Epson EX31 User Manual

Fine-Tuning the Projector 71
■ Projection
Select Front (to project onto the front of a screen), Front/Ceiling
(when the projector is mounted upside-down from the ceiling),
Rear (to project from behind onto a transparent screen), or
Rear/Ceiling (to project from behind onto a transparent screen
when the projector is mounted upside-down from the ceiling).
■ Operation
Direct Power On:
Enable if you want to be able to start the
projector when you connect the power cord (without pressing the
Ppower button).
Sleep Mode: Enable if you want the projector to turn off
automatically if it is idle and no signal is received for 1 to 30
minutes (you can adjust the amount of time using the next
setting).
Sleep Mode Timer: When Sleep Mode is on, you can set the
period of time before the projector turns off automatically, from
1to 30 minutes.
Lens Cover Timer: Enabled by default to turn the projector’s
power off automatically when the
A/V Mute slide is closed for
more than 30 minutes.
High Altitude Mode: Enable when you are using the projector
above 4,900 feet (1,500 meters) to ensure that the temperature is
regulated properly. Turn this setting off for lower elevations.
■ Standby Mode
Select Communication On to enable the projector to be
monitored and controlled from a computer when it is in standby
mode (the power light is orange).
■ USB Type B
Select how you want to use the USB port. Select USB Display to
use the USB port to project computer images. Select
Page
Up/Down
to use the remote control to advance PowerPoint
slides. Select
Wireless Mouse to use the remote control buttons
like a wireless mouse. See page 56 for restrictions and details.
note
If you hold down the A/V
Mute
button on the remote
control for about five
seconds, you switch between
Front and Front/Ceiling
or
Rear and Rear/Ceiling.
If
Direct Power On is
enabled, the power cord is
connected, and a power
outage occurs, the projector
will start when the power is
restored.
note
Do not use the projector at
altitudes above 7,500 feet
(2,286 meters).

Epson EX31 Specifications

Projection System

projection system	Epson 3LCD, 3-chip technology
projection method	Front/rear/ceiling mount
driving method	Epson Poly-silicon TFT Active Matrix

Display Performance

white light output	2500 lumens
color light output	2500 lumens
native resolution	800 x 600 (SVGA)

Power and Consumption

power supply voltage	100 – 240 V ±10%, 50/60 Hz
power consumption	280 W, 0.3 W standby
lamp type	200 W UHE

Operating Environment

operating temperature	41 ˚ to 95 ˚F (5 ˚ to 35 ˚C)
fan noise (normal mode)	34 dB
fan noise (eco mode)	29 dB

Dimensions and Weight

dimensions including feet	11.6" x 9.0" x 3.1"
dimensions excluding feet	11.6" x 9.0" x 3.0"
weight	5.1 lb