[Installation] - NEC LT280 User Manual

6. Using On-Screen Menu

[Installation]

Selecting Projector Orientation [Orientation]
This reorients your image for your type of projection. The options are: desktop front projection, ceiling rear projection,
desktop rear projection, and ceiling front projection.
Desktop front Ceiling rear
Desktop rear
Ceiling front
NOTE: Selecting one of the other options than [Desktop Front] will make the [Auto Keystone] unavailable.
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