Optoma Optoma TXR774 - Manual (Page 15)

English
15
Powering On / Off the Projector
Powering On the Projector
1. Slide the lens cover. X
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. Ensure the
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POWER button
to turn on the projector Y.
The startup screen displays in approximately 10 seconds.
4. Turn on your source (computer, notebook, video player, etc.). The
projector will detect your source automatically.
™ If you connect multiple sources at the same time, press the
SOURCE button on the control panel or direct source key on
the remote control to switch between inputs.
™
Turn on the
SURMHFWRUÀUVW
and then se-
lect the signal
sources.
AV-MUTE
MENU VOLUME
POWER
LAMP POWER
ENTER
KEYSTONE
RE
-S YN
C SO
U RC
E
KEYSTONE
1
2 Power
Lens Cover
Power LED
Installation
B
A