ViewSonic VE910B Service Manual page 60

10.8. INVERTER
L901
D901 short and I902 open
BEAD
VCC12V
I902
2 3
IN OUT
78L05
1
GND
C925 C915
0.1uF 33uF/25V
R922
C901
5.1M 47nF
C912 C913
27P 330P
5V
D921 R908 D919
NC 10K 1N4148
ON/OFF
D920 R903 C928
NC NC 0.1uF
R929 R926
Brightness 51.1K/1%
91K/1%
C917
0.1uF
ViewSonic Corporation
C903 R906
1000P 10 R907
10
5V
Q905
D901
AP9977GM
1N4148
+
D903
R915 R916
1N4148
JUMPER JUMPER
1 8
SST ISEN
2 7
CT VSEN
3 6
GNDA VCCA
4 5
DRV2 DRV1
I901
OZ9932G
Q901
2SC945P
R933 R935 C927
JUMPER JUMPER 1000P
R923
110K/1%
D910
1N4148
Confidential - Do Not Copy
57
2374301105>2374301204
1,2 7
3,4
5,6 10
C904 T901
1000P
C906
+
D905
1N4148
C908
0.056UF/50V
C907
D907
0.1uF
1N4148
D909 SB140
R921
5.1K
C914 R924
T902
0.01uF 1M
2374300800
1,2 7
3,4
5,6 10
D911
1N4148
R911 10
C919
R912 C926 0.056UF/50V
10 1000P
+
C922 D913
C921
470U/16V 1N4148
0.1uF
Q911 R930
AP9977GM 5.1K
VE910/b
C902 R905
22P,3KV 1.5M,3KV
C905
2N7000 DIP SGD
5P,3KV Q907 Q908 2N7002 DIP SGD
R909 R910
NC
C909
330PF/50V
C910
0.1uF
D908
C911
1N4148
68nF
C916
R925
1.5M,3KV
22P,3KV
C918
5P,3KV Q910 2N7000 DIP SGD Q909 2N7000 DIP SGD
R927 R928
NC
C920
330PF/50V
D916 C923
SB140 0.1uF
D914 C924
1N4148 68nF
P901
1
2
P902
1
2
D906 D902
1N4148 1N4148
D917
1N4148
R914
R918 681 1%
1M
R919 R920
698/1% 698/1%
1
P903
2
1
P904
2
D915 D912
1N4148 1N4148
D918
R932 1N4148
681 1%
R934
1M
R937 R936
698/1% 698/1%