NEC PA803UL User Manual page 15

3. Convenient Features
❶ Turn off the light of the projector (LENS SHUTTER) .....................................................30
❷ Turning off the Image and Sound ..................................................................................30
❸ Shift the On-Screen Menu displaying position ..............................................................31
❹ Freezing a Picture .........................................................................................................32
❺ Enlarging a Picture .......................................................................................................32
❻ Changing LIGHT MODE/Checking Energy-Saving Effect Using LIGHT MODE
[LIGHT MODE]........................................................................................................33
Checking Energy-Saving Effect [CARBON METER] ...............................................35
❼ Correcting Horizontal and Vertical Keystone Distortion [CORNERSTONE] ..................36
❽ Operation for the On-Screen Menu by a commercially available USB mouse ..............38
Menu operation .......................................................................................................38
Menu position control ..............................................................................................39
Geometric correction ...............................................................................................39
❾ Preventing the Unauthorized Use of the Projector [SECURITY] ...................................41
❿ Projecting 3D videos .....................................................................................................44
Procedure to watch 3D videos using this projector .................................................44
When videos cannot be viewed in 3D .....................................................................46
⓫ Controlling the Projector by Using an HTTP Browser ...................................................47
⓬ Storing Changes for Lens Shift, Zoom, and Focus [LENS MEMORY]..........................54
To store your adjusted values in [REF. LENS MEMORY]: .......................................55
To call up your adjusted values from [REF. LENS MEMORY]: ................................57
4. Multi-Screen Projection
❶ Things that can be done using multi-screen projection ................................................60
Case 1. Using a single projector to project two types of videos [PIP/PICTURE
BY PICTURE]..........................................................................................................60
Case 2. Using four projectors to project videos with a resolution of 3840 ×
2160 pixels [TILING] ...............................................................................................61
Things to note when installing projectors ................................................................63
❷ Displaying Two Pictures at the Same Time ...................................................................64
Projecting two screens ............................................................................................65
Switching the main display with the sub-display and vice versa .............................66
Restrictions .............................................................................................................67
❸ Displaying a Picture Using [EDGE BLENDING] ...........................................................68
Setting the overlap of projection screens ................................................................69
[BLEND CURVE].....................................................................................................71
Black Level Adjustment ...........................................................................................72
......................................................................................30
...............................................................................60
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