Lcd Monitor Description; Monitor Block Diagram - Dell E178FPC Service Manual

17" LCD Color Monitor

2. LCD Monitor Description

The LCD monitor will contain a main board, power board, 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.
Power board
AC-IN
100-240V

Monitor Block Diagram

CCFL Drive.
Key board
6
Flat Panel and
CCFL backlight
Main Board
Video signal, DDC
Host Computer
Dell E178FPC
RS232 Connector
For white balance
adjustment in factory
mode