Power Board - Dell E157FPc Service Manual

15" LCD Color Monitor

7.2 Power Board

DB901
KBP206G
2 3
2 3
L902
L
1 4
C902
0.001uF/250V
C901
0.001uF/250V
3 4
L901
L
2 1
C903 0.47uF/250V
R901 220K 1/8W
R902 R900
220K 1/8W 220K 1/8W NR901
NTCR
t
VAR901 varistor
F901
FUSE
C933
0.001uF/250V
CN901
CONN
R903 R906
5.1K 1/8W NC 0.0015uF/2KV
C904
+
100uF/450V
R904 R907
5.1K 1/8W NC
D902
UF4003
C907 + C906
0.1uF R905 10uF
5.1K 1/8W
R920
NC
R915
R910 22 1/10W
4.7K 1/10W
IC901
NCP1203DR
R917
1 5
10K
NCP1203DR60 R916
220 1/10W
7 3
R911
20K 1/10W
C912 C911
0.001uF 470pF/50V
ZD901
RLZ15B
R914
4.7K 1/10W
Q902
2PA733P
R912
100 1/10W
Q903
2PC945P
R913 + C908 R919
75K 1/10W 22uF 16K 1/10W
R921 C921
47 1/2W 0.001uF/500V
D921
FMB29L
T901 2
4
O 10
R908
C905 100K 2W 9
R922 C922
47 1/2W 0.001uF/500V
O 8
D901
FR107
6 12
2 11 2
R909 3 D922
68 1/10W 7 FMB26L
1 O
Q901
STP9NK60ZFP
1/10W
C900
0.001uF/250V
R923
560 1/4W
R918
0.39 2W
4 R924
ZD902 IC902 1K 1/10W
RLZ5.1B 3 PC123FY2 4P
D903 C929
LL4148-GS08 0.1uF
R925
IC903
0 1/8W
AZ431AZ-AE1
C930
NC
34
L903
L
+ C923 + C931 + C925
1000uF/25V 1000uF/25V 470uF/25V ZD903
PTZ7.5B
L904
L
+ C924 + C926
1000uF/16V 470uF/16V R926
NC
ZD904 ZD905
RLZ13B RLZ5.1B
C932
0.47uF/25V
R929 R930
33K 1/10W 3.6K 1/10W
D923 D924
LL4148-GS08 LL4148-GS08
R931
1K 1/10W
R932
1K 1/10W
R933
2.4K 1/10W
AOC (Top Victory) Electronics Co., Ltd.
Title
1.POWER OUTPUT 12V & 5 V
Size Document Number
B
Date: Wednesday, March 09, 2005
Dell E157FPc
F902
0 1/8W
+12V
+5V
R927 C928
0.1uF
NC
CN902
CONN
1
ON/OFF
2
DIM
3
+12V
4
5
+5V
6
7
8
C927
0.1uF
Rev
PWPC1742SEI1 (715L1492-E) A
1 2
Sheet of