Power Board - AOC TV3766W Service Manual

37" lcd tv
Table of Contents

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37'' LCD TV

9.2 Power Board

715T1852-3
VCC2
!
D901
1N5406
L907
C974
D902
Y G972S6R
0.01UF/1KV
C911
1uF/450V
!
R907
R903
68K
 
1/10W
620K
 
1/8W
VCC2
!
L903
120uH
R904
620K
 
1/8W
IC901
FA5500AN
C910
+
1uF/450V
R905
C913
0
 
1/8W
C914
22uF/50V
!
0.1uF
BD904
-
+
4
1
!
D25XB60
R906
C915
11K
 
1/10W 1%
0.01uF
R914
10K
FB904
BEAD
C916
220pF
D111
2
3
L911
R111
R112
!
BA159G
4.7M
 
1/8W
4.7M
 
1/8W
1
4
C111
0.01UF/1KV
C908
0.47uF/250V
!
C902
C905
B+
680PF/250V
680PF/250V
!
!
2
3
L902
!
R965
1
4
VCC1
 
10K
C909
0.47uF/250V
!
C912
0.1uF/50V
IC905
LD7575
2
3
LD7575
7
N.C
OUT
L901
1
RT
CS
1
4
R974
 
R900
R902
100K
1/10W
330K
 
1/8W
330K
 
1/8W
!
!
!
!
!
R901 330K
 
1/8W
C903
RV901
C904
1000PF/250V
Varistor
1000PF/250V
!
!
F901
!
5A/250V
!
CN901
3P/3.96mm
Q910
J916
2
3
PMBS3906
100
 
1/6W
 
1K
1/8W
R960
R955
470 1/8W
10K
 
1/8W
R922
ZD906
RLZ15B
R920
100K
 
1/8W
1
Q903
PMBS3904
D904
UF4003PT
+
C920
C919
22uF/50V
0.1uF
B+
FB901
NR901
BEAD
1
2
FB903
SCK055
BEAD
C906
+
C907
+
120uF/450V
C921
C985
FB905
120uF/450V
0.01UF/1KV
0.01UF/1KV
BEAD
R915
330K
 
1/8W
2200PF/1KV
R908
D903
 
0
1/10W
LL4148WP
!
R909
22
 
1/10W
Q901
R949
 
20K
1/10W
ZD901
FET FCA20N60 FAIRCHILD
RLZ18B
C923
R910
100PF
 
IC902
VCC3
20K
1/10W
R916
 
330K
1/8W
1
8
Demag
HV
2
7
FB
N.C
R911
330 
3
6
CS
Vcc
C926
4
5
GND
Drv
R918
R912
R917
470PF
NC
0.3 /3W
 
330K
 
1/8W
NCP1377
C924
C925
C918
0.1uF
330PF/50V
47uF/50V
R938
 
18K
1/10W 1%
R967
270K
 
1/10W
 
1/10W
R919
10K
 
1/10W 1%
C927
1500PF
IC111
C917
0.47uF/25V
1
4
OUT
GND
2
3
VIN
N.C
R113
NCP305
4.7M
 
1/8W
C112
0.1uF
R114
BD901 H.S.
330K
 
1/8W
R983
C957
47
 
1/2W
0.001uF/500V
D924
FME-220B
FB902
BEAD
T903
2
6
O
12
11
+
C959
R971
1000uF/25V
100K
 
2W
R984
C958
C950
47
 
1/2W
0.001uF/500V
1500pF/1KV
O
10
1/8W
D900
BA159GPT
D916
4
8
UF4003PT
7
2
2
C962
+
1000uF/25V
+
C951
R973
D921
22uF/50V
2R2
 
1/8W
O
9
N.C FMW-2156
ZD904
O
1
27Vz
D920
LL4148WP
R976
Q900
5
1
STP8NK80ZFP
3
10
 
1/8W
R977
R997
 
 
10K
1/10W
470
1/4W
ZD921
ZD922
RLZ13B
RLZ5.1B
R979
 
1K
1/10W
C952
R978
220pF/50V
0.56 /3W
 
D915
LL4148WP
D917
LL4148WP
C953
470PF/25V
R923
 
IC904
1K
1/10W
PC123FY 2 4P
D911
R921
 
N.C LL4148WP
1K
1/10W
C966
0.1uF/50V
C954
R981
 
0.1uF/50V
100K
1/10W
R932
 
1K
1/4W
IC911
KIA431
!
1
Q904
PMBS3904
C901
1000PF/250V
VCC3
NCP1377
VCC
C900
330PF/250V
13.8 ON
C930
R940
20V籹祘
!
2200PF/1KV
22 /2W
 
T901
1
7
FME-220B
D931
C929
10
0.01UF/1KV
R925
11
 
47K
3W
FME-220B
D932
C922
D906
D907
BA159G
BA159G
3
12
R926
5
 
20K
1/10W
!
9
R927
6
8
10K
 
1/10W
D908
LL4148WP
R928
 
22
1/10W
Q902
2SK3679
FME-220B
D910
C938
R939
!
C973
ZD910
R929
+
RLZ18B
 
 
0.1uF
20K
1/10W
1000PF/1KV
47 /1W
R935
20K
 
1/10W
R930
100
 
1/10W
R931
0.33
 
3W
R941
 
470
1/6W
C969
10K
 
1/10W
R944
4700PF
R942
+12VP
2K
 
1/10W
IC910
PC123FY 2 4P
L921
L
C944
0.1uF
0
 
1/10W
C943
R943
+
C960
+
1000uF/25V
C972
ZD920
PTZ9.1B
0.1uF
1000UF/25V
L922
L
IC921
KIA431
C956
+
+
1000uF/25V
C963
470UF/25V
R975
220 2W
VCC1
VCC2
R987
Q914
33K
 
1/10W
2
3
PMBS3906
R966
1K
 
1/10W
R985
R986
10K
 
1/8W
1K
 
1/10W
R934
33K
 
1/10W 1%
IC912
PC123FY 2 4P
R998
 
10K
1/10W
R999
 
3.6K
1/10W 1%
!
Q915
PMBS3904
C965
1
0.1uF/50V
R924
 
1K
1/10W
R933
2.4K
 
1/10W 1%
51
24VI
L905
RJ901
1
2
C931
+
C932
+
3.5UH
+
C935
8m 
1000uF/35V
+
+
C934
470uF/35V
1000uF/35V
C933
1000uF/35V
1000uF/35V
R951
R950
1K
 
1/16W
R952
 
 
1K
1/16W
1K
PMBS3904
IC931
R953
 
5
1
1K
1/16W
Vcc
out
R954
FP130
 
24K
1/10W
+18VI
L906
F902
+18V
3.5UH
R30-250(30V/2.5A)
R913
!
+
C939
C941
+
1K1W
470uF/35V
1000uF/35V
+12VP
+5VP
R989
JUMPER
R990
75K
 
1/10W 1%
ZD905
RLZ24B(22.61~23.77V)
ZD903
MTZJ27B(24.97~26.26V)
R946
15K
 
1/10W 1%
R945
D913
D918
LL4148WP
LL4148WP
 
0
1/10W
R947
1.5K
 
1/10W 1%
S_PROTECTION
F903
 
0
1/8W
Q907
+12VP
AO4411
1
8
S1
D1
2
7
S1
D1
3
6
C961
S1
D1
4
5
G1
D1
0.1uF
S_PROTECTION
PS
R991
2K
 
1/8W
R994
1.5K
 
1/10W
SCR901
2N5060
2
R988
1K
 
1/10W
C964
0.1uF
R993
Q923
1
C967
R995
PMBS3904
1uF
1K
 
1/10W
1K
 
1/10W
C968
R992
 
0.1uF
2K
1/8W
Title
Size
Date:
AOC TV3766W
FOR BACKLIGHT
24V
24V/5.7A
CN921
1
2
3
C942
4
1000pF
5
6
C936
7
0.1uF
8
9
10
11
12
13
1/16W
14
Q921
14P/2.0mm
CN922
FB906
1
BEAD
2
C970
3
0.1uF
4
5
6
7
D923
C940
8
1N4148
9
0.01uF
10
10P/2.0mm
S_PROTECTION
CN923
1
2
3
4
5
6
7
8
9
10
11
PS
12
C945
C946
C947
0.1uF
0.1uF
0.1uF
12P/2.0mm
Thursday, September 07, 2006
POWER OUT 5V&12V&18V&24V
Document Number
Rev
3
T1852-3-X-X-2-060830
Sheet
1
of
1

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