LG FLATRON E1940T - Schematic Diagram

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Copyright © 2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only
Only for training and service purposes
SCHEMATIC DIAGRAM
CN101
D-SUB 15P
1
6
2
7
3
8
4
9
5
11
12
13
14
15
10
17 16
R150 NC/100R 1/16W 5%
R122 100OHM1/16W
R111 100OHM1/16W
R136
22K1/16W
R151
NC/4K7 1/16W 5%
R129 10OHM1/16W
R126 10OHM1/16W
ZD104
RLZ5.6B
DSUB_SDA
FB105
120 OHM
1 2
V_Sy nc
RX1N 5
DVI_SCL
RX2N
VGA_B+
H_Sy nc
R102
0R05 1/ 10W
R135
NC
H_Sy nc
VGA_G+
VGA_R+
ESD_5V
RX1P 5
DDC_D_SDA 5
VGA_B-
R139
1K 1/16W 5%
DSUB_B- 5
C109
5pF/ 50V
CN102
JACK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
26 25
DAT2-
DAT2+
2/4shield
DAT4-
DAT4+
DDC SCL
DDC SDA
VSYNC
DAT1-
DAT1+
1/3shield
DAT3-
DAT3+
+5V
SYNC GND
HPD
DAT0-
DAT0+
0/5shield
DAT5-
DAT5+
clk shield
clk+
clk-
GND GND
DSUB_H 5
DSUB_5V
U106
AZC199-04S
1
2
3 4
5
6
I/O1
GND
I/O2 I/O3
VDD
I/O4
C101
NC
VGA_G-
DDC_D_SCL 5
VGA_R-
C105
5pF/ 50V
R131 10OHM1/16W
5V_ESD
DSUB_G- 5
VGA_B-
R128 10OHM1/16W
R138
4K7 1/16W 5%
FB101
BEAD
1 2
GND POWER
DVI_DET 5
R113
100OHM1/16W
R137
4K7 1/16W 5%
DSUB_SCL
C114
47N16V
ESD_5V
5VCC
DSUB_G+ 5
R121 100OHM1/16W
5VCC
R101
100OHM1/16W
R148
NC /4K7 1/ 16W 5%
R120 1K 1/16W 5%
R147 NC/100R 1/16W 5%
C111
47N16V
C113
5pF/ 50V
DSUB_SDAR130 10OHM1/16W
DGND
DVI_5V
HDCP_CTRL 5
DSUB_B+ 5
DSUB_SDA
U103
AZC199-04S
1
2
3 4
5
6
I/O1
GND
I/O2 I/O3
VDD
I/O4
DDC_A_SDA5
R105 100OHM1/16W
DDC_D_SCL
R133
NC
R140
NC
DSUB_5V
VGA_G+
U104
AZC199-04S
1
2
34
5
6
I/O1
GND
I/O2I/O3
VDD
I/O4
C112
NC
R143
4K7 1/16W 5%
R141
1K 1/16W 5%
VGA_B+
R117 100OHM1/16W
RXCP 5
RX2P
ESD_5V
RX0P 5
R115 100OHM1/16W
5VCC 3,4, 5
VGA_R+
C107
1N50V
DSUB_R+ 5
RX0N 5
RXCN 5
VGA_G+
DDC_WP5
VGA_R+
C121
NC /0. 22uF16V
R107
2K2 1/16W 5%
C106
47N16V
DVI_SDA
U108
NC /M24C02-W MN6TP
1
2
3
45
6
7
8
A0
A1
A2
VSSSDA
SCL
WP
VCC
DSUB_SCL
R106
2K2 1/16W 5%
R103 100OH M1/16W
RXCP
V_Sy nc
U105
AZC199-04S
1
2
3 4
5
6
I/O1
GND
I/O2 I/O3
VDD
I/O4
D103
NC/BAV70
3
1 2
C104
22pF
5V_ESD
DDC_A_SCL5
R112
75R 1/16W 5%
C118
NC
DSUB_V 5
DSUB_5V
RX1P
DSUB_SOG 5
VGA_DET5
RX1N
DDC_D_SDA
VGA_B+
D102
BAV70
3
1 2
RX2P 5
RX0N
VGA_R-
5V_ESD
R116
75R 1/16W 5%
FB102
BEAD
1 2
DVI_5V
DDC_WP5
C110
47N16V
R118 100OHM1/16W
R119 100OHM1/16W
C108
47N16V
C120
NC
ESD_5V
R132 10OHM1/16W
DVI_SCL
C103
22pF
DSUB_SCL
U102
M24C02-RMN6TP
1
2
3
45
6
7
8
A0
A1
A2
VSSSDA
SCL
WP
VCC
RX2N 5
R127 10OHM1/16W
R149
NC/4K7 1/ 16W 5%
R109 100OHM1/16W
R108
75R 1/16W 5%
C119
NC
C102
47N16V
DVI_HPD
RXCN
VGA_G-
Q101
NC
U107
AZC199-04S
1
2
34
5
6
I/O1
GND
I/O2I/O3
VDD
I/O4
R144
4K7 1/16W 5%
R110 470R 1/16W 5%
R114 100OHM1/16W
DSUB_R- 5
RX0P
DVI_SDA
R142
0R05OHM1/16W
R104 100OH M1/16W
VGA_PLUG
FB103
BEAD
1 2
DVI_5V
C115
100N 16V
5VCC
R134 10OHM1/16W
C117
220nF 16V
5VCC
1. SCALER