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7-2. Imaging problems
Problem
1. The screen is too bright or too dark.
2. Characters are blurred.
3. Afterimages appear.
4. Green/red/blue/white dots or defective
dots remain on the screen.
5. Interference patterns or pressure marks
remain on the screen.
6. Noise appears on the screen.
7. (DisplayPort input)
Display position of the windows changes.
8. (DisplayPort or HDMI input) The color
shown on the display is not correct.
9. An image does not display on the entire
screen.
42
Chapter7Troubleshooting
Possible cause and remedy
• Use"Brightness"intheAdjustmentmenutoadjustit.(The
LCDmonitorbacklighthasalimitedlifespan.)Whenthe
screenbecomesdarkorbeginstoflicker,contactyour
localEIZOrepresentative.)
• CheckwhetherthePCisconfiguredtomeettheresolution
andverticalscanfrequencyrequirementsofthemonitor
(see"2-1.SettingResolution"(page15)).
• AfterimagesareparticulartoLCDmonitors.Avoid
displayingthesameimageforalongtime.
• Usethescreensaverorpowersavingfunctiontoavoid
displayingthesameimageforextendedperiodsoftime.
• ThisisduetoLCDpanelcharacteristicsandisnota
failure.
• Leavethemonitorwithawhiteorblackscreen.The
symptommaydisappear.
•
IntheAdjustmentmenu,set"Overdrive"to"Off"(see"2-4.
ConfiguringMovingImagePerformance"(page26)).
• WhenenteringthesignalsofHDCP,thenormalimages
maynotbedisplayedimmediately.
• Whenthesignalisswitched,thepositionofthewindow
maybechanged.IntheAdjustmentmenu,set"DPPower
Save"to"Off"(see"6-5.SettingDisplayPortPowerSave"
(page40)).
• Use"Screen"-"ColorSpace"undertheAdjustmentmenu
toadjustit.
•
ForHDMIsignalinput,changethe"SignalFormat"setting
(see"Toswitchsignalformats"(page16)).
•
Changethe"ScreenSize"setting(see"Toselectscreen
size"(page17)).
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