64
ViewSonic Corporation
Confidential - Do Not Copy
Model
Title
Date
Rev:
ViewSonic Corporation
20/22 inverter
op2
op1
IS2
op2
op1
IS1
IS1
IS2
+16V
VCC5V
BRIGHTNESS
2
ON/OFF
5V
5V
C518
0.1/50V
ZD501
5V6/NC
D512 SN4148
R528
390 1%
C512
330p/
50V
R508
43K 1%
C520
0.1/50V
R530
33
R534
15
CN502
2P
1
2
H
L
C528
3p/3KV
R521
470
C507
2.2u/16V
R533
15K 1%/NC
U501
AP9971GM
6
5
4
3
7
8
1
2
C501
470u/25V
D505
SN4148
C521
220p/
50V
C529
1000p/50V
C506
12p/3KV
CN504
2P
1
2
H
L
C510
1000p/50V
C517
2200p/50V
T501
SPW-068
1
3
4
6
8
7
R501
100K 1%
R539
5.1K 1%
D506
BAT54
3
2
1
C504
1000p/50V
D502
BAV99
1
2
3
C530
2200p/50V
C516
1000p/
50V
C505
1000p/50V
R509
NC
D504
BAV99
1
2
3
D507
BAV99
1
2
3
D508
BAV99
1
2
3
C514
2700p/50V
C511
0.
022/
25V
R502
680/NC
C523
12p/3KV
R531
3K3 1%
R535 15
R527
200
C515
2.2u/16V
C527
2700p/50V
R514
47K 1%
R532
33
R525
3M 3KV
R505
33
IC501
OZ9938G
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
DRV1
VDDA
TIMER
DIM
ISSEN
VSEN
OVPT
NC
NC
ENA
LCT
SSTCMP
CT
GNDA
DRV2
PGND
CN503
2P
1
2
H
L
D511 SN4148
C522
1000p/50V
R506
3M 3KV
R523
390 1%
R510
3K3 1%
C525
2200p/50V
R516
604K 1%
C508
220pF/50V/NC
C513
2200p/50V
R504
33
T502
SPW-068
1
3
4
6
8
7
C503
0.1/50V
C524
2200p/50V
R537
10K 1%
C509
3p/3KV
R517
33
R526
1M
R518
470K 1%
R524
200
C502
2.2u/25V
D509
BAV99
1
2
3
CN501
2P
1
2
H
L
D503
BAV99
1
2
3
R507
3M3 1%
R515
NC
D501
SN4148
U502
AP9971GM
6
5
4
3
7
8
1
2
R529
470
C526
220pF/50VNC
R511
200K 1%/ NC
R512
110K 1%
R520
100K 1%
R519
1M
Q501
PMBT3904/NC
1
3
2
R538
10K 1%
R513
10K 1%
R536
15K 1%/NC
C519
0.1/50V
R503
1K5/NC
VA2226w-1
Содержание VA2226w-1
Страница 5: ...2 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 4 Handling and Placing Methods...
Страница 6: ...3 ViewSonic Corporation Confidential Do Not Copy VA2226w 1...
Страница 50: ...47 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 Disassembly Procedure BASE HINGE COVER STAND...
Страница 51: ...48 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 Front Cover Back Cover...
Страница 52: ...49 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 Keypad Board Chassis...
Страница 53: ...50 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 Power Board Key Power Cable LVDS Cable...
Страница 54: ...51 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 I F Board...
Страница 60: ...57 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 6 5 Backlight can t be turned on...
Страница 61: ...58 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 6 6 Black Screen and backlight turn on...
Страница 63: ...60 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 6 8 Bad Screen...
Страница 64: ...ViewSonic Corporation Confidential Do Not Copy VA2226w 1 7 Block Diagram 61...
Страница 70: ...67 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 9 PCB Layout Diagrams...
Страница 71: ...68 ViewSonic Corporation Confidential Do Not Copy VA2226w 1...
Страница 72: ...69 ViewSonic Corporation Confidential Do Not Copy VA2226w 1...
Страница 73: ...70 ViewSonic Corporation Confidential Do Not Copy VA2226w 1...
Страница 74: ...71 ViewSonic Corporation Confidential Do Not Copy VA2226w 1 10 Exploded Diagram and Exploded Parts List...