Focus - NEC PX750U User Manual

2. Projecting an Image (Basic Operation)

Focus

Applicable lens: NP16FL/NP17ZL/NP18ZL/NP19ZL/NP20ZL/NP21ZL
Use the FOCUS (+) or (−) button on the projector cabinet to obtain the best focus.
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 97)
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.
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