LG FLATRON E1940T - Block Diagram

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Copyright © 2010 LG Electronics. Inc. All right reserved. - 11 - LGE Internal Use Only
Only for training and service purposes
BLOCK DIAGRAM
DDC-DSUB PORT
SCALAR NT68668FG
U401
DSUB
CN101
Crystal
12MHZ
X401
CN401 to Keyboard
A
/D in
p
ut control
RGB, H/V SYN
SCL, SDA, WP
Serial Flash
U402
To Inverter Block
Brightness control
CN302 to Panel
LVDS out
p
ut
Panel Power
sequence
control circuit
Block Q302
Q301
Power input
CN702
LDO
U701
3.3V
DVI
CN102
EEPROM
U102