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44
9. 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 my 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.
USB problem
USB peripherals are not working
Check if USB upstream cable is connected to •
your monitor correctly
Turn your monitor OFF and ON once again. •
You may need to install/reinstall USB drivers in
your PC and ensure hub is active.
Reconnect your USB peripherals •
For further assistance, refer to the Consumer
Information Centers list and contact Philips
customer service representative.
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