User manual

33
10. Troubleshooting & FAQs
10. Troubleshooting &
FAQs
10.1 Troubleshooting
This page deals with problems that can
be corrected by a user. If the problem
still persists after you have tried these
solutions, contact Philips customer
service representative.
Common Problems
No Picture (Power LED not lit)
• Make sure the power cord is
plugged into the power outlet and
into the back of the display.
• First, ensure that the power button
on the front of the display is in the
OFF position, then press it to the
ON position.
No Picture (Power LED is White)
• Make sure the computer is turned
on.
• Make sure the signal cable is
properly connected to your
computer.
• Make sure the display cable has no
bent pins on the connect side. If
yes, repair or replace the cable.
• The Energy Saving feature may be
activated
Screen says
  
• Make sure the display cable
is properly connected to your
computer. (Also refer to the Quick
Start Guide).
• Check to see if the display cable has
bent pins.
• Make sure the computer is turned
on.
Visible signs of smoke or sparks
• Do not perform any troubleshooting
steps
• Disconnect the display from mains
power source immediately for safety
• Contact with Philips customer
service representative immediately.
Imaging Problems
Image is not centered
• Adjust the image position using
the “Auto” function in OSD Main
Controls.
• Adjust the image position using
the Phase/Clock of Setup in OSD
Main Controls. It is valid only in VGA
mode.
Image vibrates on the screen
• Check that the signal cable is
properly securely connected to the
graphics board or PC.
Vertical 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.
Horizontal flicker appears