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1. PRODUCT FEATURE
19" a-si TFT Active matrix LCD panel, 0.294mm dot pitch.
Microprocessor controlled scan technology
19 factory presets modes for VGA
?? factory preset modes for DVI
Vertical refresh rate 55Hz to 75 Hz
Horizontal frequency 24kHz to 80kHz
Resolutions: 640 x 350 up to 1280 x 1024
Universal power supply designed for worldwide application
VESA DPMS compliant
VESA DDC2B compliant
2. LCD MONITOR DESCRIPTION
The LCD Monitor will contain a main board, an inverter/power board, keypad 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
100~240V
Monitor Block Diagram
CCFL Drive.
Main Board
Keyboard
Page 5 of 62
Flat Panel and
CCFL backlight
HOST Computer
RS232 Connector
For white balance
adjustment in factory
mode
Video signal, DDC
AD194TW TOSHIBA
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