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ViewSonic VA702-1
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ViewSonic Corporation Confidential - Do Not Copy VA702-1_VA702b-1
50
Model
Title
Date Rev:
ViewSonic Corporation
INVERTER
IS1Q504
2N7002
1
32
51K
CN503
H
L
Q501
2N7002
1
32
D509
1N4148W
+5V
OP4
R517
1M
C503
100n/50V
Q503
2N7002
1
32
47K
R511
510 1%
R509
C535
NC
IS1
560
BRIGHTNESS
R522
91K 1%
C530
6.8n/50V
OP3
D501
BAV99
12
3
R524
ON/OFF
OVP1
R529
1M
IS3
D511
1N4148W
D508
BAV99
1
2
3
R521
1M
C528
1.0u/25V
+14V
510
OP3
IS3
C526
10P/3KV
510
C506
4700P/50V
OP1
12
D514
SKS20-04AT
510
R506
3.9K 1%
C523
6.8n/50V
QDI
R502
3.9K
5V
C525
5P/3KV
D506
BAV99
12
3
R524
51K 1%
T501
EEL-19 22:2600
2
3
5
6
8
7
D503
BAV99
1
2
3
C502
2.2u/25v
IC501
OZ9910G
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
NDRV2
PGND
NDRV1
GNDA
CT
LCT
DIM
ENA VSEN
CMP_SST
ISEN
V5000
VIN
HSB
PDRV1
PDRV2
C511
2.2uF/25V
C508
22n/25V
CN504
H
L
R528
182K 1%
C532
0.1u/50V
C527
5P/3KV
5V
R519
1M
560
C524
10P/3KV
C504
1n/50V
C534
0.1u/50V
OVP2
OP2
R513
510 1%
+
C522
220uF/25V
AUO
Q505
2N7002
1
32
D510
1N4148W
R511
U502
AOP605
1
2
3
4 5
6
7
8
S1
G1
S2
G2 D2
D2
D1
D1
U501
AOP605
1
2
3
4 5
6
7
8
S1
G1
S2
G2 D2
D2
D1
D1
+
C509
220uF/25V
D505
BAV99
1
2
3
R509 510 1%
OP4
R508
100K
R527
3.3M 1%
Item
C505
0.01u/25V
NOTE:
紅色粗線
:
表示高電壓迴路
;
紅色虛線
:
表示易發熱元件
;
橘色粗線
:
表示大電流迴路
;
OP1
Q502
2N7002
1
32
D507
BAV99
1
2
3
D512
1N4148W
OP2
T502
EEL-19 22:2600
2
3
5
6
8
7
510
D504
BAV99
12
3
C507
2200p/50V
R526
47K 1%
C529
220P/50V
5V
R510
1k
OVP2
R514 510 1%
CN502
H
L
C533
0.1u/50V
R507
3.9K 1%
12
D513 SKS20-04AT
R505
1M
C531
0.1u/50V
R515
1M
47K
C536
NC
INL
OVP1
R512
1k
R503
3M/3KV
R501
3M/3kv
D502
BAV99
12
3
CN501
H
L
R504
3.9K
R523
100K 1%

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