Optoma Ep739 Projector User Manual

21... English
Image-I
Computer / Video Mode
Image-IImage-IIAudio Language ManagementLamp setting
Display ModePC MoviesRGB  GameUser
Brightness
Contrast
Keystone
ColorPress Enter to Set
White Peaking
Color Temp.
User Controls
White Peaking
Use the white peaking control to set the white peaking level of
DMD chip. 0 stands for minimal peaking, and 10 stands for
maximum peaking.  If you prefer a stronger image, adjust towards
the maximum setting.  For a smooth and more natural image,
adjust towards the...

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Image-II
(Computer Mode)
Computer Mode
User Controls
Image-IImage-IIAudio Language ManagementLamp setting
Frequency
Tracking
H. Position
V. Position
Degamma
Aspect Ratio
16:9 Image PositionPress Enter to Set
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.
Tracking
“Tracking” synchronizes the signal timing of the display with the
graphic card....

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Image-II
(Computer Mode)
Computer Mode
Image-IImage-IIAudio Language ManagementLamp setting
Frequency
Tracking
H. Position
V. Position
Degamma
Aspect Ratio
16:9 Image PositionPress Enter to Set
4Window: When a 4:3 image is bigger than a 16:9 screen,
select the “Window” mode to fit the image onto the screen
without changing the projection distance.
16:9 Image Position
Adjust the image position to up or down, when you select the
aspect ratio to 16:9.
4Press the  to move the image down.
4Press...

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™“Saturation”, “Tint”
and “Sharpness”
function is not
supported under
DVI-D mode.
User Controls
Image-II
(Video Mode)
Video Mode
Image-IImage-IIAudio Language ManagementLamp setting
Degamma
Saturation
Tint
Sharpness
Aspect Ratio
16:9 Image PositionPress Enter to Set
Degamma
This allows you to choose a degamma table that has been fine-
tuned to bring out the best image quality for the input.
Saturation
Adjusts a video image from black and white to  fully saturated
color.
4Press the  to...

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User Controls
Image-II
(Video Mode)
16:9 Image Position
Adjust the image position to up or down, when you select the
aspect ratio to 16:9.
4Press the  to move the image down.
4Press the  to move the image up.
16:9 Image Position
Video Mode
Image-IImage-IIAudio Language ManagementLamp setting
Degamma
Saturation
Tint
Sharpness
Aspect Ratio
16:9 Image PositionPress Enter to Set
Window Original Pixel         

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User Controls
Audio
Volume
4
Press the  to decrease the volume.
4Press the  to increase the volume.
Mute
4
Choose the left icon to turn mute on.
4Choose the right icon to turn mute off.
Computer/Video Mode
Image-IImage-IIAudio Language ManagementLamp setting
Volume
Mute     

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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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Management
Computer / Video Mode
High Altitude
Choose “ON” to turn on High Altitude mode operates the fans at
full speed continuously to allow for proper high altitude cooling of
the projector.
Reset
Choose “Yes” to return the display parameters on all menus to
the factory default settings.
User Controls
Image-IImage-IIAudio
Language ManagementLamp setting
Menu Location
Projection
Signal Type
RGB Video
Source LockOn Off
High AltitudeOn Off
ResetYes N o     

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Lamp Hour
Displays the lamp’s elapsed operating time (in hours).
Lamp Reset
Turns the lamp hour counter to 0 hours.
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 normal mode.
Auto Power Off
Set the interval of power off...

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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 enabled.
Problem: Partial, scrolling or...