Service manual

19" LCD Color Monitor I-INC AG191A
5
2. LCD Monitor Description
Assembly Description
The LCD MONITOR will contain a power board 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.
Monitor Block Diagram
AC-IN
100V-240V
Power Board
Flat Panel and
CCFL Backlight
PANEL
（Include Main Board）
Key board
RS232 Connector
For white balance
adjustment in factory
mode
HOST Computer
CCFL Drive.
Video signal, DDC