Check the following before
O Is the power cord of the display connected?
O Is the power indicator light on?
O Is the power indicator
flickering?
calling for service.
•Check andsee if the powercord is connected properlyto the power outlet.
•Pressthe Powerbutton.
•Ifthe displayis inpower savingmode,try moving the mouseor pressingany key onthe keyboardto bring upthe screen.
•Try to turn on the PC.
O Do you see an "OUT OF
RANGE" message on the screen?
•This messageappearswhen the signalfromthe PC (videocard)is outof horizontalor vertical frequencyrangeof the display.Seethe 'Specifications'sectionof this manualand configureyour displayagain.
O Do you see a "CHECK
SIGNAL CABLE" message on the screen?
ODo you see "OSD LOCKED" when you push MENUbutton?
•This messageappearswhen the signalcable betweenyour PC andyour displayis not connected.Checkthe signal cableandtry again.
•You can secure the current control settings, so that they cannot be inadvertently changed. You can unlock the OSD controls at any time by pushing the MENU button for several seconds: the message
"OSD UNLOCKED" will appear.