Optoma Ep7150 Projector User Manual

21
English

 User Controls

 Frequency
“Frequency” changes the display data frequency to match the fre-
quency of your computer’s graphic card. If you experience a vertical 
fl  ickering bar, use this function to make an adjustment.
 Tracking
“Tracking” synchronizes the signal timing of the display with the 
graphic card. If you experience an unstable or fl  ickering image, use 
this function to correct it.
 H Position (Horizontal Position)
 Press the  to move the image left.
 Press the  to move the...

22
English

User Controls

 16:9 Image Position
Adjust the image position up or down, when you select the aspect 
ratio of 16:9.
 Press the  to move the image down.
 Press the  to move the image up.
Input Signal
Display area
Picture area
Display on ScreenDisplay on Screen
 “16:9 Image Posi-tion” function is  supported under 16:9 aspect ratio.     

23
English

 User Controls

 Degamma
This allows you to choose a degamma table that has been fi  ne-tuned 
to bring out the best image quality for the input.
 Saturation
Adjusts 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.
 Tint
Adjusts the color balance of red and green.
 Press the  to decrease the amount of green in the image.
 Press the  to increase the...

24
English

User Controls

 “16:9 Image Posi-tion” function is  supported under 16:9 aspect ratio.
Input Signal
Display area
Picture area
Display on ScreenDisplay on Screen
 16:9 Image Position
Adjust the image position up or down, when you select the aspect 
ratio of 16:9.
 Press the  to move the image down.
 Press the  to move the image up.     

25
English

 User Controls

 Volume
 Press  to decrease the volume.
 Press  to increase the volume.
 Mute
 Choose the left icon to turn mute on.
 Choose the right icon to turn mute off.
Audio      

26
English

User Controls

 Menu Location
Choose the menu location on the display screen.
 Projection
    Front-Desktop
The factory default setting. 
   Rear-Desktop 
When you select this function, the projector reverses the image 
so you can project from behind a translucent screen.
 Signal Type
Select signal type RGB or Video sources.
 Source Lock
 Off: The projector will search for other signals if the current 
input signal is lost.
 On: The projector will search specifi  ed connection port....

27
English

 User Controls

Lamp Setting
 Lamp Hours
Displays the cumulative lamp operating time.
 Lamp Reset 
Resets the lamp life hour counter after replacing the lamp. 
 Lamp Reminder
Choose this function to show or to hide the warning message 
when the changing lamp message is displayed. The message will 
appear 30 hours before end of life.
 ECO Mode
Choose “On” to dim the projector lamp which will lower power 
consumption and extend the lamp life by up to 130%. Choose 
”Off” to return to normal...

28
English

Appendices

Problem: No image appears on screen
 Ensure all the cables and power connections are correctly and 
securely connected as described in the “Installation” section.
 Ensure the pins of connectors are not crooked or broken.
 Check if the projection lamp has been securely installed. Please 
refer to the “Replacing the lamp” section.
 Make sure you have removed the lens cap and the projector is 
switched on.
 Ensure that the “Hide” feature is not turned on.
Problem: Left of right...

29
English

Appendices

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. 
  If you are using a Notebook:1.  First, follow the steps above to adjust resolution of the com-
puter.
2.  Press the toggle output settings. Example: [Fn]+[F4]
   
  If you experience diffi  culty changing resolutions or your monitor 
freezes, restart all equipment...

30
English

Appendices

  Make sure the projection screen is between distance 4.9 to 39.4 feet 
(1.5 to 12.0 meters) from the projector. See page 13.
Problem: The image is stretched when displaying 16:9 DVDThe projector automatically detects 16:9 DVD and adjusts the aspect ratio by digitizing to full screen with 4:3 default setting.
If the image is still stretched, you will also need to adjust the aspect ratio by referring to the following:
 Please select 4:3 aspect ratio type on your DVD player if...