Troubleshooting
26
If none of the resolutions above resolves the problem, turn the display off and then on again
using the power switch on the bottom of the display, then check to see if the problem has
resolved.
Note: Further troubleshooting information can be found on the Protron website at
www.protronusa.com.
Support Information
Do not return this product to your retailer until you have performed the steps laid out in
the Easy Setup Instructions and contacted the Customer Service Center. Merchandise may
not be returned to Protron without a return form authorization.
Before contacting Protron Customer Service, please record the following information, which may
be found on the back of your display:
• Model Number
• Serial Number
• Date of Manufacture
The Protron Customer Service Center may be contacted 24 hours a day, 7 days a week at the
following number:
1-888-257-8899
After-image
remains on
screen after
display is
turned off
Inherent LCD
characteristics
This is characteristic of an LCD. The after-image will
disappear after a few minutes.
Distorted
image
Display format set
incorrectly
Check that the correct Aspect Ratio is selected in the
Image menu in the OSD (see “Image” on page 17).
“Invalid
Mode”
message on
screen
VGA input signal is
not in a supported
mode
Adjust the resolution and refresh rate on the PC to
match a supported mode, listed under “Specifications”
on page 27.
Red, green,
blue, or white
dots on screen
Inherent LCD
characteristics
This is characteristic of an LCD and will not cause a
malfunction.
Remote
control not
functioning
Batteries inserted
improperly
Make sure the batteries are inserted and oriented
properly.
Batteries low on
energy
Replace the batteries.
A button is stuck Jog any stuck buttons on the remote to unstick them.
Obstacle between
remote and display
Remove the obstacle.
The remote is too
far from the display
Move closer to the display.
Symptom Possible Cause Resolution
OMPLTV3250-1.book Page 26 Monday, July 17, 2006 8:15 PM
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