Schematic Diagram; Main Board - LG Flatron E2260S Service Manual

Input (DVI only for E2260T)
H_Sy nc R102
V_Sy nc
R101
DDC1_SCL DSUB_SCL 15
5 DDC1_SCL
100OHM1/16W 14
13
R113
DDC1_SDA DSUB_SDA
12
5 DDC1_SDA
100OHM1/16W 11
D-SUB
DVI
CN102
8
VSYNC
DET_DVI
15
SY NC GND
6
DDC SCL
7
DDC SDA
14
+5V
16 DVI_HPD
HPD
11
1/3shield
3
2/4shield
19
0/5shield
22
clk shield
18
DAT0+
17
DAT0-
10
DAT1+
9
DAT1-
2
DAT2+
1
DAT2-
13
DAT3+
12
DAT3-
5
DAT4+
4
DAT4-
21
DAT5+
20
DAT5-
23
clk+
24
clk-
JACK
U107
NC/AZC199-04S
1 6
I/O1 I/O4
2 5
GND VDD
3 4
I/O2 I/O3
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes

SCHEMATIC DIAGRAM

0R01 1/10W R103 1K 1/16W
R104 1K 1/16W
R106 R107 C103 C104
2.2K 1/16W 2.2K 1/16W 22P 50V 22P 50V
DSUB_SCL
CN101
D-SUB 15P
DSUB_SDA
10
5 DET_VGA
9 DSUB_5V
4
VGA_B-
8 C124
VGA_B+
3 ZD101 100N 16V
VGA_G-
7
RLZ5.6B
VGA_G+
2
6 VGA_R-
1 VGA_R+ VGA_G+
VGA_R+
DVI_5V
DDC2_SCL
R118 NC/100OHM1/16W
R119 NC/100OHM1/16W DDC2_SDA
R120 NC/10K+-5%1/16W
FB106
C112 NC/300 OHM
NC/100N 16V
R126 NC/10OHM1/16W
R127 NC/10OHM1/16W
R128 NC/10OHM1/16W
R129 NC/10OHM1/16W
R130 NC/10OHM1/16W
R131 NC/10OHM1/16W
ESD_VCC1 U105 ESD_VCC1 U106
NC/AZC199-04S NC/AZC199-04S
1 6 1
I/O1 I/O4 I/O1 I/O4
2 5 2
GND VDD GND VDD
3 4 3
I/O2 I/O3 I/O2 I/O3
C121 C122
NC/100N 16V NC/100N 16V

1. Main Board

E2260S&T
DSUB_H 5
DSUB_V 5
C127 C128
NC NC
U104 ESD_VCC
AZC199-04S
H_Sy nc
1 6
I/O1 I/O4
2 5
GND VDD
V_Sy nc
3 4
I/O2 I/O3
C125
100N 16V
U103 ESD_VCC
AZC199-04S
1 6 DET_VGA
I/O1 I/O4
2 5
GND VDD
VGA_B+
3 4
I/O2 I/O3
C126
100N 16V
VCC3.3
R135
2.2K 1/16W
DET_VGA
DDC2_SCL 5
DDC2_SDA 5
DET_DVI
R139
NC/1K 1/16W
RX0P
RX0P 5
RX0N
RX0N 5
RX1P
RX1P 5
RX1N
RX1N 5
RX2P
RX2P 5
RX2N
RX2N 5
R132 NC/10OHM1/16W RXCP
RXCP 5
R134 NC/10OHM1/16W RXCN
RXCN 5
ESD_VCC1
6
5
4
C120
NC/100N 16V
- 26 -
FB102
0R01 1/10W
VGA_B+
R108
75OHM 1/16W
VGA_B-
FB103
0R01 1/10W
VGA_G+
R112
75OHM 1/16W
VGA_G-
FB101
0R01 1/10W
VGA_R+
R116
75OHM 1/16W
VGA_R-
R133
3.9K1/16W
DDC_VCC
DET_CABLE 5
ESD_VCC
R123
R124 R125 22K 1/16W
4.7K 1/16W 4.7K 1/16W
DDC1_SCL
DDC1_SDA
5 DDC_WP
FB104
CMVCC1
3,4,5 CMVCC1
NC/300 OHM
C118 D102
NC/1N 50V NC/BAV70
ESD_VCC1
R136
R137 R138 NC/22K 1/16W
NC/4.7K 1/16W NC/4.7K 1/16W
DDC2_SCL
DDC2_SDA
5 DDC_WP
R105 C102
DSUB_B+ 5
56OHM1/16W 47N16V
C105
5PF 50V
R109 C106
DSUB_B- 5
56OHM1/16W 47N16V
R110 C107
DSUB_SOG 5
470 OHM 1/16W 1N 50V
R111 C108
DSUB_G+ 5
56OHM1/16W 47N16V
C109
5PF 50V
R114 C110
DSUB_G- 5
56OHM1/16W 47N16V
R115 C111
DSUB_R+ 5
56OHM1/16W 47N16V
C113
5PF 50V
R117 C114
DSUB_R- 5
56OHM1/16W 47N16V
DSUB_5V
D101
BAV70
C116
220N16V
U101
8 1
VCC A0
7 2
WP A1
6 3
SCL A2
5 4
SDA VSS
NC/CAT24C02WI-GT3
FB105 DVI_5V
DDC_VCC
NC/300 OHM
C115
NC/100N 16V
C119
NC/1N 50V
C117
NC/220N16V
U102
8 1
VCC A0
7 2
WP A1
6 3
SCL A2
5 4
SDA VSS
NC/CAT24C02WI-GT3
LGE Internal Use Only