Power Board - Dell E178FPC Service Manual

17" LCD Color Monitor

7.2 Power Board

BD901
2A 800V
3 2
L902
L
C907
+
100uF 450V
C902
Y 2 2200PF +-20% 250VAC
C901
Y 2 2200PF +-20% 250VAC
C912 C916
L901 0.1uF/50V 0.1uF/50V
L
IC901
LD7575
7
C909 0.47uF/250V 1
R911
100K 1/10W +-%1
R901
330K 1/8W
R900 R902
330K 1/8W 330K 1/8W
NR901
8 ohm/8A
t
470PF/25V
F901
GND1 GND2
2.5A/250V
1 1
GND GND
HS3 D920 HS4 Q900
2 1
1 1
2 2
CN901
SOCKET
HEAT SINK HEAT SINK
R909
100K 2W
C910
1500pF/1KV
R905
10K 1/8W D900
FR107
D901
UF4003PT
R910
C911 7R5 1/8W
+
22uF/50V
N.C
D910
LL4148WP
R912
Q900
LD7575
STP8NK80ZFP
5 1
N.C OUT
3 10 1/8W
RT CS
C905
R915 0.0047uF/250V
10K 1/10W
R913 N.C C900
1K 1/10W 0.0022uF/250V
R916
C913 0.43 2W
220pF/50V
C914
IC902
PC123FY 2 4P
NC
1
NC
R951 47
1/8W
R952 47
1/8W
C920
0.001uF/500V
NC
D920
FCH10A15
T901 2 L921
4
12
O
11 C922 C923 C924
+ + +
680uF/25V 680uF/25V 680uF/25V
10
O
L922
6 8
7
2 2
C926
+
N.C C932
+
9 NC 1000uF/16V NC
O
1 O
D922
R954
47 1/8W 3A/60V C921
0.001uF/500V
R955
47 1/8W
NC
ZD921 ZD922
RLZ13B RLZ5.1B
R922
470 1/4W
D915 D916
LL4148WP LL4148WP
R923
R925
1K 1/10W 10K 1/10W
R927
1K 1/10W
C928 C929
0.1uF/50V 0.1uF/50V
R928
1K 1/8W
R930
IC921
KIA431
1K 1/10W
RJ901
0 1/8W
36
3.5UH F902
0
+
C925 R931
ZD920
10K 1/8W
470UF/25V TPSMP9 1A-E3 DO-220AA
3.5UH F903
0
+
C927
470UF/25V
CN902
CONNECTOR
1
ON/OFF
2
DIM
3
4
5
6
7
+5V
8
9
R926 10
33K 1/10W 1%
R924
3.6K 1/10W 1% C931
0.1uF/50V C930
0.1uF/50V
R929
2.4K 1/10W 1%
TPV(Top victory) Electronics Co.,ltd.
RJ902 Title
0 1/8W
Size Document Number
Custom
G1492-A-DEL-7A-2-070109
Date: Tuesday , January 09, 2007
Dell E178FPC
J901
TIN COATED
J902
+12V
TIN COATED
J903
TIN COATED
+5V
J904
TIN COATED
J905
TIN COATED
J906
TIN COATED
J907
TIN COATED
J908
TIN COATED
audio 12V
J909
TIN COATED
J910
TIN COATED
J911
TIN COATED
01. POWER
Rev
A
1 1
Sheet of