NEC NP-PX700W2, Руководство пользователя

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2. Projecting an Image (Basic Operation)
2. Adjust the focus at the edges of the projected image. (Manual focus)
Turn the edge focus ring clockwise or counterclockwise.
Optical axis
This completes adjusting the projected image’s overall focus.
NOTE:
The NP31ZL supports the Lens Memory function, which allows you to store changes for Lens Shift, Zoom, and Focus.
If you accidentally move the Edge focus ring (drawing shown below) after having stored adjusted values, the adjusted values stored
in the Lens Memory will not be correctly applied.
Edge focus ring
After having removed the lens from the projector and mounted it back, call up the adjusted values stored in the Lens Memory and
then follow Step 2 in the procedure above to adjust the focus at the edges of the projected image again.
TIP: To obtain the best focus, perform the following (for fixed installation)
Preparation: Warm up the projector for one hour.
1. Use the FOCUS +/− buttons to make sure you obtain the best focus. If you do not, move the projector back and forth.
2. Select the [TEST PATTERN] from the menu and display the test pattern. ( → page 104 )
• You can also use the TEST button on the remote control to display the test pattern.
3. Keep pressing the FOCUS − button until the grid of the text pattern is made invisible.
4. Keep pressing the FOCUS + button until you obtain the best focus.
If you adjust beyond the best focal point, go back to step 3 and repeat the procedures.
5. Turn the edge focus ring clockwise or counterclockwise to adjust the focus at the edges of the projected image.