Setup and Operation

Starting and Shutting down the Projector

1. Slide the lens cover.

2. Connect the power cord to the projector

[A]Connect the other end to a wall outlet. Switch [B] from off (O) to on ( )

3. The POWER and LAMP LEDs on the projector turn on.

Turn on the connected devices.

4.

5.

Ensure the LAMP LED is on a steady (not flashing) orange and then press the Power button to turn on the projector.

The projector splash screen displays and connected devices are detected.

If the connected device is a PC, press the appropriate keys on the computer key- board to switch the display output to the projector. (Check the user manual of the PC to determine the appropriate Fn key combination to change display output.)

See “Setting an Access Password (Secu- rity Lock)” on page 21 if Security Lock is enabled.

If more than one input device is con- nected, press the Source button repeatedly to switch among devices. (DVD and HDTV are supported through the VGA connector.)

6. To turn off the projector, press the Power button. The projector prepares for shut- down and a “Wait a moment please…” message appears.

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Optoma Technology EP771RFBA, TX771 manual Starting and Shutting down the Projector