Optoma Tx761 Projector User Manual

							
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User Controls

Using the Remote Control
Power  
Refer to the “Power On/Off the Projector” 
section on pages 16-17.
Laser   
Aim the remote at the viewing screen, press 
and hold this button to activate the laser 
pointer.
PC/Mouse 
control
The PC/Mouse control can be used to con-
trol mouse movement. The mouse function 
is enabled using the USB cable to connect 
your computer and the projector.
L ButtonMouse left click.
R ButtonMouse right click.
Page +Use this button to page up.
Page -Use this button to page down.
Enter Confirm your item selection.
SourcePress “Source” to select an input signal.
Re-Sync Automatically synchronizes the projector to 
the input source.
Four  
Directional 
Select Keys
Use     to select items or make ad-
justments to your selection.
Keystone +/-Adjusts image distortion caused by tilting 
the projector.
Volume +/-Adjusts to increase/decrease the volume.
Brightness Adjust the brightness of the image.
Remote Control 
						

							
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User Controls

Using the Remote Control
Menu
Press “Menu” to launch the on-screen 
display (OSD) menu. To exit OSD, Press 
“Menu” again.
Zoom Press “+/-” button to zoom in of an image.
DVI-DPress “DVI-D” to choose DVI-D source.
VGA-1Press “VGA-1” to choose source from 
VGA1-In/SCART connector.
AV MuteMomentarily turns off/on the audio and 
video.
S-VideoPress “S-Video” to choose S-Video source.
VGA-2Press “VGA-2” to choose source from 
VGA2-In connector.
VideoPress “Video” to choose Composite video 
source.
Remote 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 MenuSetting 
						

							
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User Controls

Menu Tree 
						

							
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User Controls

Image
 Display Mode
There are many factory presets optimized for various types of  
images.
 Presentation: Good colour and brightness from PC input.
 Bright: Maximum brightness from PC input.
 Movie: For home theater.
 sRGB: Standardised accurate colour.
 User: User’s own settings.
 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 
Adjusts the sharpness of the image.
  Press the  to decrease the sharpness.
  Press the  to increase the sharpness.
  
						

							
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 Color
Adjusts the Red, Green, Blue, Cyan, Magenta and Yellow colors or 
returns to the factory default settings for advanced adjustment of 
the individual colors.
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.
  Brilliant Color
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 high temperature, the screen 
looks colder; with low temperature, the screen looks warmer. 
 Color Space
Select an appropriate color matrix type from AUTO, RGB, YUV. 
						

							
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 Input Source
Enable input sources. Press  or  into the next menu as below 
and then use  or  to select. Press “Enter” to finalize the  
selection. The projector will not search inputs that are de-selected.
Image | Advanced 
						

							
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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.
  16:9 II: The non-standard wide-screen display format of the pro-
jector. Part of the original image will be cut if the image aspect 
ratio is less than 1.67:1. 
  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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window format

16:9 I   formator

or16:9 II  format

4:3     format

Input SignalDisplay on Screen
Display area
Picture area