Epson EX21 User Manual

34 Displaying and Adjusting the Image
■ Press the appropriate keystone correction button on the
projector’s control panel until the shape is evenly rectangular.
■ Select the Keystone setting in the projector’s Settings menu (see
page 49). Then use the arrow buttons on the remote control to
adjust the shape of the image.
Focusing and Zooming the Image
Turn the focus ring on the projector to sharpen the image.
To enlarge or reduce the image, press the
Wide (enlarge) or Tele
(reduce) button on the projector’s control panel. You can also use the
Zoom setting in the projector’s Settings menu; see page 49 for
instructions.
If the image still isn’t large enough, you may need to move the
projector farther away from the screen.
Keystone correction
buttons
Wide button Tele button

Epson EX21 Specifications

Projection

projection system	Epson 3LCD, 3-chip technology
white light output	2200 lumens
color light output	2200 lumens
aspect ratio	4:3
native resolution	800 x 600 (SVGA)
resize resolution	640 x 480 (VGA)
contrast ratio	2000:1

Power

power supply voltage	100 – 240 V ±10%, 50/60 Hz
power consumption	246 W, 3 W standby
lamp type	170 W UHE

Operating Environment

operating temperature	41 ˚ to 95 ˚F (5 ˚ to 35 ˚C)
lamp life in ECO mode	Up to 4000 hours
lamp life in normal mode	Up to 3000 hours
fan noise in normal mode	35 dB
fan noise in ECO mode	28 dB

Lens

lens type	Digital zoom/Manual focus
f-number	1.44
focal length	16.6 mm
zoom ratio	Digital zoom 1.0 – 1.35

Weight and Dimensions

dimensions including feet	12.9" x 9.6" x 4.0"
dimensions excluding feet	12.9" x 9.6" x 3.6"
weight	6.0 lb