LW17M24C/LW20M21C
11-3
11 Schematic Diagrams
ADD EXT_CLOCK CIRCUIT
Europe Option
TTX only
0
SAW FILTER MUST BE AS NEAR AS THE CHIP
L801
INSTPAR
1
2
R898
C126
10uF
25V
C841
VSUP3.3BE
R819
4.7uF
FT108
SGM32F1E104-2A
A
1
2
B
C
3
150
0
R818
150
1/16W
VSUP5.0I
F
R841
Q805
2SC2412K-Q
B
C
E
22
R835
50V
1.5nF
C316
VSUP3.3BE
C847
1uF
50V
R850
0
10nF
C811
VSUP3.3EIO
0
R889
C825
100nF
10
B3.3V
TP171
1
R833
R896
1.3K
C842
4.7uF
25V
C132
100nF
C117
2
3
C
50V
1.5nF
SGM32F1E104-2A
FT106
1 A
B
1
2
3
4
5
6
7
8
100nF
33
RA800
3.3uH
L803
12
C817
C812
10nF
33
R838
R887
0
C805
22pF
50V
B8V
SGM32F1E104-2A
A
B
C
3
C128
10uF
FT105
100nF
FT800
1
2
3
4
5
C822
2
3
4
5
6
7
8
X6966M
RA808
33
1
C314
1.5nF
50V
B
C
3
10nF
C809
FT112
SGM32F1E104-2A
A
1
2
VSUP5.0IF
VSUP5.0BE
50V
470pF
C131
33
R843
16V
10uF
C306
C125
10uF
C
E
16V
10uF
C837
Q804
KSA1182
B
470pF
C317
0
R891
VSUP5.0BE
50V
C836
22uF
16V
0
R803
2.7Kohm
R858
R821
R828
200
10K
1/16W
10
R830
3.3K
R8106
C810
100nF
R834
200
C808
R884
0
50V
470pF
C319
100nF
R859
10
0
Q809
KSC1623-G
B
C
E
R827
10uF
C838
50V
1.5nF
C286
50V
1.5nF
C318
95
DB 7
96
ADB1
0
97
PSENQ
P2 3
98
99
P2 2
88
DB 0
89
DB 1
9
GNDDAC
DB 2
90
91
DB 3
92
DB 4
93
DB 5
94
DB 6
80
P30/656IO0
81
P26/656VIO
82
P25/656HIO
P24/656CLKI O
83
84
ADB3
85
ADB 2
86
ADB1
87
ADB0
73
P35/656IO5
74
P34/656IO4
75
P33/656IO3
GNDEI O
76
77
VSUP3.3EIO
78
P32/656IO2
79
P31/656IO1
8
VSUP3.3DAC
66
VIN7
67
VIN8
68
VIN9
VIN1
0
69
7
VSUP3.3IO
70
VIN1
1
71
P37/656IO7
72
P36/656IO6
59
VOUT
1
6
GN D
60
VIN1
VIN2
61
62
VIN3
63
VIN4
64
VIN5
65
VIN6
51
XROM
Q
52
ENTIFQ
53
VSUP3.3FE
GN
D
54
55
GN
D
56
VSUP1.8FE
57
VOUT
3
58
VOUT2
44
P1
6
45
P1
5
46
P1
4
P1
3
47
48
P1
2
49
P1
1
5
GN D
50
P1
0
37
38
PWMV
DFVBL
39
VSUP3.3BE
4
40
SD
A
SCL
41
42
P2
1
P2
0
43
P1
7
3
XREF
30
ADB4
31
ADB19
RDQ
32
33
WRQ
34
OCF
35
ALE
36
RSTQ
22
ADB16
23
ADB1 5
24
STOPQ
ENEQ
25
26
ADB1 2
27
ADB7
28
ADB6
29
ADB5
15
ADB9
16
ADB8
17
ADB13
ADB14
18
19
ADB17
2
VR D
20
PSWEQ
21
ADB18
138
FBIN
139
RI
N
14
ADB11
GI
N
140
141
BI
N
142
SVMOUT
143
ROUT
144
GOUT
130
TEST
131
VERT+
132
VERT-
133
EW
RSW
2
134
135
RSW
1
136
SENS
E
137
GNDM
123
SPEAKERR
124
SPEAKERL
125
VREFAU
126
VSUP8.0A
U
GN
D
127
128
GN
D
129
VSUP5.0BE
13
VPROT
116
AIN2
L
117
AIN3
R
118
AIN3
L
119
AOUT2R
12
HOUT
120
AOUT2L
121
AOUT1R
122
AOUT1L
109
IFIN
+
11
HFLB
110
IFIN
-
111
VREFIF
112
TAG
C
113
AIN1R/SI
F
114
AIN1
L
115
AIN2
R
101
XTAL1
102
VSUP1.8DIG
103
GN D
104
GND
VSUP3.3DI G
105
106
VSUP5.0IF
107
GNDIF
108
RESETQ
IC802
1
BOUT
10
SAFETY
100
XTAL2
C
IC300
KIA7042AF-RTF
GND
OUT
VCC
SGM32F1E104-2A
FT113
1
2
3
C119
1.5nF
50V
25V
4.7uF
C844
VSUP3.3EIO
KSA1182
B
C
E
50V
0.56nF
C816
Q803
B
C
E
Q802
C118
100nF
KSA1182
A2
3
GND
4
SDA
5
SCL
6
WP
7
VCC
8
IC805
AT24C16N-10SI-2.7/TR
A0
1
A1
2
0
R8104
100nF
C824
C315
470pF
50V
270ohm
R826
0
VSUP3.3FE
B5V
0
R842
1
2
3
C
R866
SGM32F1E104-2A
FT110
R855
4.7K
B3.3V
R802
470
1/16W
B5V
50V
1.5nF
C120
10uF
C124
C814
0.56nF
50V
VSUP1.8FE
270ohm
R829
33
R854
A
B 2
3
C
C123
10uF
SGM32F1E104-2A
FT109
1
R840
150
100nF
C821
50V
470pF
C287
R879
1/16W
10K
27
R899
B5V
C834
3.3uF
50V
R808
18K
1/16W
VSUP3.3DIG
50V
0.56nF
C813
16V
22uF
C835
150
R836
A5V
R863
0
Q801
KSA1182
B
C
E
560nH
L802
12
KSC1623-Y
B
C
E
1/16W
150
Q800
0
R817
C820
100nF
R856
R8019
100
FT107
SGM32F1E104-2A
A
B
C
3
0
R857
R8017
3.3K
C121
470pF
50V
R831
VSUP1.8DIG
0
200
R881
R882
R897
150
100
R890
0
VSUP3.3DAC
100uF
C800
16V
100nF
C829
10uF
C129
10nF
C846
B3.3V
R845
0
C335
470pF
50V
50V
470pF
C337
B5V
1K
R839
1/10W
820ohm
R8109
270ohm
R832
B3.3V
B1.8V
0
R851
10uF
C127
C819
100nF
10uF
C116
0
R837
R8102
4.7
22pF
C804
50V
VSUP3.3IO
VSUP3.3DA C
B8V
MMBD4148SE
1
2
3
R871
100
D800
10uF
C122
R312
0
R864
1K
100nF
C823
12
100nF
C818
VSUP5.0BE
L804
3.3uH
MO
50V
100nF
C802
Q0
Q1
10uF
C130
R852
HC-49/SM5H(20.25MHz)
X800
100nF
C827
6.8K
C843
4.7uF
25V
25V
4.7uF
C845
0
VSUP3.3DIG
4.7uF
C840
R885
B5V
25V
R860
0
A
B
C
3
C833
4.7uF
25V
2
3
C
VSUP3.3FE
FT111
SGM32F1E104-2A
SGM32F1E104-2A
FT802
1 A
B
R8101
510
C828
100nF
E
0
R867
2SC2412K-Q
Q810
B
C
100
FT104
SGM32F1E104-2A
A
1
2
B
C
3
R880
0
R886
R8105
0
VSUP3.3IO
R8108
100nF
C839
100
VSUP1.8DIG
0
0
R883
1uF
50V
VSUP1.8FE
B5V
R862
62ohm
C305
R888
C334
1.5nF
50V
6.8K
150
R849
68
R853
COMP_Y
COMP_CR
COMP_CB
GM_RESET
EXT_CLK
R8100
VCTEEPROM_SCL
VCTEEPROM_SD A
VCTEEPROM_SDA
VCTEEPROM_SCL
AV_
L
PC_AL
COMP_L
SCART_LOUT
SCART_ROUT
COMP_R
PC_A
R
AV_R
S_VIDEO_Y
SDA_G
DE_07
DE_06
DE_05
DE_04
DE_03
DE_02
DE_01
DE_00
SCART_BLIN
SCART_VOUT
IF_A
IF
SCL_G
VCT_B
VCT_G
VCT_R
DE_O(0:7)
VIDEO_CVBS
SCART_VIN
S_VIDEO_C
VCT_V
VCT_H
TAGC
IF_A
SRIN
SLIN
VCT_RESET
9
❈
This Document can not be used without Samsung’s authorization.
11-2 Video Decoder Schematic Diagram
Summary of Contents for LW17M24C
Page 7: ...Memo 2 Product Specifications 2 4 LW17M24C LW20M21C ...
Page 11: ...Memo 3 Disassembly and Reassembly 3 4 LW17M24C LW20M21C ...
Page 19: ...5 Troubleshooting LW17M24C LW20M21C 5 3 WAVEFORMS 1 2 5 3 6 4 4 7 8 ...
Page 22: ...Memo 5 Troubleshooting 5 6 LW17M24C LW20M21C ...
Page 24: ...6 Exploded View Parts List 6 2 LW17M24C LW20M21C 6 2 LW20M21C ...
Page 50: ...9 Schematic Diagrams 9 2 LW17M24C LW20M21C Memo ...
Page 52: ...10 PCB Layout 10 2 LW17M24C LW20M21C Memo ...
Page 54: ...11 Schematic Diagrams 11 2 LW17M24C LW20M21C 1 2 5 3 6 4 7 8 ...
Page 56: ...11 Schematic Diagrams 11 4 LW17M24C LW20M21C 9 ...
Page 62: ...11 Schematic Diagrams 11 10 LW17M24C LW20M21C Memo ...
Page 64: ...www s manuals com ...