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38 Chapter5Troubleshooting
5-3. Imaging problems (for digital only)Problem Possible cause and remedy
1. The monitor congur ation is changed to
single under the multip le monitor congu-
ration (when DisplayPor t is connected).
• Whentwomonitorsareconnectedtoon ePCusing
DisplayPort,andthepowertooneofthemonitor sis
turnedoffwiththepowerbutton,thesc reensettingmay
bechangedtothesinglemonitorcongur ation.Insucha
case,enablethe“DPHotPlug”functi onwiththefollowing
procedures.Enablingthisfunctionmayinc reasethe
powerconsumption.
1. Press toturnoffthemonitor.
2. Holddow n whilepressing toturnonthemonitor.
Eachtimetheoperationenables/disable sthisfunction
alternatively.
Thecurrentsettingstatuscanbeidenti edbasedonthe
colorusedtodisplaytheinputportorsig nalerror.
Setting Input port Signal Er ror
Disable
(default
setting)
Enable
5-4. Imaging problems (for analog only)Problem Possible cause and remedy
1. Display position is i ncorrect. • Use“Position”intheSettingmenutocor recttheimage
position(see“Tocorrectthescreenposition”(page2 3)).
• Iftheproblempersists,usethegraphic sboard’sutilityif
availabletochangethedisplayposition.
2. Vertical ba rs appear on the screen or a
part of the image is ic kering.
• Use“Clock”intheSettingmenutoadjustit(see“ To
eliminateverticalbars”(page22)).
3. Whole screen is ickering or blurring. • Use“Phase”intheSettingmenutoadjustit(see“To
removeickeringorblurring”(page23)).