTRQ
25 VCCS_2
26
GNDS_2
27
ADO
28
ACI
29
TIO0
30
HCS_HA10
31
HA9_HA2
R630 32
HA8_HA1
10K 33 HAS_HA0
34
HAD7
35
HAD6
36 HAD5
C6301
VCC1.8B
100nF
FT606 L631
1 A B 2
C
L632 R629
3
N 1K
RESET_B
C6300 C6214 C6213 C6217
100uF 100nF 47uF 100nF
16V
SGND
R634 100 C6102
PC_L
R635 100 C6103
COMP1_L
R636 100 C6104
COMP2_L
R637 100 C6105
PC_R
R638 100 C6106
COMP1_R
R639 100 C6107
COMP2_R
DSP56366_B+
C692 C693 C694 C695 C696 C697 C698 C699 C6100 C6101
100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF
SGND
VCC12B
FT600
LFB30-3A1E223M
1 A B 2
C
VCC12B
3
FT640
C646
LFB30-3A1E223M
10uF C647
A
1 B 2
100nF
C
3 R6112
IC603
11K
NJM4580E
SGND SGND
1 8
SGND A_OUT V VCC6B
2 7
FRONT_L 3 A_IN_ B_OUT 6
A_IN B_IN_
4 5 R6114
V_ B_IN
330
C648
R6113
47uF
C626 11K
100nF IC601
NJW1151M SGND
C627
100uF SGND
REAR_R 30
1 GND
VREF
2 29
V LTIN
28
3 C635
SGND VREFC LTOUT
FRONT_R 4 27
LTC 680NF
RTIN
5 LBC1 26
RTOUT
25
6 LBC2
C628 RTC 24
7 LBC3
RBC1
680NF 23 C636 4.7uF FLO_1
8 RBC2 LOUT
REAR_L 22 C637 4.7uF
9 FRO_1
RBC3 ROUT
4.7uF C629 10 21 C638 4.7uF CO
4.7uF C630 LIN COUT C639 4.7uF
11 20 SLO
RIN SLOUT
12 19 C640 4.7uF SRO
CIN SROUT C641 4.7uF
13 18 WO
CENTER SLIN SWOUT
14 17 SDA3
SRIN SDA
15 16 R6153 100 SCL3
SWIN SCL
R6152 100
WOOFER
VCC3B
C642
10uF
C643
C631
VCC5B C634
10nF
100uF 10uF FT608
R687
SGND 10K
L613
C632 C633
N
10uF 10nF
R688 R689
R686
SGND 10K 10K
SGND
C623
10uF
CSB1
100
100 CCLK
100 CDT1
100
CDT0
MIS0
R616 CSB2
100 MUX_SEL
VCC5B
R618 100 4586_SDT0
R619 100 4586_BCLK
R620 100 4586_LRCK
R621 100 MCLK
SGND
C674 C675
100nF 100uF
16V
100 R677
100 R678
RST_DSP
RST_DSP
CDT1 SGND
CCLK
MIS0
CSB2
VCC3B
C676 C677
C6212 C6304 FT616
47uF 100nF
100nF
100nF 1 A B 2
C
3
SGND
SGND
108
D6
107
D5
D4 106
105 IC615
D3
104
GNDD_1 MC74HC126ADR2
103
VCCD_1
102 C6211
D2 MUX_SEL
101
IC600 D1 100nF
DSP56367 100
D0
99 LRCK<-
A17
MUX_SEL
A16 98
97
A15
96
GNDA_4
95
VCCQH_3
94
A14
93
A13
DSP56367-D
92
A12
91
VCCQL_3
90
GNDQ_3
89
A11
88
A10
87
GNDA_3
86
VCCA_3
85
A9
84
A8 C6210
83
A7 100nF
82
A6
GNDA_2 81
80
VCCA_2
79
A5
78
A4 C6209
77
A3 100nF
76
A2
75
GNDA_1
74
VCCA_1
A1 73
R623
R627 R625
10K
10K 10K
R624
10K
R626
C6305 C6306 100
47nF 22uF
16V
3 4
OUT
VDC
R628
100
2 1 X600
GND NC K3750HC12.288MHz
4586_MCLK
LRCK
BCLK
SDT0
R6431 R6432 R6433 R6428 R6429 R6430
33K 33K 33K 33K 33K 33K
10uF
16V
10uF
16V
10uF
LEFT
16V
R644
RIGHT
R645
IC611
10uF MM74HC4052MTC
SC2_L_IN
16V
1 16 R646
A P
10uF SC2_R_IN
16V
2 15 R647
B O
3 14 SC1_L_IN
N
10uF C
R648
16V
4 13 SC1_R_IN
M
D
R649
5 12
E L
AV_L
R6425 R6426 R6427 R6422 R6423 R6424 6 11 R641 R650
K
33K 33K 33K 33K 33K 33K F
100 AV_R
7 10 R651
J
G
8 H I 9
R640
100
SGND
VCC5B
FT614
B A
2 1
C
3
C6108 C6109
100nF 100uF
16V
SGND
LOUT
ROUT
SROUT
SLOUT
COUT
R6124
IC604 R6117 IC605 IC606
NJM4580E 33K NJM4580E 33K NJM4580E
R6115 R6122
1 8 1 8 1 8
R6120
33K A_OUT V A_OUT V 33K A_OUT V
2 7 2 7 2 7
A_IN_ B_OUT 33K A_IN_ B_OUT A_IN_ B_OUT
3 6 3 6 3 6
A_IN B_IN_ A_IN B_IN_ A_IN B_IN_
4 5 4 5 4 5
V_ B_IN V_ B_IN V_ B_IN
R6118 C653
R6123
5.1K 100nF
5.1K
C652
R6116 R6119 R6121 C656 R6126
10uF
5.1K 5.1K 10uF 5.1K
5.1K
C650 C657
C651
47uF 100nF
SGND SGND SGND SGND SGND
47uF
C649 C654
47uF C655
47uF
47uF
SGND
R6111 R6109 R6107
R6110 R6108 R6106
L602 10K 10K 10K
10K 10K 10K
VCC5B
FT609
IC616
R9468
R690 R691 R6101 R6102 R6103 R6104
FST3125MX
10K WOOFER_MUTE
10K 10K 10K 10K 10K
R692 1K
10K SGND 1/16W
C6203 C6204
14 1
10K 100nF 100uF N IN A
100 R695
13 M B 2 CDTI VCC12BS
16V IN 100
12 3 R696
L IN C
100 R693 11 4
K D
IN
10 5 100 R697 CSB2
J E IN
6 100 R698
9
I F IN
100 R694 7
8 H IN G R6302
1K
100 R699 CCLK
100 1/16W
R6100 CSB1
SGND
VCC5DDC
FT939
LFB30-3A1E223M
FT607
IC612 R683 R684 R685
FST3125MX 10K 10K 10K DGND
R9462
MAIN_RST_L
1K IC927
14 1
N IN A
13 2 100 R679 1/16W DM74LS14M D933
M B MUX_SEL
IN
12 3 100 R680 14 1 BAT54A
L IN C
11 4 VCC IO
K D IN
10 5 13 2
J IN E
9 I F 6 I5 O_O
IN
7 12 3
8 H G IN
O_5 I1
R9464
100 R681 MISO 11 4
100 R682 C8299
CDTO I4 O_1
10
10uF 10 5
16V 1/16W
O_4 I2
6
9
I3 O_2
7
8
O_3 GND
4586_LRCK->
MUX_SEL
DGND
IC614
74VHC157MX HP_L_OUT
16 1
R9467 P
A HP_R_OUT
15 2
O
10K B
4586_SDT0-> 1/16W MSP_LRCK<-
14 3
N
C
13 4 LRCK->
M
D
SDT0<-
12 5
L
E
4586_MCLK-> MSP_BCLK<-
11 6
K
F
10 7
J
G
MCLK<-
9 I 8
H
R9463
10
SGND
1/16W
4586_BCLK->
MSP_SDT0<-
MSP_MCLK
SGND
LRCK<-
BCLK<-
C680
100
22uF R661
SC2_R_OUT
C681
100
22uF R662
SC2_L_OUT
C682
100
22uF R663
SC1_R_OUT
C683
22uF R664 100
SC1_L_OUT
C679 C678
1uF 1uF
C690
3.3nF
C686 C687 C688 C689
1nF 1nF 1nF 1nF
C685
C691
3.3nF 1.5nF
SGND
C684
SGND 1.5nF
SGND
C6121
100nF
VCC8B C6120
10uF
FT612 C6122
10uF
1 A B 2
C
3
C6123
SGND 10uF
R6264
SGND
C6125 C6126 C6127 4.7K
100nF 4.7uF 100nF
C6124
4.7uF
AHVSS RESETQ
33 16
1K C6112 4.7uF
AGNDC 12S_WS3
34 15
SC4_IN_L 12S_CL3 C6128 C6309
14
1K C6113 4.7uF 35 330nF 10uF
SC4_IN_R NC_1 13
36
ASG_1 12S_DA_IN2_3
12
37 SC3_IN_L
DVSS
38 11
1K C6114 4.7uF SC3_IN_R DVSUP
39 IC610 10
ASG_2 MSP4450G-B8 ADR_CL
40 9
1K C6115 4.7uF SC2_IN_L ADR_WS SGND
8
41
SC2_IN_R ADR_DA
42 7
ASG_3 12S_DA_IN1 MSP_SDT0->
6
1K C6116 4.7uF 43
SC1_IN_L 12S_DA_OUT
44 5 MSP_LRCK->
SC1_IN_R 12S_WS
MSP_BCLK->
1K C6117 4.7uF 45 4
VREFTOP 12S_CL
46 3
MONO_IN
12C_DA 2 R657 100
47
AVSS 12C_CL
1 R656 100
1K C6118 4.7uF 48
1K C6119 4.7uF FT615
VCC5B 1 A B 2
R655 C
1K 3
C6130 C6129
2 B A 1
100nF 10uF
C
FT613
3
LFB30-3A1E223M
C6137 0.056nF SGND
SIF1
C6131 C6132
10uF 100nF
C6138 0.056nF VCC5B
C6133
SIF2
SGND SGND
0.056nF
C6134 B
2
20pF
Q602
2SC2412K-Q
A
1
R654
C6135
C
20pF 56K
X601 B
HC-49/SM5H(18.432MHz) C6136
1nF E
R652 R653
36Kohm 1.2K
SGND
VCC12BS
FT601
C6189
100uF
16V
C6194
R6419
100nF
WOOFER_OUT
10K
R9465
C6311
1/16W 10K C6190 C6191 C6192 C6193
R6125 10uF
100nF
33K 16V 1/16W 100uF 100uF 100nF
16V 16V
Q612
2N7002L
GND_AMP GND_AMP
D
R6392 SGND
G
S
4.7K
Q601
1/16W IC607 C6187
2N7002L
TA2024 1uF
D C6185
1 36
C658 G 100nF 5VGEN
CPUMP
S 2 35
47uF R6127 C6184 DCAP2 PGND1
3 34
4.7K
100nF 4 DCAP1 NC_5 33
V5D VDDA
5 32
AGND1 NC_4
6 31
REF OUTP1
C6180 C6182 R6130 R6131 7 30
OVERLOADB
2.2uF 5.6K 2.7Kohm VDD1_1
R6128 100nF 8 29
SGND AGND2 VDD1_2
35V 11K 9 28
LOUT R6132 20K V5A OUTM1
10 27
VP1 OUTM2
11 26
VCC12BS
R6133 100 IN1 VDD2_1
12 25
MUTE VDD2_2
13 24
NC_1
ROUT R6134 20K OUTP2
14 23
VP2 NC_3
15 22
R9466 R6129 IN2 DGND
16 21
C6181 BIASCAP NC_2
10K 11K 17 20
2.2uF C6219 C6186
1/16W AGND3 PGND2
18 19
35V 1uF 100nF R6295 SLEEP FAULT
1K
D
Q905
C6183
G 2N7002L
S 100nF
SGND GND_AMP
VCC5B
D604
R6299
MMBD4148SE
FT630
10K
1/16W LFB30-3A1E223M
1 A 2
B
C
C6310 R6105
3
10uF 18K
D603
16V
BZX84C5V1LT1
C
GND_AMP
Q600
B
KSC1623-Y
E
GND_AMP
1
D600 C669
QZX363C5V6 100uF
16V
IC613
MUTE_AMP
TDA7050T/N3 GND_AMP
C667
1 A 8 R676
Vcc
100uF 10
R669 10K
2 B 7
WOOFER_MUTE
F
R670 10K
3 C 6
E
4 D 5 R675
GND C668
10
100uF
C666
100uF
GND_AMP
VCC12BS
FT602
C6174
100uF
16V
GND_AMP
C6175 C6176 C6177 C6178
100nF
100uF 100uF 100nF
GND_AMP
16V 16V
IC608
TA2024
C6162
1 36
100nF 5VGEN CPUMP
C6160 2 35
DCAP2 PGND1
100nF 3 34
DCAP1
NC_5
4 33
V5D VDDA
5 32
AGND1
NC_4
6 31
C6159 C6161 R6137 R6138 REF OUTP1
7 30
2.2uF R6142 100nF 5.6K 2.7Kohm 8 OVERLOADB VDD1_1 29
35V 11K AGND2 VDD1_2
SLOUT 9 28
V5A
R6139 20K OUTM1
10 27
VP1 OUTM2
11 26
R6140 100 IN1 VDD2_1
12 25
MUTE VDD2_2
SROUT 13 24
R6141 20K 14 NC_1 OUTP2 23
VP2 NC_3
15 22
IN2
DGND
C6158 R6143 C6163 16 21
BIASCAP NC_2
17 20
2.2uF 11K 1uF C6218
AGND3 PGND2
35V 18 19
100nF R6297 SLEEP FAULT
1K
C6307
100nF
GND_AMP
VCC12BS
FT603
C6152
100uF
16V
GND_AMP
C6153 C6154 C6155 C6156
100uF 100uF 100nF 100nF
GND_AMP
16V 16V
IC609
TA2024
C6146
100nF 1
5VGEN CPUMP
2
C6147
DCAP2 PGND1
3
100nF DCAP1
NC_5
4
V5D VDDA
5
AGND1 NC_4
6
C6151 REF OUTP1
C6148 R6147 R6148 7
OVERLOADB VDD1_1
R658 2.2uF 100nF 5.6K 2.7Kohm 8
R6146
35V AGND2 VDD1_2
1K 11K 9
V5A
COUT R6149 20K OUTM1
RST_MSP 10
VP1 OUTM2
11
R6150 100 IN1 VDD2_1
12
MUTE_AMP MUTE VDD2_2
13
14 NC_1 OUTP2
C6150
VP2 NC_3
15
1uF IN2
DGND
16
BIASCAP
17 NC_2
C6149
AGND3 PGND2
100nF 18
R6298 SLEEP FAULT
1K
C6308
100nF
SDA3
SCL3
VCC5B
GND_AMP
FT631
C6139
10uF
MSP_MCLK
T617
1
MAIN_L_OUT1
C6196
150nF
C6197
C6195
220nF 100nF
GND_AMP R6135
T616
10
1
MAIN_L_OUT2
C6198
220nF
L603
L604
GND_AMP
L605
MAIN_R_OUT1
L606 C6201
C6199
220nF 150nF
R6290 C6188 C6202
1M 100nF 100nF
1/16W
R6136
GND_AMP
10
T615
1
MAIN_R_OUT2
C6200
220nF
GND_AMP
VCC8B
FT610
B A
2 1
C
C673
3
10uF
16V
GND_AMP
3
D601
MMBD4148SE
2 MUTE_HP
C670 C671 D
100uF 100pF
G
16V MUTE_HW
S
R6154
Q603
10K
2N7002L
GND_AMP
GND_AMP
HP_OUT_L
HP_OUT_R
T614
1
SUR_L_OUT1
C6179
100nF
C6171 C6172 C6173
220nF 150nF 100nF
R6144
GND_AMP
10 T613
C6164
1
1uF
SUR_L_OUT2
C6170
220nF
L607
L608
GND_AMP
L609
SUR_R_OUT1
C6167
L610 C6168
220nF
150nF
R6291 C6165
C6169
1M 100nF
100nF
1/16W
R6145
GND_AMP
10
T612
1
SUR_R_OUT2
C6166
220nF
GND_AMP
C6157
100nF
C6145
1uF
36
35
34
33 T610
L611
32
1
31
CENTER_OUT1
30 C6142
29 C6141
150nF
220nF
28
C6143
27
L612
26 100nF
R6151
25
24 10
23
GND_AMP
22 T611
21
20 1
R6292 C6144 CENTER_OUT2
19
1M 100nF
1/16W
C6140
220nF