7
Meridian 3
2. LCD Monitor Description
The LCD monitor will contain a scaler board, a power board, an USB board, an Ear board, an IR board and a key
board. The scaler board houses 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 scaler board chips
each voltage.
Monitor Block Diagram
LED Panel
Scaler Board
VGA
DVI-D
LED Drive
Key Board
Video signal, DDC
HOST Computer
AC IN
90 ~ 264 V
Power Board
USB Board
PC USB
Ear Board
IR Board
Audio
Remote
control
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