Flat Wide Monitor Description - Philips BDL5551EL/00 Service Monitor

2. Flat Wide Monitor Description

The Flat Wide monitor will contain a scaler board, a power board, a connection board, a FAN board, a SUB 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.
CCFL Drive.
Power Board
AC-IN
90V ~ 264V
Flat Wide Monitor Block Diagram
Flat Panel and
CCFL backlight
IR Board
Key Board
Connection
SUB Board
Board
Scaler Board
FAN Board
RS232
Connector For
white balance
adjustment in
factory mode
HOST Computer
9