Correcting Keystone Distortion Manually; Adjusting With Buttons On The Cabinet - NEC M230X User Manual

 Correcting Keystone Distortion Manually

If the screen is tilted vertically, keystone distortion becomes large. Automatic Keystone Correction (AUTO KEYSTONE)
function is turned on at the time of shipment. To correct keystone distortion manually, proceed with the following steps
to correct keystone distortion.
NOTE:
• The Keystone correction can cause an image to be slightly blurred because the correction is made electronically.
• The Keystone correction range can be made narrower, depending on a signal or its aspect ratio selection.
• You may not get the desired result from the Auto Keystone correction, depending on the position of the zoom lever. If this hap-
pens, perform the Keystone correction manually.

Adjusting with buttons on the cabinet

1. Press the  or  button with no menus displayed.
The keystone bar will be displayed.
2. Use the  or  to correct the keystone distortion.
The keystone bar will be closed after a period of time.
3. Press the ENTER button.
The keystone bar will be closed.
NOTE:
• When the menu is displayed, the above operation is not available. When the menu is displayed, press the MENU button to close
the menu and start the Keystone correction.
From the menu, select [SETUP] → [GENERAL] → [KEYSTONE]. The changes can be saved with [KEYSTONE SAVE]. (→ page
81)
• Keystone control is not available with the  or  button when VIEWER is used.
2. Projecting an Image (Basic Operation)
24