Eizo RADIFORCE MS230W User Manual page 32

Imaging problems (for both digital and analog)
3. The screen is too bright or too dark.
4. Characters are blurred.
5. Afterimages appear.
6. Green/red/blue/white dots or defective
dots remain on the screen.
7. Interference patterns or pressure marks
remain on the screen.
8. Noise appears on the screen.
Imaging problems (for analog only)
9. Display position is incorrect.
10. Vertical bars appear on the screen or a
part of the image is flickering.
11. Whole screen is flickering or blurring.
32
Chapter5Troubleshooting
Problem
Problem
Possible cause and remedy
• Use<Brightness>or<Contrast>intheAdjustment
menutoadjustit.(TheLCDmonitorbacklighthasa
limitedlifespan.Whenthescreenbecomesdarkor
beginstoflicker,contactyourlocaldealer.)
• TurnontheAutoEcoViewfunction.Themonitor
detectstheenvironmentalbrightnesstoadjustthe
screenbrightnessautomatically.
• CheckwhetherthePCisconfiguredtomeetthe
resolutionandverticalscanfrequencyrequirements
ofthemonitor(referto"CompatibleResolutions/
Frequencies"intheSetupManual.).
• Use<Smoothing>intheAdjustmentmenutoadjustit
(see"Tomodifyblurredcharacters/lines<Smoothing>"
(page14)).
• AfterimagesareparticulartoLCDmonitors.Avoid
displayingthesameimageforalongtime.
• Usethescreensaverorpowersavefunctiontoavoid
displayingthesameimageforextendedperiodsof
time.
• ThisisduetoLCDpanelcharacteristicsandisnota
failure.
• Leavethemonitorwithawhiteorblackscreen.The
symptommaydisappear.
• IntheAdjustmentmenu,set<Overdrive>to"Off"(see
"Tosetoverdriveintensity<Overdrive>"(page19)).
• WhenenteringthesignalsofHDCPsystem,the
normalimagesmaynotbedisplayedimmediately.
Possible cause and remedy
• Use<Position>intheAdjustmentmenutocorrectthe
imageposition(see"Tocorrectthescreenposition
<Position>"(page13)).
• Iftheproblempersists,usethegraphicsboard'sutility
ifavailabletochangethedisplayposition.
• Use<Clock>intheAdjustmentmenutoadjustit(see
"Toeliminateverticalbars<Clock>"(page12)).
• Use<Phase>intheAdjustmentmenutoadjustit(see
"Toremoveflickeringorblurring<Phase>"(page13)).