Epson PowerLite 800F 5000-Lumen Pixel-Shift Full HD Ultra-Short Throw Laser 3LCD Projector (White) - Manual (Page 250)

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6. Close the air filter cover and tighten the screws.
Parent topic: Air Filter and Vent Maintenance
Related tasks
Turning Off the Projector
Replacing the Remote Control Batteries
The remote control uses two AA manganese or alkaline batteries. Replace the batteries as soon as they
run out.
Caution: Use only the type of batteries specified in this manual. Do not install batteries of different types,
or mix new and old batteries.
1. Remove the battery cover as shown.