LG 715T2178 Schematic
C911
1uF/450V
!
C903
1000PF/250V
!
C910
1uF/450V
C974
0.01uF/1KV
!
R900
330K 1/8W
!
F901
5A/250V
!
!
!
2
!
124
C908
0.47uF/250V
C902
680PF/250V
!
124
7mH
124
7mH
R901 330K 1/8W
!
CN901
3P/3.96mm
L903
120uH
1
+
-
4
1 2
L911
7mH
!
L902
C909
0.47uF/250V
!
L901
!
RV901
Varistor
!
123
FB904
BEAD
3
C905
680PF/250V
!
3
3
R902
330K 1/8W
!
BD901
3
D25XB60
!
620K 1/8W
620K 1/8W
!
R903
R904
R905
0 1/8W
!
D111
BA159G
C111
0.01UF/1KV
!
C904
1000PF/250V
R907
68K 1/10W
VCC2
C914
0.1uF
R906
10KΩ 1% 1/8W
6
5
9
+
C913
22uF/50V
R111
4.7M 1/8W
C912
0.1uF/50V
R974
100K 1/10W
1
2
7
IC901
FA5500AN
C915
0.01uF
VCC1
IC905
LD7575
D901
1N5406
L907
320 uH
876
VCC
FB
123
C916
220pF
R112
4.7M 1/8W
B+
LD7575
1 3
VCC2
D902
FMX-G26S
OUT
GND
COMP
MUL
R965
10K 1/8W
8
HV
N.C
RT CS
GND
472
5
ZCD
IS
4
R914
10K 1/10W
C917
0.47uF/25V
6
VCC
OUT
COMP
NR901
1 2
SCK055
R908
0 1/10W
R909
22 1/10W
R113
4.7M 1/8W
FB902
BEAD
1 2
5
D904
UF4003PT
FB905
BEAD
20K 1/10W
R911
330
C918
330PF/50V
10KΩ 1% 1/8W
ZD904
27Vz
C952
220pF/50V
C953
470PF/25V
N.C LL4148WP
0.1uF/50V
t
D903
LL4148WP
R910
R919
330K 1/8W
D920
LL4148WP
R976
10 1/8W
R979
1K 1/10W
C954
FB903
1 2
BEAD
R956
0.3Ω 3W
R114
+
C951
22uF/50V
R977
10K 1/10W
D911
+
C920
22uF/50V
18K 1/10W 1%
C950
1500pF/1KV
D916
UF4003PT
R920
100K 1/8W
!
Q901
STW25NM60N
R916
330K 1/8W
R912
0.3Ω 3W
R938
R971
100KΩ 2W
D900
BA159GPT
Q900
STP10NK70ZFP
R978
0.56Ω 3W
R981
100K 1/10W
C919
0.1uF
C980
Varistor
R915
330K 1/8W
20K 1/10W
R917
330K 1/8W
C112
0.1uF
R973
2R2 1/8W
1K 1/8W
R955
R949
R967
270K 1/10W
IC111
1
2 3
NCP305
IC904
PC123FY2 4P
+
C906
120uF/450V
OUT
VIN N.C
Q910
J916
32
PMBS3906
100 1/6W
1
10K 1/8W
R922
Q903
1
PMBS3904
3 2
B+
+
C907
120uF/450V
ZD901
RLZ18B
1 2
C926
470PF
4
GND
T903
6
O
12
11
R984
47 1/2W
O
10
84
7
2
O
9
O
1
12
43
IC911
KIA431
1
2
3
4
C927
1500PF
R983
47 1/2W
IC902
Demag
FB
CS
GND
NCP1377
D924
3
FME-220B
2
1
C958
0.001uF/500V
3
2
D921
N.C FMW-2156
1
R997
470 1/4W
ZD921
RLZ13B
LL4148WP
R923
1K 1/10W
C966
0.1uF/50V
R932
1K 1/4W
HV
N.C
Vcc
Drv
C957
0.001uF/500V
D915
R960
470 1/8W
RLZ15B
C985
0.01UF/1KV
VCC3
8
7
6
5
C925
0.1uF
BD901 H.S.
1000uF/25V
ZD922
RLZ5.1B
1 2
D917
LL4148WP
R921
1K 1/10W
ZD906
C923
100PF
C924
+
C959
+
C962
1000uF/25V
FB901
BEAD
47uF/50V
Q904
1
PMBS3904
3 2
1 2
NCP1377 VCC
13.8 ON
籹祘
20V
R925
47KΩ 3W
C922
0.0022uF/2KV
D906
R926
20K 1/10W
R927
10K 1/10W
D908
R928
22 1/10W
+
ZD910
C973
RLZ18B
0.1uF
1 2
R930
100 1/10W
C969
0.0047uF/250V
L921
3.5uH
+
C960
1000uF/25V
L922
3.5uH
+
C956
1000uF/25V
1 2
R998
R999
10K 1/10W
3.6K 1/10W 1%
C965
0.1uF/50V
R924
1K 1/10W
R933
2.4K 1/10W 1%
VCC3
BA159G
R929
20K 1/10W
+
D907
LL4148WP
+
C972
1000UF/25V
C963
470uF/25V
!
C901
1000PF/250V
C900
330PF K 250VAC
!
C929
0.01UF/1KV
BA159G
Q902
2SK3679
R931
0.22Ω 3W
+12VP
ZD920
PTZ9.1B
1 2
+5Vs
R975
220Ω 1W
R934
33K 1/10W 1%
!
!
1
3
5
6 8
R935
20K 1/10W
IC910
PC123FY2 4P
R966
1K 1/10W
T901
43
VCC1
10K 1/8W
FOR BACKLIGHT
24V
R952
1K 1/16W
Q921
PMBS3904
1N4148
+18V
C945
0.1uF
C970
0.1uF
D923
S_PROTECTION
24V/5.7A
C942
1000pF
FB906
BEAD
C940
0.01uF
C947
C946
0.1uF
0.1uF
C936
0.1uF
CN921
1
2
3
4
5
6
7
8
9
10
11
12
13
14
14P/2.0mm
CN922
1
2
3
4
5
6
7
8
9
10
10P/2.0mm
CN923
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
PS
16
16P/2.0mm
PS
Wednesday, November 29, 2006
Title
T2178-1-X -X-1-06112 7
Size Document N umber Rev
NOR CENT 3 7" TV 1
Custom
Date: Sheet
12
of
+
ZD903
LL4148WP
+5Vs
33K 1/10W
R913
1KΩ 1W
D913
R936
C934
1000uF/35V
L905
3.0uH +-10%
ZD905
MTZJ22B(13.89~14.62V)
1 2
LL4148WP
Q912
32
PMBS3904
24VI
RJ901
1 2
C935
470uF/35V
3
Vip
IC931
FP130KR-LF
F902
R30-250(30V/2.5A)
!
+5V
8
7
6
5
R937
10K 1/10W
8m
R951
1K 1/16W
4
Vin
R953
15
1K 1/16W
outVcc
R954
Vss
24KΩ 1/10W
2
+12VP
+5Vs
F903
0 1/8W
+
R950
1K 1/16W
+18VI
1 2
D918
Q906
AO4411
1
S1
D1
2
S1
D1
3
S1
D1
4
G1
D1
1
C948
1uF
R940
C930
2200PF/1KV
22Ω 2W
7
10
11
12
9
1000PF/1KV
R941
470 1/6W
12
C943
0.1uF
IC921
KIA431
Q914
32
PMBS3906
1
R985
C938
VCC2
R942
2K 1/10W
0 1/10W
R943
IC912
!
PMBS3904
D910FME-220B
R939
47 /1W
33K 1/10W
PC123FY2 4P
43
Q915
10K 1/10W
R944
C944
0.1uF
R987
R986
1K 1/10W
12
32
D931FME-220B
D932FME-220B
1
C964
0.1uF
Q923
PMBS3904
1
2
3
4
+
R989
JUMPER
75K 1/10W 1%
Q907
AO4411
S1
S1
S1
G1
32
C968
0.1uF
C931
1000uF/35V
C939
1000uF/35V
R990
R945
0 1/10W
1.5K 1/10W 1%
8
D1
7
D1
6
D1
5
D1
2K 1/8W
SCR901
2N5060
R988
1K 1/10W
R993
1
1K 1/10W
+
R947
R991
C932
+
1000uF/35V
L906
3.0uH +-10%
R946
15K 1/10W 1%
31
2
C967
1uF
R992
1K 1/8W
C933
+
1000uF/35V
+
C941
470uF/35V
MTZJ27B(24.97~26.26V)
S_PROTECTION
+12VP
C961
0.1uF
S_PROTECTION
R994
1.5K 1/10W
R995
1K 1/10W
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