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Optoma H79 Projector User Manual

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User Controls
IMAGE
White Peaking
Use the white peaking control to set the white peaking level of
the DMD chip.  “0” stands for minimal peaking, and “10” stands
for maximum peaking.  If you prefer a stronger image, adjust
toward the maximum setting.  For a smoother, more natural
image, adjust toward the minimum setting.
Color Temp
Adjust the color temperature.  The range is from “1” to “3.”  At a
higher temperature, the screen looks colder; at a lower
temperature, the screen looks warmer....

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User Controls
Reset
Return the adjustments and settings to factory default values.
4Current: Return the current menu’s settings to factory
default values.
4All: Return all menu settings to factory default values.
IMAGE
ImageWhite Peaking
Color Temp.
Image Mode
Advanced Adjustment
Signal
Reset10
1
Film   

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User Controls
SYSTEM
Language
Display a multilingual menu. Use  and  to select your
preferred language.
Bulb
4
Lamp Hour: Display the cumulative lamp operating time.
4Lamp Reminding: Select this function to show or hide the
warning message when the lamp replacing reminder message
is displayed. The message will show up when the lamp reaches
1500 hours at normal mode.
4Lamp Hour Reset: Reset the lamp life hour after replacing a
new lamp.
Source Lock
When source lock is turned off, the projector...

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DISPLAY
Projection
4
  Front-Desktop
The factory default setting.
4  Rear-Desktop
When you select this function, the projector reverses the image
so you can project from behind a translucent screen.
4  Front-Ceiling
When you select this function, the projector turns the image
upside down for ceiling-mounted projection.
4  Rear-Ceiling
When you select this function, the projector reverses and in-
verts the image at same time. Using this setting enables you
to project from behind a translucent...

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User Controls
Format
4
Native: Original image size.
416:9: The standard widescreen display format of the projector.
4Letterbox: Letterbox mode zooms a letterboxed image intended
for 4:3 display to full screen wide.
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.
H. Keystone
Correct image distortion caused by rotating the projector
horizontally.
V. Keystone
Correct image distortion...

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

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4.Verify the resolution is less than or equal to 1280 x 720.
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.
7.Verify that the resolution setting of the monitor display is less
than or equal to 1280 x 720.
4If using a Notebook PC:
1.First, follow the steps above to adjust resolution of the
computer.
2.Switch the Notebook PC display to the...

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Problem: Image is reversed.
4Press “Menu”button then select “Display” to adjust the projection.
Problem: Lamp burns out or makes a popping sound
4When the lamp reaches its end of life, it will burn out and may
make a loud popping sound.  If this happens, the projector will not
turn on until the lamp module has been replaced. To replace the
lamp, follow the procedures in the “Replacing the Lamp”section on
page 30.
Problem: LED lighting message
MessagePower LED Temp LED Lamp LED
(Blue)(Orange)...

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Appendices
Replacing the Lamp
The projector displays a warning message “Lamp may fail soon !
Replacement Suggested !” When you see this message, please
contact your local reseller or service center.
Make sure the projector has cooled down for at least 30 minutes
before changing the lamp.
Warning:
Lamp compartment is
hot!  Allow it to cool
down before changing
lamp!
Lamp Replacing Procedure:
1.Turn off the power to the lamp by pressing the power button.
2.Allow the projector to cool down at...

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4.72 (120.00mm)7.56 (191.98mm)16.92 (429.74mm)
16.31 (414.34mm)
3.94 (100.00mm)7.87 (200.00mm)
4.80 (122.00mm)
4.17 (106.00mm)
7.28 (185.00mm)12.14 (308.28mm)
12.14 (308.28mm)
Ceiling Mount Installation
1. To prevent damaging your projector, please use the ceiling
mount package for installation.
2. If you wish to use a third party ceiling mount kit please
ensure the screws used to attached a mount to the projector
met the following specifications:
4Screw type: M6,M8,M10
4Screw length:...
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