Optoma Ep729 Projector User Manual

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User Controls
™“Saturation” function
is not supported under
computer mode.
Saturation
Adjusts a video image from black and white to  fully saturated
color.
4Press the  to decrease the amount of color in the image.
4Press the  to increase the amount of color in the image.
Sharpness
Adjusts the sharpness of the image.
4Press the  to decrease the sharpness.
4Press the  to increase the sharpness.     

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Image-II
User Controls
Frequency
“Frequency”changes the display data frequency to match the
frequency of your computer’s graphic card. If you experience a
vertical flickering bar, use this function to make an adjustment.
Phase
“Phase” synchronizes the signal timing of the display with the
graphic card. If you experience an unstable or flickering image, use
this function to correct it.
Hor. Position (Horizontal Position)
4
Press the  to move the image left.
4Press the  to move the image...

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Menu Location
Choose the menu location on the display screen.
Projection
4
Front-Desktop
The factory default setting.
4Rear-Desktop
When you select this function, the projector reverses the image
so you can project behind a translucent screen.
4Front-Ceiling
When you select this function, the projector turns the image
upside down for ceiling-mounted projection.
4Rear-Ceiling
When you select this function, the projector reverses and turns
the image upside down at same time. You can project...

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Translucence
Choose the menu transparency on the display screen.
Reset
Return the adjustments and settings to the factory default values.
4Execute: Returns the settings for all menus to factory default
values.
4Cancel: Cancel the revised settings
User Controls   

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Projection Hours
Display the projection time.
Lamp Hours
Display the cumulative lamp operating time.
Lamp Reset
Reset the lamp life hour after replacing a new lamp.
Lamp Reminding
Choose this function to show or to hide the warning message when
the changing lamp message is displayed. The message will show up
30 hours before end of life.
ECO Mode
Choose “On” to dim the projector lamp which will lower power
consumption and extend the lamp life by up to 130%. Choose ”Off”
to return to normal...

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Appendices
Problem: No image appears on screen.
4Ensure all the cables and power connections are correctly and
securely connected as described in the “Installation” section.
4Ensure the pins of connectors are not crooked or broken.
4Check if the projection lamp has been securely installed. Please
refer to the “Replacing the lamp” section.
4Make sure you have removed the lens cap and the projector is
switched on.
4Ensure that the “Hide” feature is not turned on.
Problem: Partial, scrolling...

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4.Verify the resolution setting is less than or equal to 1280 x 1024
resolution.
5.Select the “Change” button under the “Monitor” tab .
6.Click on “Show all devices.” Next, select “Standard monitor
types” under the SP box; choose the resolution mode you need
under the “Models” box.
4If you are using a Notebook:
1.First, follow the steps above to adjust resolution of the
computer.
2.Press the toggle output settings. example:[Fn]+[F4]
4If you experience difficulty changing resolutions or...

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Problem: Image is out of focus
4Adjusts the Focus Ring on the projector lens.  Refer to page 14.
4Make sure the projection screen is between the required distance
4.9 to 32.8 feet (1.5 to 10.0 meters) from the projector.
Problem: The image is stretched when displaying 16:9 DVD.
The projector automatically detects 16:9 DVD and adjusts the aspect
ratio by digitizing to full screen with 4:3 default setting.
If the image is still stretched, you will also need to adjust the aspect
ratio by...

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Appendices
Problem: Message Reminders
4Standby :
 
4Replacing the lamp :       

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Replacing the lamp
The projector will detect the lamp life itself.  It will show you a
warning message “Lamp life exceeded” When you see this
message, change the lamp as soon as possible.
Make sure the projector has been cooled down for at least 30
minutes before changing the lamp.
Warning: Lamp
compartment is hot!
Allow it to cool down
before changing lamp!
Warning: To
reduce the risk of
personal injury, do not
drop the lamp module
or touch the lamp
bulb. The bulb may
shatter and cause...