Schematic; Main Board - AOC WLA190TWE Service Manual

19.5" LCD Color Monitor

6. Schematic

6.1 Main Board

715G6255M0C000004I
CN101
DB15
6
RED-
11 1
RED+
7
GREEN-
12 2 GREEN+
8 BLUE-
13 3
BLUE+
9
14 4
10
15 5
1 2
VGA5V
FB101
300R 0.2A
HSI R126 100R 1/10W 5%
VSI R127
100R 1/10W 5%
R123
NC/200R 1/10W 5%
D102
NC/BAV99
C116
ESD_5V
NC/100N 16V
For NT68169 ,VGA input ESD回路可省（需考量）
19R 0.5A
1 2
FB102
19R 0.5A
1 2
FB103
19R 0.5A
1 2
FB104
R/G/B gndぃ璶ゴヴ via 钡 connector
R148 1K 1/10W
R116 C113 R117
2.2K1/16W 22pF 50V 2.2K1/16W
SCL_VGA
R121 100OHM
SDA_VGA
R122 100OHM
R124 R125
NC/200R 1/10W 5% NC/200R 1/10W 5%
D103 D104
NC/BAV99 NC/BAV99
C117
C118
NC/100N 16V NC/100N 16V
DET_VGA
DET_VGA1 4
4,5 +5V
R114 100OHM
HSYNC 4
R115 100OHM
VSY NC 4
C114
22pF 50V
4 DDCA_SDA
4 DDCA_SCL
T P V ( Top
絬 隔 瓜 絪 腹
Key Component
Thursday , July 11, 2013
Date
15
2013/07/10
R102 10 OHM C102 47N16V
RIN
R103 470 OHM 1/16W C103 1000pF 50V
SOG
R105 10 OHM C104 47N16V
GIN
R107 10 OHM C105 47N16V
BIN
R111 47 OHM 1/16W C109 47N16V
GNDR
R112 47 OHM 1/16W C110 47N16V
GNDG
R113 47 OHM 1/16W C111 47N16V
GNDB
+5V VGA5V
D101
BAV70
ESD_5V
C115
U103
8 1
220N16V
VCC A0
7 2
WP A1
6 3
SCL A2
5 4
SDA GND
AT24C02C-SSHM-T(CU)
DDC_WP
DDC_WP
Victory Electronics Co . , Ltd. ) OEM MODEL
TPV MODEL
PCB NAME
Sheet 2 of 5
AOC WLA190TWE
4
4
4
4
4
4
4
4
Size B
Rev A
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