NEC LT170 LT170 user's manual - Page 20
Correcting the Vertical Keystone Distortion
UPC - 050927243561
View all NEC LT170 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 20 highlights
PROJECTING AN IMAGE (BASIC OPERATION) Zoom Use the ZOOM ring to finely adjust the image size on the screen. 2. Select the Keystone function. Rotate the SELECT +/- dial to select "Keystone" and then press the ENTER button. PUSH ZOOM FOCUS You can use the ZOOM ring to enlarge or reduce an image size. Focus Use the FOCUS ring to obtain the best focus. PUSH ZOOM FOCUS The three options will be displayed. 3. Rotate the SELECT +/- dial to select "Manual" and then press the ENTER button. The Keystone adjustment bar will be displayed. Correcting the Vertical Keystone Distortion Auto Keystone Correction The Auto Keystone correction feature will correct the vertical distortion of a projected image on the screen. No special operation required. Just put the projector on a flat surface. Note that the vertical keystone angle can be corrected between 30 degrees upward and 30 degrees downward of projector tilt from level. 4. Correct the vertical distortion. Rotate the SELECT +/- dial to correct the vertical keystone distortion. NOTE: Keystone correction angle could be less than 30 degrees for some signals that have a high resolution or frequency such as UXGA. Manual Keystone Correction You can also correct the vertical keystone distortion manually. To do so: 1. Press the MENU button. The menu will be displayed. 5. Press the ENTER button to take effect. 6. Press the MENU button to close the menu. NOTE: • You can save the changes by selecting "Manual (Save)" when you turn off the projector. • When you use the projector in portrait mode, vertical keystone distortion looks horizontal keystone distortion. E-20