Acer T121E Projector User Manual


 
34
English
Appendices
Troubleshooting
If you experience a problem with your Acer projector, refer to the following
troubleshooting guide. If the problem persists, please contact your local reseller
or service center.
Image Problems and Solutions
# Problem Solution
1 No image appears
onscreen
Make sure all the cables are correctly connected as
described in the "Getting Started" section.
Ensure none of the connector pins are bent or
broken.
Check if the projection lamp has been securely
installed. Please refer to the "Replacing the Lamp"
section.
Make sure you have removed the lens cap and the
projector is switched on.
2 Partial, scrolling
or incorrectly
displayed image
(For PC (Windows
95/98/2000/XP))
Press "RESYNC" on the control panel or remote
control.
For an incorrectly displayed image:
Open "My Computer > Control Panel," and
then double-click the "Display" icon.
Select the "Settings" tab.
Verify that your display resolution setting is
lower than or equal to UXGA (1600 x 1200).
Click the "Advanced Properties" button.
If the problem still appears, change the monitor display
you are using and follow the steps below:
Verify that the resolution setting is lower than
or equal to UXGA (1600 x 1200).
Click the "Change" button under the
"Monitor" tab.
Click "Show all devices > Standard monitor
types" under the SP box, and choose the
resolution mode you need under the "Models"
box.
Verify that the resolution setting of the
monitor display is lower than or equal to UXGA
(1600 x 1200).