Epson EX21 User Manual

62 Maintaining the Projector
6. Gently insert the new lamp. (If it doesn’t fit easily, make sure it is
facing the right way.) Then tighten its screws.
7. Replace the lamp cover, then tighten its screw.
8. Reset the lamp timer as described in the next section.
Resetting the Lamp Timer
After you replace the lamp, you need to reset the lamp timer using the
projector’s menu system.
1. Press the
Menu button on the remote control or on the
projector’s control panel. You see the main menu.
note
Tighten the lamp cover
securely so you do not receive
a lamp cover error when you
turn the projector back on.

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