Lcd Monitor Description; Operation Instruction; General Instructions; Control Button - AOC 2236Vwh Service Manual

21.5" LCD Color Monitor

2. LCD Monitor Description

The LCD MONITOR will contain a main board, a power board, an audio 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.
Power board
(Include: adapter, inverter)
AC-IN
100V-240V
Monitor Block Diagram
CCFL Driver
Key board
5
Flat Panel and
CCFL backlight
Main Board
USB Board*2
HOST Computer
AOC 2236Vwh
RS232 Connector
For white balance
adjustment in factory
mode
Video signal DDC