Samsung LW17M24C Service Manual page 53

11 Schematic Diagrams
This Document can not be used without Samsung's authorization.
11-1 Input Power Sound Schematic Diagram
CN901
1 TP928
TP926
1
D906
RLZ8.2
D903
RLZ8.2
CN904
TP953 d_sub14p
1
14
7 TP900
13
1 TP916
6
TP954 TP913
12
TP932
1 1
5
1 11
TP955 4 TP915
TP956 10
1 3 1
TP957
1
9
TP958
1
2
TP959 1
8
1 1
1
TP914
JAPAN only
R909 R908 R906
75 75 75
D930
D932
RLZ8.2 RLZ8.2
EUROPE only
CN902 C932 C931
0.33nF
0.33nF
d_sub21p D936
D934
RLZ8.2
RLZ8.2 L908
R940
3.3uH
1 1/16W
TP970
R942
2 1 2
TP971
3 1/16W
TP972
1 2
TP973 4 L909
5 3.3uH
TP974
6
TP975
7 R944 10K
TP976
8 1/16W
TP977
9
10
TP978 11
12
13
14
15
TP979
16
TP980
17
18
19
TP981
TP982 20
21
R968
U1913
jack6p_b
TP930
L904
R901
GND_1 1 1 3.3uH
TP905 100
SIG_2 3 1
AV_R
SIG_1 2
1 2
GND_2 4
TP904 L905 R900
SIG_4 1
6 3.3uH
100
SIG_3 5
AV_L
1 2
CN900
TP903 D904 R950
jack3p_3
100
2 1 BZX84C5V1
VIDEO_CVBS
4
D922
3 R904 D921
RLZ8.2
75 RLZ8.2
C901 C900
1 0.33nF 0.33nF 1 1
2 2
2 D924
RLZ8.2
D923
3 D925 3
RLZ8.2
RLZ8.2
C934
33pF
CN903
slcon6p TP901
1 1 R951 100
S_VIDEO_C
TP902
2 1 R952 100
S_VIDEO_Y
3 1 TP917 D900
D901 RLZ8.2
4 RLZ8.2
5
1 2 1 2
3
6
3 3
2
R903 R902 2 C902 C903
1
75 75 33pF 33pF
D926 D927
RLZ8.2
RLZ8. 2
+33V_T
B5V B5V
B
2
A
1
R210
R209
8.2Kohm
0
1/16W
1/16W
1
U204
MGND1
MGND2
1 U201
NC_1 NC
U203
NC_2
NC U202 1
AGC AGC
GND AS U200
SCL SCL
SDA SDA
1
5V
MB
NC_3 NC U210 U209
33V
TU
NC_4 NC U208
1
NC_5 NC U206
IF_OUT IF_OUT U207
MGND3
MGND4 1
U205
R311
0
1/16W
R211 C209
C210 C212 100K 100pF
100uF 10nF 50V
1/16W
MO
16V 50V
MO
LW17M24C/LW20M21C
L902
3.3uH
COMP_R
1 2
R912
100
L903 R911
3.3uH
100
COMP_L
1 2
D905
RLZ8.2
CN909
dcjhp_10p
1 1
2
2 D902 4
RLZ8.2 C907 C908
9 TP951 R928
0.33nF 0.33nF
10 1K
3
5
6 1
L901 N
8
7
L900 N
R927
TP950 1
1K
D914
C913 C911
1 0.33nF 0.33nF RLZ8.2
R905
100
COMP_CR
R907
100
COMP_CB
0
SCART_ID
R910 R967
100
COMP_Y
PC_IDENT
A5V
C904 C905 C906
33pF 33pF 33pF
CN908 R923 2 1 2 1
D945 D946 D947
100
RLZ8.2 RLZ8.2 RLZ8.2 105-15202N330
1/16W
D913 3 D912 3
MGND2
MMBD4148SE MMBD4148SE
6
TP960
1
TP961
11
7
2
TP962
12
TP963
8
3
TP964
13
TP965
9
TP966
4
14
TP967
10
TP968
5
220 15
TP969
SCART_ROUT
220 C917 C916 C915
0.002nF 0.002nF 0.002nF
SCART_LOUT MGND1
50V 50V 50V
MO MO MO
D918
SCART_ID BZX84C5V1
A5V
R933
10K
DDC_5V
SCART_BLIN
SCART_VOUT
SCART_VIN
100 C920 R916 R915
10K 10K
1/16W 100nF
1/16W 1/16W
IC900
AT24C02N-10SC
1 8
E0 VCC
2 7
E1
MODE,/WC
3 6 R921 100 1/16W
E2 SCL
4 5 R920 100 1/16W
VSS SDA
A3.3V
IC902
C937
74LCX157M X 22uF
16V
R954 100 1 16
SEL_INT/EXT S VC C
DSUB_H 2 C938
R955 100
1A 10nF
3
VCT_H
1B 50V
R957 100 MO
DSUB_V 100 5
R958
2A
VCT_V R960 100 6
2B
4
R961 100
11 1Y
7 R962 100
3A 2Y
10 9
3B 3Y
12
4Y
14
4A
13
4B R963
100
8
15
GN D /E SEL_COMP/PC
B5V
R200
330 L200
1/16W N
R207
0
TAGC
C201 C200
100uF 10nF
L201
+33V_T
16V
N
C203
R204 100
1/16W 100nF C213
SCL
R202
D200 50V 1uF
R203 100 1/16W C207
22K MO 50V
SDA MMBD4148SE
47nF R208
0 1/16W
C206
220pF
C205
10nF
L202
680uH D201
BZX84C33
R201
R205 100K
0 IF
C
B Q200 C202
KSC1623-Y 2.2nF
C204
E 50V
4.7nF
MO
50V
MO
C208
100pF
50V
MO
CN905
slcon14p_1
1
E_SDA
2
E_SCL
3
GM_RESET
PC_AR 4
5
PC_AL
TXD 6
RXD 7
8
9
SDA
D911 A5V
10
SCL
RLZ8.2
3 3 3 3 3 3 3 11
12
2 1 2 1 2 1 2 1 2 1 2 1 2 1
13
14
D953 D955 D957 R965
D951
MMBD4148SE MMBD4148SE MMBD4148SE MMBD4148SE 10K
D952 D954 D956 R966
MMBD4148SE MMBD4148SE MMBD4148SE 10K
A5V
2 1 2 1 2 1
3 3 3
D910 D909 D908
MMBD4148SE MMBD4148SE MMBD4148SE
PC_RED
PC_GREEN
PC_BLUE
PC_SDA R919 R918 R917
75 75 75
DSUB_H 1/16W 1/16W 1/16W
DSUB_V
PC_SCL
C909
0.002nF
50V
MO A3.3V
C910
R925
100nF
R926
150
50V
220
MO
D928
Q901
BZX84C5V1
2SC2412K-Q
C
LED_GRN B
R914 E
1 2
4.7K
MMBD4148SE
D915
IR 3
Q900
C
2SC2412K-Q
LED_RED B
PC_SCL
N
PC_SDA L906
R924 E
10uH
4.7K
L907
HP_ID
HP_L
A3.3V
HP_R
C939 C940
100nF 100nF
R929 R930
4.7K 4.7K
A3.3V
KEY1
C935
KEY2
22uF
16V
C936
10nF
50V
MO
C919 C918
IC903
100nF 100nF
74LCX14MX
1 14
A IN N
2 13
B IN M
3 12
C IN L R956
4 11
D IN K 100
5 10 AVS
E IN J
6 9
F IN I R959
7 8
G IN H 100
AHS
A3.3V
IC101 IC105
AP1117D-33A AP1117D-18A
1 3 4
3 4
IN OUT IN OUT
GND 1 C217 GND 1
C114
100nF
100uF
16.000
2
2 B
C115
FT118
1uF
C109
100uF 50V
1 A
16V
TP923 0.5mm
R122 A5V
TP919 100 C175
FT144
100nF
1
TP952 TP117
FT11
TP119 2
3
TP910 TP120 Q104
2SC2412K-Q
TP918 4
1 TP121 5 FT100
TP920
6
TP909 TP122
C101
R120
7 1uF IC100
TP906 TP182 +14V 100K
50V
SI9933ADY-T1
8 1 8
TP908 TP126 S1 D1
C143
2 7
100nF G1 D1_1
9 3 6
TP911 TP125 S2 D2
4 5
C102 G2 D2_1
FT101 C110 R121
TP907
CN100 1uF
100uF 100K
slcon9p R174
25V
TP912 50V
10K
1/16W
R116
C SW_LVDS
100K
B
Q101
R115
2SC2412K-Q E FT126
47Kohm
1/16W
C
Q100
B
2SC2412K-Q SW_POWER1
R114 1
E
10K
C190
TP101
100nF
50V
MO
C179
100nF
C183 C184
100nF
100uF
R934
50V 25V
3.3K
CN907
MO
slcon14p_1
1
U903
2
U901
3
Q902 TP936
4
KSC1623-Y
C
0.4mm
R932 1K 5
B TP935
C922
R964
100pF R607
E 100 6
TP933 SLIN 4.7K
50V
SRIN
MO 7
TP934 R601 R600
C623
4.7K 4.7K
R931 1K 8 47uF
TP937
16V
9
TP938 9V_S
N
10
R606 C607
R624 10K 100nF
11
U905
2.7Kohm
12
U904
13
U902 C604
100uF
14 C602 C601
16V
680nF 680nF
R625
2.7Kohm
C921
IC600
1uF
50V TDA7266D
R603 R602
100 100
C603 C600
1uF 1uF
R612 R613
20K 20K
IC601 5V_HP
TDA7050T/N3
1
8
R615 Vcc
A
10K
2
7
B F
3
6
C E
4
R614 5
GND
D
10K
C609 C608
C612 C611
2.2nF 100nF 100uF
2.2nF
5V_HP B8V
Q600
R604
KSC1623-Y
1K
R609
4.7K
C605
Q601
22uF D602
16V QZX363C5V6 KSC1623-Y
C
B
C606
R610
100uF E
10K
16V
Option Selection
B 2 B
2
A 1 A
1
NT PAL
2 B 2 B
A 1 A
1
17INC H 20INCH
11 Schematic Diagrams
3
B3.3V
A1.8V
C111 IC111
100uF AP1117D-33A
16V
3 4 TP127
C163 IN OUT
100nF
1 GND 1
C235
TP118 C112
100nF
100uF
16V
B5V_1
B1.8V
IC112
IC102
R127 SI9933ADY-T1 AP1117D-18A
100K
1 8 3 4
S1 D1
7 IN OUT
2
G1 D1_1
3 6 GND 1 1
S2 D2
C194
G2 D2_1 5
82uF TP128
6.3V
4
B
C228
C113 C193
100nF 470uF
100uF
16V
16V
C
SW_POWER1
B
E R165
10K
6
5V_P
TP103
FT102
C107
100nF
FT145 33UH
IC110
9V_S
MP1410ES
1 8 R170
BS N_C 100
2 7 R171
IN EN
U11 FT127
3 6 43Kohm
SW COMP
4 5 1 .7
C187 GND FB TP115
10nF
50V
C188
10nF
D102 50V
SS24 C189 7
C191
100pF
100uF
50V
25V
R172 R173 C192
5.1K 6.8K
5 82uF
16V
B8V
IC109
BA178M08FP
FT130
IN OUT
GND
C178
100uF
16V
FT128 33UH
IC108
B5V
MP1410ES
R166
1 8
BS N_C 100 2007-001433
2 7
IN EN
3 6 U1912 FT131
SW COMP
R167 12K 1
4 5
C180 GND FB
3.3UH
10nF
50V
C181
10nF
D101 50V
SS24 C182
100pF
50V
8
R168 R169
C185
5.1K 3.9Kohm 82uF
16V
9V_S
R605
10K
0.4mm
Q602
KSC1623-Y
AMP_MUTE
C
0.3mm
B
1K MUTE_SP_POWER
R611
E
C619 C618
470nF 220nF
C620
CN601
100nF TP602
1 slcon4p
1
R621
2
10
3 R-speaker
C621 1
220nF TP603 4
CN600
C615 C614 TP600
R620
100nF 220nF
10 slcon5p
1
1
C616 TP601 2
470nF
1
3
L-speaker
C617 4
220nF
5
C613
100uF
R618
C622
56
100uF
HP_L
HP_R
R622
56
D603
R619
RLZ8.2
1K
R623
1K
D604
16V
RLZ8.2
+14V A5V R617 +14V
120Kohm
1/10W
R608
C610
10K
22uF R616
C
16V 20K MUTE_SP_POWER
0.3mm
B
E
HP_MUTE Q603
KSC1623-Y
D600
MMBD4148SE
11-1