![background image](http://html1.mh-extra.com/html/viewsonic/va712-2/va712-2_service-manual_1020961068.webp)
C208
0.1uF/25V
C213
0.1uF/25V
R201
2.4KO 1/10W
R218
68KO 1/10W
Q206
KTC5103L-Y-U/P
1
2
3
C216
0.22uF/25V
TP2
HVO
1
TP3
HVO
1
C205
10pF/3KV
R224
10KO 1/10W
TP1
HVO
1
+12V
O
O
O
O
PT202
INVERTER X'FMR
12
11
9
10
3
1
6
8
C215
10pF/3KV
C221
0.0022uF/50V
+
C202
470uF/25V
C217
1uF/25V
CN202
CONN
1
2
C218
1uF/25V
D205
MLL4148
R225
10KO 1/10W
D211
MLL4148
CN201
CONN
1
2
R206
220O 1/10W
R203
1.8KO 1/4W
is power GND
Q201
AOU401L
2
1
3
IC201
FM7547
1
14
2
13
3
12
4
11
5
10
6
9
7
8
GND
OUT
Vds
Vcc1
Vref
Vcc
Vms
OSC
RCt
Css
OLP
COMP
SDP
Vfb
C212
0.0047uF/50V
R228
330KO 1/8W
C201
0.1uF/25V
C203
0.1uF/25V
C223
0.0022uF/50V
Q205
PMBS3906
D215
MLL4148
D206
MLL4148
R229
NC
Q202
DTA144WKA
2
1
3
D213
MLL4148
R214
1KO 1/10W
D210
MLL4148
Q207
KTC5103L-Y -U/P
1
2
3
C206
0.1uF/25V
D201
RB050L-40
R217
1KO 1/10W
TP4
HVL
1
D209
MLL4148
C210
10pF/3KV
ON/OFF
C211
0.33uF/250V
R213
1.5KO 1/10W
R207
68KO 1/10W
R223
1KO 1/10W
R209
47KO 1/10W
Q204
PMBS3904
R205
1.8KO 1/4W
R221
30KO 1/10W
C204
0.1uF/25V
D216
MLL4148
C214
10pF/3KV
D217
MLL4148
C207
0.22uF/25V
D212
MLL4148
R226
10KO 1/10W
CN204
CONN
1
2
D204
RB050L-40
R211
22KO 1/10W
CN203
CONN
1
2
R222
1KO 1/10W
R216
1.5KO 1/10W
L201
47 uH
R212
51KO 1/10W
C225
NC
DIM
R230
NC
D214
MLL4148
R208
2.4KO 1/10W
R220
33KO 1/10W
D208
MLL4148
Q203
DTC144WKA
O
O
O
O
PT201
INVERTER X'FMR
12
11
9
10
3
1
6
8
R215
150KO 1/10W
C209
0.001uF /50V
D207
MLL4148
R204
1.8KO 1/4W
R210
470O 1/10W
R227
10KO 1/10W
is signal GND
GND
R219
56KO 1/10W
Q208
PMBS3904
C219
0.047uF/50V
D202
MLL4148
R202
1.8KO 1/4W
C224
0.0022uF/50V
C222
0.0022uF/50V
C220
0.01uF/25V
D203
MLL4148
ViewSonic Corporation
Confidential - Do Not Copy
VA712-2_ VA712b-2
65
Model
Title
Date
Rev:
ViewSonic Corporation
INVERTER
Содержание VA712-2
Страница 11: ...ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 8 3 Front Panel Function Control Description...
Страница 28: ...ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 25...
Страница 43: ...Sep2 Inpute the S N and execute Enter ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 40...
Страница 44: ...ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 41...
Страница 45: ...Sep3 Key the Enter and write the data ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 42...
Страница 50: ...ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 47 Picture 13 Picture 14 Picture 15...
Страница 52: ...ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 49 6 Troubleshooting Flow Chart...
Страница 59: ...8 Exploded Diagram and Exploded Parts List ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 56...
Страница 63: ...ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 60 9 Block Diagram...
Страница 74: ...ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 71 11 5 POWER PCB TOP VIEW...
Страница 75: ...ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 72 11 6 POWER PCB BUTTON VIEW...
Страница 76: ...ViewSonic Corporation Confidential Do Not Copy VA712 2_ VA712b 2 73 11 7 AUDIO PCB TOP VIEW BUTTON VIEW...