LG FLATRON E1940T Service Manual page 27

CN302
29 30
27 28
LVB0M RXO0- 25 26 RXO0+
LVB1M RXO1- 23 24 RXO1+
LVB2M RXO2- 21 22 RXO2+
LVBCKM RXOC- 19 20 RXOC+
LVB3M RXO3- 17 18 RXO3+
LVA0M RXE0- 15 16 RXE0+
LVA1M RXE1- 13 14 RXE1+
LVA2M RXE2- 11 12 RXE2+
LVACKM RXEC- 9 10 RXEC+
LVA3M RXE3- 7 8 RXE3+
5 6
3 4
1 2
CONN PANEL_VCC
PANEL_VCC
R301 R302
220 OHM 1/4W 220 OHM 1/4W
CN401
1
2
3
4
5
6
7
CONN
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LVB0M RXO0-
5 T0M
LVB0P RXO0+
5 T0P
LVB0P LVB1M RXO1-
5 T1M
LVB1P LVB1P RXO1+
5 T1P
LVB2P LVB2M RXO2-
5 T2M
LVBCKP LVB2P RXO2+
5 T2P
LVB3P
LVA0P LVBCKM RXOC-
5 TCLK1M
LVA1P LVBCKP RXOC+
5 TCLK1P
LVA2P LVB3M RXO3-
5 T3M
LVACKP LVB3P RXO3+
5 T3P
LVA3P LVA0M RXE0-
5 T4M
LVA0P RXE0+
5 T4P
LVA1M RXE1-
5 T5M
LVA1P RXE1+
5 T5P
LVA2M RXE2-
5 T6M
LVA2P RXE2+
5 T6P
LVACKM RXEC-
5 TCLK2M
LVACKP RXEC+
5 TCLK2P
LVA3M RXE3-
5 T7M
LVA3P RXE3+
5 T7P
C301
100N 16V
4,5 VCC3.3
R443 R444
KEY1
KEY2
POWER_KEY #
LED_GRN/BLUE
LED_ORG
C431 C432 C433
VCC3.3
FB402
NC
LF_B
LF_B 5
C436
NC/100N 16V
R304
5 PPWR_ON#
22K 1/16W 5% C304
R303
100N 16V
4K7 1/16W 5%
VCC3.3
R445
C434 C435
FB301
1
120 OHM
+5V
R305
10K1/16W
R306 Q301
AO3401
56K 1/16W 5%
C302
Q302 R307 0.47uF 16V
LMBT3904LT1G
NC
3 D
C303
1uF/16V
1 2
G S
AO3401L
KEY 1 5
KEY 2 5
POWER_KEY# 5
LED_GRN/BLUE 5
LED_ORG 5
LGE Internal Use Only
PANEL_VCC
2
C307
+
180uF 16V
U301
NC/AO4411
+5V
+5V 2,4,5
R308
10K1/16W