Optoma Tx778w Projector User Manual

							
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User Controls

Using the Remote Control
MenuPress “Menu” to launch the on-screen display 
(OSD) menu. To exit OSD, Press “Menu” again.
Enter Confirm your item selection.
Four  
Directional 
Select Keys
Use     to select items or make adjust-
ments to your selection.
ClearClear your selection.
FormatDisplay the “Format” section of the onscreen 
display menu to select the desired aspect ratio.
HDMIPress “HDMI” to choose HDMI source.
Source Lock Select auto detection all connector ports or lock 
current connector port. (See page 42 for more)
Info.To display the projector information on the 
screen.
DVIPress “DVI” to choose DVI-In source.
VideoPress “Video” to choose Composite video 
source.
S-VideoPress “S-Video” to choose S-Video source.
VGA1Press “VGA1” to choose source from 
VGA1-In/SCART connector.
VGA2Press “VGA2” to choose source from VGA2-In 
connector.
Wireless
Press “Wireless” to choose Wireless source. 
(only functional with optional wireless 
module) 
Remote Control
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User Controls

 Using the USB Remote Mouse Control
The remote control for this projector can be used as a 
remote mouse control with the USB cable. 
 When the projector is connected to PC via the USB cable, the 
remote will work as a mouse for control. 
						

							
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User Controls

The	Projector	has	multilingual	On-screen	Display	menus	
that	allow	you	to	make	image	adjustments	and	change	a	
variety	of	settings.	The	projector	will	automatically	detect	
the	source.	
How to operate 
1. To open the OSD menu, press “Menu” on the Remote Control or 
Projector Keypad.
2  When OSD is displayed, use   keys to select any item in the 
main menu. While making a selection on a particular page, press 
 or “Enter” key to enter sub menu.
3. Use   keys to select the desired item and adjust the settings 
by   key.
4. Select the next item to be adjusted in the sub menu and adjust as 
described above.
5. Press “Enter” to confirm, and the screen will return to the main 
menu.
6. To exit, press “Menu” again. The OSD menu will close and the 
projector will automatically save the new settings.
On-screen Display Menus
Main Menu
Sub Menu
Setting 
						

							
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User Controls

Menu Tree
	(**) “Wireless” is only functional with optional wireless module.
**
	(*) “Signal” menu is only supported in Analog VGA (RGB) signal.* 
						

							
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User Controls

Image
 Display Mode
There are many factory presets optimized for various types of  
images.
 Presentation: Good color and brightness from PC input.
 Bright: Maximum brightness from PC input.
 Movie: For home theater.
 sRGB: Standardised accurate color.
 User1: User’s own settings.
 User2: The initial default settings of this mode is from Movie 
mode. Any further adjustments by the user in User2 will be 
saved in this mode for future use. 
 Brightness
Adjust the brightness of the image.
  Press the  to darken image.
  Press the  to lighten the image.
 Contrast
The contrast controls the degree of difference between the lightest 
and darkest parts of the picture. Adjusting the contrast changes the 
amount of black and white in the image.
  Press the  to decrease the contrast.
  Press the  to increase the contrast.
  Sharpness 
Adjust the sharpness of the image.
  Press the  to decrease the sharpness.
  Press the  to increase the sharpness.  
						

							
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User Controls

 Hue
Adjust the color balance of red and green. 
 Press the  to increase the amount of green in the image. 
 Press the  to increase the amount of red in the image.
  Saturation
Adjust a video image from black and white to fully saturated 
color.
 Press the  to decrease the amount of saturation in the image.
 Press the  to increase the amount of saturation in the image.
  Gain
  Use  or  to adjust Red, Green, Blue, Cyan, Magenta and Yellow 
colors for brightness (Gain).
 Color
Adjust  the  Red,  Green,  Blue,  Cyan,  Magenta  and  Yellow  colors  or 
returns  to  the  factory  default  settings  for  advanced  adjustment  of 
the individual colors.  
 Reset
Choose “Yes” to return the factory default settings for color adjustments.
Image | Color 
						

							
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User Controls

Image | Advanced
 Degamma
This allows you to choose a degamma table that has been  
fine-tuned to bring out the best image quality for the input.
  Film: for home theater.
  Video: for video or TV source.
  Graphics: for image source.
  PC: for PC or computer source.
  White Peaking
This adjustable item utilizes a new color-processing algorithm and 
system level enhancements to enable higher brightness while  
providing true, more vibrant colors in picture. The range is from 
“0” to “10”. If you prefer a stronger enhanced image, adjust  
toward the maximum setting. For a smoother, more natural image, 
adjust toward the minimum setting.
 Color Temp
Adjust the color temperature. With cold temperature, the screen 
looks colder; with Warm temperature, the screen looks warmer. 
 Color Space
Select an appropriate color matrix type from AUTO, RGB or YUV. 
						

							
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User Controls

Display
 Format
Use this function to choose your desired aspect ratio.
  4:3: This format is for 4x3 input sources not enhanced for Wide 
screen TV.
  16:9 I: This format is for 16x9 input sources, like HDTV and 
DVD enhanced for Wide screen TV. (576i/p)
  16:9 II: This format is for 16x9 input sources, like HDTV and 
DVD enhanced for Wide screen TV. (480i/p)
  Window: 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.
Source480i/p576i/p720p1080iPC
4:3Scale to 1024 x 768
16:9 IScale to 1024 x 576
16:9 IIScale to   854 x 480
WindowScale to   800 x 600 
						

							
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User Controls

window format

16:9-I   formator

or16:9-II  format

4:3     format

Input Signal
Display area
Picture area
Display on Screen 
						

							
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User Controls

 Overscan
Overscan  function  removes  the  noise  in  a  video  image.  Overscan the  image  to  remove  video  encoding  noise  on  the  edge  of  video 
source.
 Zoom
  Press the  to reduce the size of an image.
  Press the  to magnify an image on the projection screen. 
  V Image Shift
Shift the projected image position vertically. 
 V Keystone
Press the  or  to adjust image distortion vertically and makes a 
squarer image. 
Display