I found !!!!!!!
Please find the instruction below to turn on 629GL-70NP with DVI when power is connected.
1. Plug in the power. Make sure a video or VGA signal cable is connected and the video signal can be received when the monitor is turned on.
2. Press and hold power button for 5-7 seconds, release the power button and press it again immediately to turn on the monitor. Press menu button, the factory mode should display.
3. Press menu button to select 3rd page. Select power state mode by “> button” and change the value of setting from 0 to 2 by pressing “Vol+” button.
4. Press menu repeatedly to save and exit.
2008 Honda Civic LXS
2Gb DDR 800
Lilliput 629 (DVI)
WinXp Pro (Customized)