![background image](http://html.mh-extra.com/html/viewsonic/vs11435/vs11435_service-manual_1021445049.webp)
8
.
8
.
INVERTER
VIN : 13V+/-10%
PWM : 0V---3.3V, 100%---40% PWM pulse. 100% maximum brightness; 40% minimum brightness
ON: 0V---1.0V / OFF: 2.0V---5.0V
NPO
1206
1206
1808
1808
1808
1808
1808
1808
1808
1808
1808
1808
1808
1808
1206
1206
<1.5V PWM or Burst mode
R945/19.6K R902/NC R903/17.8K R906/270K PWM
R946/30.1K R902/110K R903/10.7K R906/NC Burst mode
VIN
5.0V
5.0V
PAGE 1 DIM
PAGE 1 ON / OFF
PAGE 1 12V
C902
103P
1
2
R905
3.3M
R926
39K
R950
47K
R934
10K
R942
0R
C917
0.1uF
1
2
D909
BAV70
R945
19.6K F
+
C944
470uF/25V
C951
NC
1
2
R916
5.1K
Q909
2N3904
Q914
2N3904
R930
10k
C914
NC
1
2
D906
BAV99
1
3
2
Q912
2N7002
D904
BAV99
1
3
2
C935
102P NPO
1
2
C911
2.2u
1
2
L901
DR
C915
NC
1
2
R931
10K
Q905
2N3904
Q911
2N3904
R914
5.1K
C937
102P NPO
1
2
R946
NC
C949
103P
1
2
HV
T903
1
7
4
5
R901
105K F
R935
649 F
R933
10K
+
C901
47uF/25V
R960
0.01uF
R958
NC
R923
39K
P902
CON2
1
2
HV
T901
1
7
4
5
P901
CON5
1
2
4
5
S
G2
D
S
D
D
G1
D
Q904
AM4502
1
2
3
4
6
5
7
8
C933
102P NPO
1
2
C926
5.6P 3KV NPO
1
2
C952
NC
1
2
P903
CON5
1
2
4
5
R932
10K
R941
0R
R924
39K
C909
103P
1
2
R955
220K
R920
5.1k
C919
100P 3KV
1
2
R959
0.01uF
HV
T906
1
7
4
5
C946
103P
1
2
R921
5.1K 1/4WS
I901
OZ9910
16
1
2
3
4
13
12
11
6
5
14
7
8
10
9
15
PDRV2
NDRV2
PGND
NDRV1
GNDA
VIN
V5000
ISEN
LCT
CT
HSB
DIM
ENA
CMP_SST
VSEN
PDRV1
Q906
2N3904
R912
5.1K
R913
5.1K
C910
0.033uF
1
2
R947
0R 1/4WS
R937
649F
R936
649 F
C929
5.6P 3KV NPO
1
2
R911
5.1K 1206
R956
1K 1/4WS
F901
JP/DIP
C908
0.1u
1
2
C922
100P 3KV
1
2
D903
BAV99
1
3
2
R902
NC
+
C913
470uF
/25V
P904
CON3
1
2
C907
0.01uF
1
2
C953
NC
1
2
D905
BAV99
1
3
2
HV
T905
1
7
4
5
R908
0R 1/4WS
R940
649 F
R944
0R
HV
T902
1
7
4
5
R907
1M
R952
1K 1206
R927
39K
Q910
2N3904
R954
NC
C918
100P 3KV
1
2
R917
5.1K 1/4WS
S
G2
D
S
D
D
G1
D
Q901
AM4502
1
2
3
4
6
5
7
8
R918
5.1k
D901
BAV99
1
3
2
D908
BAV70
C928
5.6P 3KV NPO
1
2
R957
220K
C936
102P NPO
1
2
R938
649 F
C920
100P 3KV
1
2
R910
5.1K
HV
T904
1
7
4
5
C924
100P 3KV
1
2
C923
100P 3KV
1
2
C947
103P
R915
5.1K
R929
10K
S
G2
D
S
D
D
G1
D
Q902
AM4502
1
2
3
4
6
5
7
8
C934
102P NPO
1
2
R906
270K
C927
5.6P 3KV NPO
1
2
R948
100K 1/4WS
Q907
2N3904
R939
649 F
R943
0R
R953
NC
R904
1K 1/4WS
R919
5.1K 1/4WS
C931
5.6P 3KV NPO
1
2
C950
NC
1
2
C930
5.6P 3KV NPO
1
2
C948
103P
1
2
C912
103P
1
2
D907
BAV70
C916
0.1uF
1
2
R903
17.8K F
C905
NC
2
1
C903
1uF
1
2
Q913
NC
R928
39K
R922
5.1K
S
G2
D
S
D
D
G1
D
Q903
AM4502
1
2
3
4
6
5
7
8
D902
BAV99
1
3
2
R949
NC
+
C945
470uF/25V
Q908
2N7002
C904
180P
2
1
R909
5.1K
C932
102P NPO
1
2
C906
4700P
1
2
R925
39K
ViewSonic Corporation
Confidential - Do Not Copy
VX2035wm-1
46
Model
Title
Date
Rev:
ViewSonic Corporation
INVERTER
Содержание VS11435
Страница 38: ...ViewSonic Corporation Confidential Do Not Copy VX2035wm 1 35 6 Troubleshooting Flow Chart ...
Страница 39: ...6 1 NO POWER 6 2 MCU NO FUNCTION ViewSonic Corporation Confidential Do Not Copy VX2035wm 1 36 ...
Страница 40: ...6 3 NO DISPLAY ViewSonic Corporation Confidential Do Not Copy VX2035wm 1 37 ...
Страница 41: ...ViewSonic Corporation Confidential Do Not Copy VX2035wm 1 38 7 Block Diagram ...
Страница 51: ...ViewSonic Corporation Confidential Do Not Copy VX2035wm 1 48 9 PCB Layout Diagrams 9 1 MAIN PCB TOP VIEW ...
Страница 52: ...9 2 MAIN PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy VX2035wm 1 49 ...
Страница 53: ...9 3 CON PCB TOP VIEW 9 4 CON PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy VX2035wm 1 50 ...
Страница 54: ...9 5 POWER PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy VX2035wm 1 51 ...
Страница 55: ...9 6 POWER PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy VX2035wm 1 52 ...
Страница 56: ...ViewSonic Corporation Confidential Do Not Copy VX2035wm 1 53 10 Exploded Diagram and Exploded Parts List ...
Страница 57: ...ViewSonic Corporation Confidential Do Not Copy VX2035wm 1 54 ...