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② To replace the battery, unlock and open the battery compartment, insert a new
battery matching the polarity (+/-) as indicated, and then close and lock the battery
compartment.
3. Get Started
① Connect Nebula Cosmos to the power outlet by using the provided power adapter.
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② Press
to turn on the projector.
③ Angle the device towards a suitable projection surface or wall. The built-in auto-
focus function enables your projector to engage auto-focus. Or you can press
the remote control to manually adjust the focus.
④ For first time use, follow the on-screen instructions to complete the basic set-up.
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