Philips 248X3LF user manual Green, red, blue, dark, and white dots appears on the screen

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8.Troubleshooting & FAQs

Horizontal flicker appears

•Adjust the image using the “Auto” function in OSD Main Controls.

•Eliminate the vertical bars using the Phase/ Clock of Setup in OSD Main Controls. It is valid only in VGA mode.

Image appears blurred, indistinct or too dark

•Adjust the contrast and brightness on On-Screen Display.

An "after-image", "burn-in" or "ghost image" remains after the power has been turned off.

•Uninterrupted display of still or static images over an extended period may cause " burn in", also known as "after-imaging " or "ghost imaging", on your screen. "Burn-in", "after- imaging", or "ghost imaging" is a well-known phenomenon in monitor panel technology. In most cases, the "burned in" or "after-imaging" or "ghost imaging" will disappear gradually over a period of time after the power has been switched off.

•Always activate a moving screen saver program when you leave your monitor unattended.

•Always activate a periodic screen refresh application if your monitor will display unchanging static content.

•Failure to activate a screen saver, or a periodic screen refresh application may result in severe “burn-in” or “after-image” or “ghost image” symptoms will not disappear and cannot be repaired.The damage mentioned above is not covered under your warranty.

Image appears distorted.Text is fuzzy or blurred.

•Set the PC’s display resolution to the same mode as monitor’s recommended screen native resolution.

Green, red, blue, dark, and white dots appears on the screen

•The remaining dots are normal characteristic of the liquid crystal used in today’s technology, Please refer the pixel policy for more detail.

The "power on" light is too strong and is disturbing

•You can adjust “power on” light using the power LED Setup in OSD main Controls.

Audio problem

No sound

•Check if audio cable is connected to PC and monitor correctly.

•Ensure audio is not muted. Press OSD “Menu”, select “Audio” then “Mute”. Check it on “Off” position.

•Press “Volume” in OSD main control to adjust the volume.

For further assistance, refer to the Consumer Information Centers list and contact Philips customer service representative.

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Contents 248X3LF Table of Contents Safety precautions and maintenance Temperature 0-40C 32-95F Humidity 20-80% RHOperation Notational Descriptions Weee Setting up the monitor Installation Package contentsInstall base stand Setting up the monitor VGA Resolution notification 20˚Image Optimization Why do I need it?Except using key to scroll down, you can also How does it work?Off No optimization by SmartImage SmartKolor What is it? Philips SmartControl Premium Start with Standard pane Adjust menu Image Optimization ECO Image Optimization OptionAuto Pivot Facoty Preset can also be called from the drop down menu Task Tray Menu Enabled Drag and Drop Windows Other alternative path VistaWin No other alternative path available Title Bar Options Display Tune from the start menu or short cut on the desktopLeft Click Menu SmartDesktop Partition Definitions Right side Vertical Horizontal Split TopLeft side Vertical Right side Vertical Even SplitLED Technical SpecificationsTFT-LCD YESMtbf Rohs YES EpeatCompliance and standards Regulatory Approvals 307,TUV-GS,TUV-Ergo640x480 Power Management Automatic PowerSavingAutomatic power saving feature Regulatory Information Federal Communications Commission FCC Notice U.S. Only Reorient or relocate the receiving antennaCommission Federale de la Communication FCC DeclarationVaroitus Polish Center for Testing and Certification NoticePaikka/Ilmankierto Plassering/VentilasjonErgonomie Hinweis nur Deutschland Achtung Beim AufstellenPixels and Sub pixels Customer care and warrantyPhilips Flat Panel Monitors Pixel Defect Policy Types of Pixel DefectsDark subpixel Black Dot DefectsTotal bright dot defects of all types Adjacent dark subpixels0810 Belgium Care Contact Information for Western Europe regionAustria Siemens I&S 078 Denmark NovoIBA FujitsuCPS Contact Information for Apmea region AL Shahd Computer L.L.CTroubleshooting & FAQs TroubleshootingNo Picture Power LED not lit Power on light is too strong and is disturbing Green, red, blue, dark, and white dots appears on the screenSmartControl Premium FAQs Run Windows Update and updated monitor and/or video driverTroubleshooting & FAQs Icm? Q4 How do I adjust the resolution? Q7 How should I clean the monitor surface? Q9 Can I connect my monitor to any PC, workstation or Mac?
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