Optoma DS349 - Manual (Page 53)

English 53
aDDITIonal InfoRmaTIon
Troubleshooting
If you experience a problem with your projector, please refer to the following information. If a problem persists,
please contact your local reseller or service center.
Image problems
No image appears on-screen
Ensure all the cables and power connections are correctly and securely connected as described in the ‡
"Installation" section.
Ensure the pins of connectors are not crooked or broken.
‡
Check if the projection lamp has been securely installed. Please refer to the "Replacing the Lamp" ‡
section.
Ensure that the "AV Mute" feature is not turned on.
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Image is out of focus
Adjust the Focus Ring on the projector lens. ‡
Make sure the projection screen is between the required distance from the projector. (Please refer to ‡
page 49 ).
The image is stretched when displaying 16:9 DVD title
When you play anamorphic DVD or 16:9 DVD, the projector will show the best image in 16: 9 format ‡
on projector side.
If you play the LBX format DVD title, please change the format as LBX in projector OSD.
‡
If you play 4:3 format DVD title, please change the format as 4:3 in projector OSD. ‡
Please setup the display format as 16:9 (wide) aspect ratio type on your DVD player. ‡
Image is too small or too large
Adjust the zoom lever on the top of the projector. ‡
Move the projector closer to or further from the screen. ‡
Press "Menu" on the projector panel, go to "Display-->Aspect Ratio". Try the different settings. ‡
Image has slanted sides:
If possible, reposition the projector so that it is centered on the screen and below the bottom of the ‡
screen.
Use "Display-->Keystone" from the OSD to make an adjustment.
‡
Image is reversed
Select "Setup-->Projection" from the OSD and adjust the projection direction. ‡
Blurry double image
Press "3D" button and switch to "Off" to avoid normal 2D image is blurry double image. ‡