Schematic Diagrams - Samsung LW15M23C Service Manual

11 Schematic Diagrams

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11-1 Input Power Sound Schematic Diagram
CN901
R909 R908 R906
75 75 75
U1913
jack6p_b
TP930
GND_1 R901
1 1
TP905 100
SIG_2 3 1
SIG_1 AV_R
2
GND_2
4
TP904 R900
SIG_4 1
6
SIG_3 100
5
AV_L
CN900
TP903 D904 R950
jack3p_3
100
2 1 BZX84C5V1
4 VIDEO_CVBS
3 R904 D922 D921
RLZ8.2
75 RLZ8.2
C901 C900
1
1 100pF 100pF 1
2
2
2 D924
RLZ8.2
D923
3 D925 RLZ8.2 3
RLZ8.2
C934
33pF
CN903
slcon6p
TP901 R951 100
1 1
S_VIDEO_C
TP902 R952 100
2 1
S_VIDEO_Y
1 TP917 D900
3
D901 RLZ8.2
RLZ8.2
4
5
1 2 1 2
6 3
3 3 R903 R902 2 C902 C903
2
75 75 1 33pF 33pF
D926 D927
RLZ8.2
RLZ8.2
+33V_T
B5V B5V
B
2
A
1
R209
0
1/16W
U204
MGND1
MGND2
NC
U203 U201
NC
U202
AGC U200
AS
SCL
SDA
MB U209
SIF U210
TU
NC U208
AFT U206
U207
VIDEO
MGND3
MGND4 U205
R311
0
1/16W
C210 C212
R211
100uF 10nF
100K
16V 50V
1/16W
MO
LW15M23C
TP928
1
COMP_R
R912
100
TP926 R911
1
100
COMP_L
D905
RLZ8.2
D906 CN909
RLZ8.2 1 1 dcjhp_10p
2
2 D902
D903 4
C907 C908
RLZ8.2 RLZ8.2
100pF 100pF 9 TP951 R928
10
3 1K
5
6 1
L901 N
8
7
L900 N
R927
1 1K
TP950
C913 C911
0.33nF 0.33nF
TP913 R905
1 100
COMP_CR
R907
TP915
100
1 COMP_CB
R910
100
COMP_Y
PC_IDENT
1
TP914
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
3 3
MGND2 D913 D912
MMBD4148SE MMBD4148SE
6
TP960
1
TP961 11
7
2
TP962
TP963 12
8
TP964 3
TP965 13
9
TP966
4
14
TP967
10
TP968
5
TP969 15
C917 C916
0.002nF 0.002nF
MGND1
50V 50V
MO MO
D918
BZX84C5V1
R933
DDC_5V
10K
R916
C920
10K
100nF
1/16W
IC900
AT24C02N-10SC
E0
1 8
E1 VCC
2 7
3 MODE,/WC 6 R921 100 1/16W
SCL R920 100 1/16W
4 E2 5
VSS
SDA
A3.3V
IC902
C937
74LCX157MX 22uF
16V
R954 100 1 16
SEL_INT/EXT S VCC
DSUB_H 2 C938
R955 100
1A 10nF
3 1B
VCT_H 50V
R957 100
DSUB_V MO
100 5
R958 2A
6 2B
R960 100
VCT_V
4 R961 100
1Y
11 7
2Y R962 100
3A
10 9
3B 3Y
12
4Y
14
4A
13 4B
R963
100
8 15
GND /E
SEL_COMP/PC
B5V
R210
R200
8.2Kohm
330 L200
1/16W
N
1/16W
R207
0
TAGC
C201 C200
100uF 10nF
L201
16V
N
C203
R204 100
1/16W 100nF C213
SCL
R202 50V 1uF
R203 100 C207 D200
22K
1/16W MMBD4148SE MO 50V
SDA 47nF R208
C206
220pF
C205
10nF
L202
680uH D201
BZX84C33
R201
0 R205 100K
IF C
B Q200 C202
KSC1623-Y 2.2nF
C204
50V
4.7nF E
MO
50V
MO
C209 C208
100pF 100pF
50V 50V
MO MO
CN905
slcon14p_1
E_SDA
E_SCL
GM_RESET
PC_AR
PC_AL
TXD
RXD
SDA
A5V
D914 D911
SCL
RLZ8.2 RLZ8.2
3 3 3 3 3 3 3
2 1 2 1 2 1 2 1 2 1 2 1 2 1
D953 D955 D957
D951
MMBD4148SE MMBD4148SE MMBD4148SE MMBD4148SE
D952 D954 D956
MMBD4148SE MMBD4148SE MMBD4148SE
A5V
2 1 2 1 2 1
3 3 3
D910 D909 D908
MMBD4148SE MMBD4148SE MMBD4148SE
PC_RED
PC_GREEN
PC_BLUE
R919 R918 R917
PC_SDA
75 75 75
1/16W 1/16W 1/16W
DSUB_H
DSUB_V
PC_SCL
C915 C909
0.002nF 0.002nF
50V 50V
MO MO
A3.3V
A5V
R925
R926
150
220
D928
Q901
BZX84C5V1
2SC2412K-Q C
LED_GRN B
R915
R914 E 2
10K 1
4.7K
1/16W
MMBD4148SE
IR 3 D915
Q900
C
2SC2412K-Q
B
LED_RED
PC_SCL
PC_SDA R924
E
4.7K
HP_ID
HP_L
A3.3V
HP_R
R929 R930
4.7K 4.7K
A3.3V
KEY1
C935
22uF KEY2
16V
C936
10nF
50V
MO
IC903 C919 C918
74LCX14MX 100nF 100nF
1 14
IN N
2 A 13
B IN
3 M 12
C IN L R956
4 11
D IN 100
5 K 10
E IN AVS
J
6
F IN I 9
7 R959
IN H 8
G 100
AHS
+33V_T
1/16W
0
A3.3V
IC101
AP1117D-33A IN
IN 3 4 OUT 1 3
GND 1 C217 GND 1
C114
100nF
100uF
16.000
2
2 B
FT118
C109
100uF
1 A
1 0.5mm 16V
TP923
R122 A5V
2
FT144
TP919 100 C175
1 100nF
3
TP952 TP117
FT11
2
4
TP119
3
5
TP910 TP120
6 4
TP918 1
7 5 FT100
TP920 TP121
8 6
TP909 TP122 C101
1uF R120
9 7 IC100
TP182 100K
TP906 +14V 50V
SI9933ADY-T1
10 8 D1
TP908 1 S1 8
C143
TP126 2 G1 7 D1_1
9 100nF
11 3 S2 6 D2
TP911 TP125
5 D2_1
4 G2
C102
12
TP907 FT101 C110 R121
CN100
100uF 1uF 100K
slcon9p R174
13 25V 50V
TP912 10K
1/16W
14
R116 C
SW_LVDS
100K B
Q101
R115
2SC2412K-Q E FT126
47Kohm
1/16W
C
Q100
2SC2412K-Q B
SW_POWER1
R114
1
E
10K
TP101
C179
100nF
C910
C183
100nF
100nF
R934
50V 50V
MO 3.3K CN907
MO
slcon14p_1
1
U903
2
U901
3
Q902
TP936
KSC1623-Y
C 4
R932 1K 0.4mm
B 5
TP935
C922
R607
100pF R964 6
E TP933
50V 100 SLIN 4.7K
SRIN
MO 7
TP934 R601 R600
C623
4.7K 4.7K
R931 1K 8 47uF
TP937
16V
9
TP938 9V_S
10
R606 C607
10K
11 R624 100nF
U905
7.5Kohm
12
U904
13
U902 C604
100uF
14
C602 C601
16V
220nF 220nF
R625
7.5Kohm
C921
IC600
1uF
TDA7266D
50V
R603 R602
100 100
C603 C600
1uF 1uF
R612 R613
20K
20K
IC601
TDA7050T/N3
A
8
R615 1
Vcc
10K 2 B
7
F
3 C
6
E
D
4 5
R614 GND
10K
C612 C611
2.2nF
2.2nF
5V_HP B8V
Q600
R604
KSC1623-Y
1K
R609
4.7K
C605
D602
Q601
22uF QZX363C5V6
C KSC1623-Y
16V
C606
100uF
E
16V
Option Selection
B 2 B
2
A 1 A
1
NT PAL
2 B 2 B 2 B
1 A 1 A 1 A
15Inch 17Inch 20Inch
11 Schematic Diagrams
B3.3V
IC105 A1.8V
AP1117D-18A C111 IC111
OUT 100uF AP1117D-33A
IN
4 16V 3 4 OUT
TP127
C163
100nF GND
1 1
C235
C112
TP118 100nF
3 100uF
16V
B1.8V
IC102
SI9933ADY-T1 IC112
R127
AP1117D-18A
100K 1 D1 IN 3 4 OUT
S1 8
2 7
G1 D1_1
C115 6 1 1
3 S2 D2 GND C228
1uF
5 D2_1 100nF
50V G2
TP128
C113
100uF
4
16V
C
SW_POWER1
6
B
R165
E
Q104 10K
2SC2412K-Q
5V_P
IC104
TP103
2
FT102 C107
C100
VOUT1
100nF
1.0mm 100uF
VIN
16.000
3 GND 1
FT125
VOUT2
4
LM1085ISX-3.3
C176
FT145 33UH
100nF
IC110
9V_S
MP1410ES
R170
1 N_C 8
BS 100
2 7
EN R171
IN U11
3 6 FT127
COMP 43Kohm
4 5 1
SW .7
C187 TP115
GND FB
10nF
50V
C188
10nF
50V
D102
SS24 C189
C190 C191
7
100nF 100pF
100uF
50V
50V 25V
R172 R173
MO C192
5.1K 6.8K
5 82uF
16V
IC109 B8V
BA178M08FP
OUT
IN FT130
GND
C178
100uF
16V
FT128 33UH
IC108
B5V
MP1410ES
1 N_C 8 R166
BS
EN 100
2 7 2007-001433
IN U1912
3 SW 6 FT131
4 COMP 5 R167 1
12K
C180
GND FB
3.3UH
10nF
50V
C181
10nF
D101 50V
C182
SS24 8
C184 100pF
50V
100uF
25V
R168 R169 C185
5.1K 3.9Kohm
82uF
16V
9V_S
R605
10K
0.4mm
Q602
KSC1623-Y
C AMP_MUTE
0.3mm
1K MUTE_SP_POWER
B
R611
E
C619 C618
470nF
220nF
C620 CN601
100nF
TP602
1 slcon4p
1
R621
10 2
3 R-speaker
1
C621
220nF 4
TP603
CN600
C615 C614 TP600
R620
100nF 220nF
10 slcon5p
1
1
C616 TP601
2
470nF 1
3
L-speaker
C617 4
220nF
5
5V_HP
C613
100uF
R618
C622
56
100uF HP_L
HP_R
R622
56
D603
R619
RLZ8.2
1K
R623
C609 C608 1K
100nF 100uF
16V D604
RLZ8.2
+14V A5V R617 +14V
200Kohm
1/10W
R608
C610 10K
C
22uF R616
B
16V 10K
0.3mm MUTE_SP_POWER
B
HP_MUTE Q603
E
KSC1623-Y
R610
10K
D600
MMBD4148SE
11-1