Optoma Tx785 Projector User Manual

							English1
Image
Display Mode
There are many factory presets optimized for various types of images.
4 Presentation: Good color and brightness from PC input.
4 Bright: Maximum brightness from PC input.
4 Movie: For home theater.
4 sRGB: Standardised accurate color.
4 Blackboard: Tuned for blackboard usage.
4 Classroom: Recommended settings for classroom.
4 User1: User’s own settings.
4 User2: User’s own settings.The initial default settings of this mode is from Movie mode.  
Any further adjustments by the user in User1/2 will be saved in this 
mode for future use.
Brightness
Adjust the brightness of the image.
4 Press ◄ to darken image.
4 Press ► to lighten the image.
Contrast
The  contrast  controls  the  degree  of  difference  between  the  lightest  and 
darkest parts of the picture.
4 Press ◄ to decrease the contrast.
4 Press ► to increase the contrast.
Sharpness
Adjusts the sharpness of the image.
4 Press ◄ to decrease the sharpness.
4 Press ► to increase the sharpness.
User Controls 
						

							English
Image
Saturation
Adjusts a video image from black and white to full color saturation.
4 Press ◄ to decrease the amount of saturation in the image.
4 Press ► to increase the amount of saturation in the image.
Tint
Adjusts the color balance of red and green.
4 Press ◄ to increase the amount of green in the image.
4 Press ► to increase the amount of red in the image.
Color Setting
Enter the Color Setting menu. Select the Red/Green/Blue Gain for  
brightness adjustments and Bias for contrast adjustments for the whole 
picture. Individual color adjustments for Cyan, Magenta, Yellow can also\
 
be adjusted. See page 33 for more details.
Advanced
Enter the Advanced menu. Select advanced display options such as 
BrilliantColorTM, Degamma, Color Temp., Color Space, Input Source,  
De-Interlace, and Exit. See page 35 for more information.
User Controls 
						

							English
Image | Color Setting
Red
Increase or decrease the color value for red.
Green
Increase or decrease the color value for green.
Blue
Increase or decrease the color value for blue.
Cyan
Increase or decrease the color value for cyan.
Yellow
Increase or decrease the color value for yellow.
Magenta
Increase or decrease the color value for magenta.
Reset
Reset all Color Setting values to the factory default.
User Controls 
						

							English
Image | Color Setting / HSG
Hue
Adjust the color balance of red and green.
4 Press ◄ to increase the amount of green in the image.
4 Press ► to increase the amount of red in the image.
Saturation
Adjusts a video image from black and white to full color saturation.
4 Press ◄ to decrease the amount of saturation in the image.
4 Press ► to increase the amount of saturation in the image.
Gain
Set Red Gain to adjust the Brightness: 
4 Increase or decrease the gain value for red.
Green, Blue, 
Cyan,Yellow, 
Magenta can 
be separate 
adjust by 
each color 
HSG.
v
User Controls 
						

							English
Image | Advanced
BrilliantColorTM
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.
Degamma
This  allows  you  to  choose  a  degamma  table  that  has  been  fine-tuned  to 
bring out the best image quality for the input.
4 Film—for home theater.
4 Video—for video or TV source.
4 Graphics—for image source.
4 PC—for PC or computer source.
Color Temp
Adjust  the  color  temperature.  Cold  temperature,  the  screen  looks  colder; 
with Warm temperature, the screen looks warmer.
Color Space
Select an appropriate color matrix type from AUTO, RGB, YUV.
Input Source
Enter the Input Source submenu. Select the sources to scan for at startup. 
See page 36 for more information.
De-interlace
Press the cursor ◄ or ► button to select different De-interlace modes. This 
function converts an interlaced video signal into progressive signal. 
4 On: Use this mode for Films.
4 Off: Use this mode for Video or TV sources.
User Controls
De-interlace 
only support 
480i/576i/
1080i 
signal via 
Component/
S-video/
Video.
v 
						

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Image | Advanced | Input Source
Input Source
Use this option to enable / disable input sources. Press ▲ or ▼ to select 
a source, then press ◄ or ► to enable / disable it. Press Enter to finalize 
the selection. The projector will not search inputs that are de-selected\
.
v If all sources  are deselected, 
the projector 
cannot display 
any images. 
Always leave at 
least one source 
selected.
User Controls 
						

							English
Display
Format
Use this function to choose your desired aspect ratio.
4 4:3: This format is for 4x3 input sources not enhanced for Wide screen TV.
4 16:9 I (XGA) | 16:9 (WXGA): This format is for 16x9 input sources, \
like HDTV and DVD enhanced for Wide screen TV.
4 16:9 II (XGA) | 16:10 (WXGA): The non-standard wide-screen  display format of the projector. Part of the original image will be cut \
if the image aspect ratio is less than 1.67:1.
4 Native: Depends on the resolution of the input source – No scaling i\
s performed.
4 Auto: Automatically selects the appropriate format.
User Controls
XGA WXGA 
						

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Display
Overscan
Overscan function removes the noise in a video image. Overscan the  
image to remove video encoding noise on the edge of video source.
Zoom4
 Press ◄ to reduce the size of the image.
4 Press ► to magnify an image on the projected screen.
H Image Shift
Shifts the projected image position horizontally.
4 Press ◄ to move the image left on the projected screen.
4 Press ► to move the image right on the projected screen.
V Image Shift (16:9 only)
Shifts the projected image position vertically (in 16:9 format only).
4 Press ► to move the image up on the projected screen.
4 Press ◄ to move the image down on the projected screen.
V Keystone
Press ◄ or ► to compensate for vertical images distortion when the   
projector is positioned at an angle to the screen.
3D
Press ◄ or ► to enable or disable the  3D function. When the 3D function 
is enabled, the current picture mode adjustment will be disabled.
3D Sync invert
Press ◄ or ► to enable or disable the  3D Sync invert function to invert 
images.
User Controls 
						

							English
Setup
Language
Enter the Language menu. Select the multilingual OSD menu.  
See page 41 for more information.
Projection
Select projection method:
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 turns the 
image upside down at same time. You can project from behind a 
translucent screen with ceiling mounted projection.
Menu Location
Choose the menu location on the display screen.
User Controls 
						

							English0
Setup 
Signal
Enter the Signal menu. Set projector signal properties.  
See page 42 for more information.
Security
Enter the Security menu. Access the projector’s security features.  
See page 43 for more information.
Projector ID
Select a two digit projector ID from 0 through 99.
Audio
Enter  the  Audio  menu.  Set  audio  level  properties.  See  page  46  for  more 
information.
RS232
Allows RS232 control of an individual projector.
Lens Type
Used to set the lens type that has been fitted. This is to ensure
correct operation of the lens iris.
Network
Allows LAN via web browser (Internet Explore) to control of projector. See 
pages 49 for more information.
Advanced
Enter the Advanced menu. Select the screen display during startup.  
See page 47 for more information.
User Controls