ViewSonic VA2013wm-4 Service Manual page 41

8.2 Power Board
!
BD901
KBP208G
2 3
!
R931
NC
C909
NC/0.22uF/275V C907
+
120uF 450V
R932
NC
!
L901
1 2 !
R933
4 3 NC
30mH
D908
NC/IN4148
680K OHM 1/4W +-5% 680K OHM 1/4W +-5%
R900 R901 R902
C927
680K OHM 1/4W +-5% 0.047uF
R921
! R934
NC
NC
C908
NR901
0.47UF
NTCR
t
!
F902
FUSE
C902 C903
1000PF/250VAC 1000PF/250VAC
C915
0.01uF
!
2 1
CN901
SOCKET
1
2
R906
100K OMH 2W +-5%
! C911
!
1500PF2KV
D903
!
C907 R908 FR107
+
NC
10K OHM 1/4W +-5%
D904
FR103
R913
+ C913 5.1 OHM 1/4W +-5%
22uF/50V
D907
IN4148
IC901
1 8 Q901
!
CT HV
2 7 R917 STP10NK70ZFP
COMP NC
3 6 10R 1/4W 5%
CS VCC
4 5
GND OUT
LD7576
C912
R918
0.1uF 10K 1/10W 1%
FB901
BEAD
C914 R923
470pF
220 OHM 1/4W
R924
0.39 OHM 2W +-5%
HS1
HEAT SINK(Q901) HS2
HEAT SINK(D901 D906)
1
2
FB902
GND1
GND
1 2
1
BEAD
2
R929 100 OHM 1/4W
R930 100 OHM 1/4W
R903 100 OHM 1/4W
!
T901
4 POWER X'FMR
! R909 100 OHM 1/4W
5 8 R910 100 OHM 1/4W
7
R912 100 OHM 1/4W
6 9
1 10 D905
12
3 11
31DQ06FC3
C932
100PF1KV
R919
150R 1/8W 5%
R920
1K 1/10W 1%
IC902
PC123X2Y FZOF
C924
0.1uF/16V
R928
1K 1/10W 1%
C900
3300pF 250V
IC903
KIA431A-AT/P
!
CN902
1
MUTE
2
VOL
3
+5V
4
5
6
7
ON/OFF
8
C926 9
DIM
0.1uF/16V
Wire Harness
41
C916 L905
0.001uF Coil
+
C918
1000uF 25V
D901
FMX-12SL KTD1028
3 1
C917 L906
0.001uF Coil
C920
+ +
C925
680uF 10V
NC
D906
1 3
MBRF2060CT
L907
Coil
C921
+
1000uF 16V
+16V
ZD901
T ZX18B
Q904
R905
0R05 1/10W 5%
R907
C923 1K 1/10W 1%
0.001uF
F901 FUSE
+5Vi +5V
+ C922
470UF M 16V
R914
43.2KOHM +-1% 1/4W
R916
3.6K 1/10W 1%
R925
2.43K OHM 1% 1/10W
R935
NC
F903 FUSE
+5V1
C931
+
NC