Block Diagram - LG 566LE Service Manual

5. BLOCK DIAGRAM

SWITCHING POWER SUPPLY
AC 110~220V
INPUT
R
G
B
Hsync
Vsync
KEYPAD
15 inch LCD MONITOR BLOCK DIAGRAM
12V for INVERTER
5V for system
I103,I104,I113
5V to 3.3V
5V to 2.5V
OSC.
12MHZ
3.3V 2.5V
X101
MRT
MV 3
U001
LCD CONTROLLER
ADC+ SCALAR +
T-CON
H-SYNC
V-SYNC
I302 I2C BUS
24LC16B
EEPROM
SDA/SCL FROM D-SUB-15PIN
I301
NT68F633(DIP42)With DDC
OSC.
12MHZ
X100
DC-DC
for PANEL POWER
Q811,Q812,I807,
Q801,Q802,Q810,
Q804
DC_EN
48 Bits
STH1,LP,INV1,INV2
POL,STV1,CPV
CPH1
BLT_ON
BRIGHTNESS
VCOM 3.6V
VDDG 18V
VEEG -6V
VDDA 9.2V
VDDD 3.3V
LCD FLAT PANEL
TO
BACKLIGHT
High Volt
INVERTER I804,I810,I811
7/18/2003 -7-