Samsung LT15M23C Service Manual page 47

Tft-lcd tv ve15jo chassis
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11-2 Video Decoder Schematic Diagram
VSUP3.3DIG
B3.3V
FT108
C127
10uF
SGM32F1E104-2A
1
2
B
A
C
C117
3
100nF
VSUP3.3DAC
FT107
C124
C317
C316
SGM32F1E104-2A
10uF
470pF
1.5nF
50V
50V
1
B
2
A
C
3
VSUP3.3BE
FT105
C122
C319
C318
10uF
470pF
1.5nF
SGM32F1E104-2A
50V
50V
1
2
A
B
C
3
VSUP3.3EIO
FT111
C129
C337
C120
10uF
470pF
1.5nF
SGM32F1E104-2A
50V
50V
1
2
A
B
C
3
ADB(0:19)
B3.3V
VSUP3.3FE
FT113
C128
C335
C334
10uF
470pF
1.5nF
SGM32F1E104-2A
50V
50V
1 A
B 2
C
3
VSUP3.3IO
FT106
C123
C315
C314
10uF
470pF
1.5nF
SGM32F1E104-2A
50V
50V
1 A
2
B
C
3
B1.8V
VSUP1.8FE
FT112
C130
C131
C132
10uF
470pF
1.5nF
SGM32F1E104-2A
50V
50V
1
2
A
B
TP171
C
3
VSUP1.8DIG
FT110
C126
C121
C119
10uF
470pF
1.5nF
SGM32F1E104-2A
1
50V
50V
B 2
A
C
3
B5V
VSUP5.0IF
FT109
C125
10uF
SGM32F1E104-2A
1 A
2
B
C
C118
3
100nF
IF
VSUP5.0BE
FT104
C116
C287
C286
10uF
470pF
1.5nF
SGM32F1E104-2A
50V
50V
1
2
A
B
C
3
B3.3V
R804
1K
IC801
KIA7025AF
C806
10uF
VCC
OUT
VCT_RESET
GND
C807
100nF
ADB(0:19)
DB(0:7)
A3.3V
C801
100nF
50V
MO
LT15M23C
B3.3V
FT801
C831
SGM32F1E104-2A
100nF
1
2
A
B
C
3
VCT_R
VCT_G
VCT_B
R895
0
R834
1/16W
PSEN
4
3
2
1
32
31
30
200
ADB(7)
ADB(14)
ADB(6)
5
29
ADB(13)
ADB(5)
6
28
ADB(8)
ADB(4)
7
27
ADB(9)
ADB(3)
8
26
ADB(11)
IC803
ADB(2)
9
25
ADB(1)
10
24
ADB(10)
EPROMCS
ADB(0)
11
23
0
12
22
R892
13
21
DB(0:7)
DB(7)
14 15 16 17 18 19
20
DB(6)
DB(5)
DB(4)
DB(3)
DB(2)
DB(1)
DB(0)
B5V
R896
R897
C809
C838
L802
1.3K
150
10nF
10uF
560nH
R898
0
C
C812
B
Q809
10nF
KSC1623-G
IF_A
C811
E
10nF
R899
27
R8100
R8101
68
510
R8102
C846
4.7
10nF
B8V
B5V
R835
R858
22
2.7Kohm
C
B
Q805
2
2SC2412K-Q
1
MMBD4148SE
E
3
C817
C813
C814
C816
100nF
R838
R843
R854
0.56nF
0.56nF
0.56nF
33
33
33
50V
50V
50V
E
Q804
0
R851
KSA1182
B
E
C
Q803
0
R841
KSA1182
B
E
C
Q802
0
R837
KSA1182
B
C
10
R833
10
R830
10
R827
R826
R829
R832
270ohm
270ohm
270ohm
25V
C810
4.7uF
100nF
R831
R828
C833
200
200
R839
VSUP3.3BE
VSUP3.3IO
VSUP3.3DAC
R861
0
EXT_CLK
R8109
0
0
R863
0
R862
ADB(0:19)
ADB(11)
1K
R864
R860
ADB(9)
ADB(8)
RA805
ADB(13)
ADB(14)
33
ADB(17)
ADB(18)
0
ADB(16)
R868
RA804
33
R870
0
ADB(15)
R869
0
ADB(12)
ADB(7)
RA806
ADB(6)
33
ADB(5)
ADB(4)
ADB(19)
0
R874
RA807
0
R876
33
0
R875
RDQ_VCTI
0
R878
WRQ_VCTI
0
R877
ALE
RSTQ
R8103
1
108
BOUT
RESETQ
2
107
VRD
GNDIF
3
106
XREF
VSUP5.0IF
4
1K
105
VSUP3.3BE
VSUP3.3DIG
5
104
GND
GND
6
103
GND
GND
7
102
VSUP3.3IO
VSUP1.8DIG
8
101
VSUP3.3DAC
XTAL1
9
100
GNDDAC
XTAL2
10
99
SAFETY
P22
11
98
HFLB
P23
12
97
HOUT
PSENQ
13
96
VPROT
ADB10
0
14
95
IC802
ADB11
DB7
15
94
ADB9
DB6
16
93
ADB8
DB5
17
92
ADB13
DB4
18
91
ADB14
DB3
19
90
ADB17
DB2
20
89
PSWEQ
DB1
21
88
ADB18
DB0
22
87
ADB16
ADB0
23
86
ADB15
ADB1
24
85
STOPQ
ADB2
25
84
ENEQ
ADB3
26
83
ADB12
P24/656CLKIO
27
82
ADB7
P25/656HIO
28
81
ADB6
P26/656VIO
29
80
ADB5
P30/656IO0
30
79
ADB4
P31/656IO1
31
78
ADB19
P32/656IO2
32
77
RDQ
VSUP3.3EIO
33
76
WRQ
GNDEIO
34
75
OCF
P33/656IO3
35
74
ALE
P34/656IO4
36
73
RSTQ
P35/656IO5
SDA_G
SCL_G
B3.3V
9
16V
100uF
11 Schematic Diagrams
0
SAW FILTER MUST BE AS NEAR AS THE CHIP
B5V
L801
INSTPAR
C802
1
2
C837
100nF
10uF
50V
16V
MO
VCT_RESET
C847
1uF
50V
VSUP5.0IF
50V
22pF
C805
VSUP3.3DIG
X800
HC-49/SM5H(20.25MHz)
C804
VSUP1.8DIG
22pF
50V
0
R803
VCT_H
0
R866
VCT_V
0
R865
PSEN
ADB(0:19)
ADB(10)
33
R809
DB(0:7)
DB(7)
33
DB(6)
DB(5)
RA801
DB(4)
DB(3)
33
DB(2)
DB(1)
RA802
DB(0)
33
ADB(0)
ADB(1)
RA803
ADB(2)
ADB(3)
33
DE_CLK
R872
RA800
33
DE_00
DE_01
DE_02
DE_03
DE_04
DE_05
DE_06
DE_07
DE_O(0:7)
RA808
33
VSUP3.3EIO
SCART_BLIN
100
R871
COMP_CB
C820
100nF
COMP_Y
C821
100nF
COMP_CR
C819
100nF
B5V
R808
R802
18K
470
E
1/16W
1/16W
Q801
B
KSA1182
C
C
C800
B
Q800
KSC1623-Y
E
R888
75
SCART_VOUT
R817
R818
R821
150
150
10K
1/16W
1/16W
1/16W
11-3

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