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2. LCD Monitor Description
The LCD MONITOR will contain a main board, a power board, two USB boards and a key board which house the flat
panel control logic, brightness control logic and DDC.
The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips
each voltage.
HOST Computer
AC-IN
100V-240V
PWPC board
(Include: adapter, inverter)
Flat Panel and
CCFL backlight
Main Board
RS232 Connector
For white balance
adjustment in factory
mode
CCFL Drive.
Video signal DDC
Monitor Block Diagram
Keyboard
USB board*2
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