Epson BrightLink 1485Fi 5000-Lumen Pixel-Shift Full HD Ultra-Short Throw 3LCD Interactive Laser Projector - Manual (Page 131)

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7. Once the center reference point is in focus, check that the corner reference points are also in focus.
Note: If any areas are out of focus, use the focus lever to adjust the focus until the corners appear
the same.
8. To remove the test pattern, press Esc .
Parent topic: Using Basic Projector Features
Remote Control Operation
The remote control lets you control the projector from almost anywhere in the room, up to 19.7 feet (6 m)
away. You can point it at the screen or board, or the front or back of the projector.