Philips 221B3PCB-00 - Manual (Page 52)

50
9. Troubleshooting & FAQs
9.1 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.)
v Make sure the power cord is plugged into
the power outlet and into the back of the
monitor.
v First, ensure that the power button on the
front of the monitor is in the OFF position,
then press it to the ON position.
No Picture (Power LED is White.)
v Make sure the computer is turned on.
v Make sure the signal cable is properly
connected to your computer.
v Make sure the monitor cable has no bent
pins on the connect side. If yes, repair or
replace the cable.
v The Energy Saving feature may be activated.
Screen says
Attention
Check cable connection
v Make sure the monitor cable is properly
connected to your computer. (Also refer to
the Quick Start Guide).
v Check to see if the monitor cable has bent
pins.
v Make sure the computer is turned on.
AUTO button doesn't function.
v The auto function is applicable only in
VGA-Analog mode. If the result is not
satisfactory, you can do manual adjustments
via the OSD menu.
Note
The Auto Function is not applicable in DVI-
Digital mode as it is not necessary.
Visible signs of smoke or sparks.
v Do not perform any troubleshooting steps.
v Disconnect the monitor from mains power
source immediately for safety.
v Contact with Philips customer service
representative immediately.
Imaging Problems
Image is not centered.
v Adjust the image position using the “Auto”
function in OSD Main Controls.
v 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.
v Check that the signal cable is properly
securely connected to the graphics board
or PC.
Vertical flicker appears.
9. Troubleshooting & FAQs