Optoma W401 User Manual page 60

Appendices
60
English
The image is stretched when displaying 16:9 DVD title
When you play anamorphic DVD or 16:9 DVD, the projector
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will show the best image in 16: 9 format on projector side.
If you play the LBX format DVD title, please change the format
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as LBX in projector OSD.
If you play 4:3 format DVD title, please change the format as
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4:3 in projector OSD.
If the image is still stretched, you will also need to adjust the
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aspect ratio by referring to the following:
Please setup the display format as 16:9 (wide) aspect ratio
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type on your DVD player.
Image is too small or too large
Adjust the zoom lever on the top of the projector.
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Move the projector closer to or further from the screen.
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Press "Menu" on the projector panel, go to "Display-->Format".
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Try the different settings.
Image has slanted sides:
If possible, reposition the projector so that it is centered on the
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screen and below the bottom of the screen.
Use "Display-->V Keystone" from the OSD to make an adjust-
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ment.
Image is reversed
Select "Setup-->Projection" from the OSD and adjust the pro-
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jection direction.
The projector stops responding to all controls
If possible, turn off the projector, then unplug the power cord
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and wait at least 60 seconds before reconnecting power.
Check that "Keypad Lock" is not activated by trying to control
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the projector with the remote control.
Blurry double image
Press "3D Format" button and switch to "Off" to avoid normal
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2D image is blurry double image.
Two images, side-by-side format
Press "3D Format" button and switch to "SBS" for input signal
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is HDMI 1.3 2D 1080i side-by-side.