This part of the tutorial explains and shows you how to align your screen using your video card alignment option.
 

STEP 1. Right click on the desktop. A menu will pop up. Choose the Properties command.



STEP 2. A command panel opens up. Choose the Settings Tab. Then choose the 2 Monitor. Click the Advanced Button.



Sample:  Below is a sample using a Maxtox Dual Head G450 Video Card on how you can align your projector through your video card. Note( All video cards have different menu and setup options).
 

STEP 3. A command panel opens up. Choose the Monitor Settings Tab. Then click the Adjust the current display mode button.



STEP 4. An alignment screen will show up on your projected screen and a pop up window titled Adjust Display Mode. Using the Size & Position buttons align the screen.

Adjust Display Mode Screen

Alignment screen shown on projector.

Note: You need to click the accept button before the blue bar reaches the end or it will return to the previous settings.


STEP 5. A window pops up to warn you the screen may disappear, click OK.



STEP 6. Second window pops up and asks if you want to keep the adjustments you just made. Click Yes.