Optoma Tx779 Projector User Manual

							English1
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.
Zoom
4
 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 select different 3D functions.
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 34 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 
						

							English
Setup
Signal
Enter the Signal menu. Set projector signal properties.  
See page 35 for more information.
Security
Enter the Security menu. Access the projector’s security features.  
See page 36 for more information.
Projector ID
Select a two digit projector ID from 0 through 99.
Audio Settings
Enter  the  Audio  Settings  menu.  Set  audio  level  properties.  See  page  39 
for more information.
RS232
Allows RS232 control of an individual projector.
Network
Allows LAN via web browser (Internet Explore) to control of projector. See 
pages 40 for more information.
Advanced
Enter the Advanced menu. Select the screen display during startup.   
See page 42 for more information.
User Controls 
						

							English
Setup | Language
Language
Choose  the  multilingual  OSD  menu.  Press ENTER  (              )  into  the  sub 
menu  and  then  use  the  Left  (◄)  or  Right  (►)  key  to  select  your  preferred 
language. 
User Controls 
						

							English
Setup | Signal
Automatic
Enable or disable Automatic to automatically select the appropriate  
settings.
4Enabled - the projector will automatically select the appropriate settings.
4Disabled - the projector won’t automatically select the appropriate settings.
Frequency
Change the display data frequency to match the frequency of your   
computer’s graphics card. If you experience a vertical flickering bar, use 
this function to make an adjustment.
Phase
Phase synchronizes the signal timing of the display with the graphics 
card. If you experience an unstable or flickering image, use this function 
to correct it.
H. Position
4
 Press ◄ to move the image left.
4 Press ► to move the image right.
V. Position4
 Press ◄ to move the image down.
4 Press ► to move the image up.
User Controls 
						

							English
Setup | Security
Security Timer
Enter the Security Timer sub menu.
Enter the Months, Days, and Hours that the projector can be used without 
entering  the  password.  Exiting  to  the  Setup  menu  activates  the  Security 
Timer.
Once  activated,  the  projector  requires  a  password  on  the  specified  dates 
and times to allow power on and access to the security menu. 
If  the  projector  is  in  use  and  the  Security  Timer  is  active,  the  following 
screen displays 60 seconds before the password is required. 
v No password is required to 
access Setup 
| Security 
unless the 
Security Timer 
or Security 
Setting are  
enabled.
User Controls 
						

							English
Setup | Security
Change Password
Use this submenu to change the security password for the projector. 
1.  Select  Change  Password  from  the  Security  submenu.  The  Confirm  Change Password dialog box displays.
2. Select 
Yes. 
3. Enter the default password     . A second password screen displays.
4. Enter the new password twice for verification. 
v If the incorrect  password is 
entered three 
times, the 
device auto 
shutdowns after 
10 seconds.
v If the new passwords 
do not match, 
the password 
screen  
redisplays.
User Controls 
						

							English
Setup | Security
Security Settings
Enable or disable the security password.
4  Enabled—the  current  password  is  required  to  power  on  the  projector  and access the Security menu.
4 Disabled—no password is required for any function.
When security is enabled, the following screen displays at startup and 
before access to the Security menu is allowed:
User Controls 
						

							English
Setup | Audio Settings
Volume
Press ◄ to decrease the volume of voice.  
Press ► to increase the volume of voice.
Mute
Toggle the audio on or off.
4 Off—the speaker volume is turned on.
4 On–the speaker volume is turned off. 
Audio Input
Press ◄ or ► to select the audio input source.
User Controls 
						

							English0
User Controls
Setup | Network
Network
Press Enter to apply Network settings. If the connection is successful,
the OSD display will show the following dialogue box.
4 Network State—to display network information.
4DHCP: On:  Assign  an  IP  address  to  the  projector  from  the  DHCP  server  automatically.
Off: Assign an IP address manually.
4 IP Address—Select an IP address
4Subnet Mask—Select subnet mask number.
4Gateway—Select the default gateway of the network connected to the 
projector.
4DNS—Select DNS number.
4Apply—Press Enter to apply the selection.
v Use   straight-thru 
cable when 
connecting to 
a hub, switch 
or a router. 
v Use crossover  cable for direct 
PC to projector 
connection.