Epson Projector Ex21 User Manual

Welcome11
Registration and Warranty
Your projector comes with a basic warranty that lets you project with 
confidence. For details, see the warranty brochure included with your 
projector. 
In addition, Epson offers free Extra Care
SM Road Service. In the 
unlikely event of an equipment failure, you won’t have to wait for 
your unit to be repaired. Instead, Epson will ship you a replacement 
unit anywhere in the United States or Canada. See the brochure 
included with your projector for details.
To...

12WelcomeYou can purchase screens or other accessories from an Epson 
authorized reseller. To find the nearest reseller, call 800-GO-EPSON 
(800-463-7766). Or you can purchase online at www.epsonstore.com 
(U.S. sales) or www.epson.ca (Canadian sales).
Component-to-VGA video cable
S-Video cable 
USB CableELPKC19
ELPSV01
F3U133X06
Distribution amplifier ELPDA01
Image presentation camera (ELPDC05)
DC-10s document cameraV12H162020
ELPDC10S
Soft carrying case (projector only)
Soft shoulder case for projector...

13
1
Setting Up the Projector
This chapter tells you how to unpack the projector and connect it to 
a notebook or desktop computer, and/or to video equipment, such as 
a VCR, DVD player, or video camera.
Follow the instructions in this chapter on:
■Unpacking the projector
■Positioning the projector
■Connecting to a computer
■Connecting to video equipment
■Connecting an external monitor
■Playing sound through the projector
■Turning the projector on and off 

14Setting Up the Projector
Unpacking the Projector
After unpacking the projector, make sure you have all these parts: 
Save all packaging in case you need to ship the projector. Always use 
the original packaging (or the equivalent) when you need to send the 
projector to another location. See page 65 for transportation 
instructions. If you are moving the projector by hand, consider using 
an optional carrying case, available as an accessory from Epson (see 
page 11.) 
Projector
Remote control PDF...

Setting Up the Projector15
Additional Components
Depending on how you plan to use the projector, you may need 
additional components:
■To receive a video signal from a computer with a USB port, you’ll 
need a USB cable. One may be provided with your computer, or 
you can purchase one from Epson. See “Optional Accessories” on 
page 11.
■To receive a component video signal from a DVD player or other 
video device, you’ll need a component-to-VGA video cable. One 
may be provided with your video equipment,...

16Setting Up the ProjectorImage size increases with distance, but can vary depending on the 
aspect ratio (image shape), how you zoom into the image, and 
whether you’ve adjusted other image settings. Use the illustrations and 
tables below to help you determine the projection distance.
4:3 images
Center of 
lensCenter of 
lens
Screen sizeProjection distance (A)
Wide to Tele Offset (B) Wide
30 inches
(76 cm)34 to 47 inches
(87 to 119 cm)–1.7 inches (–4 cm)
50 inches
(127 cm)58 to 79 inches
(147 to 200...

Setting Up the Projector17
16:9 images
Projector Placement Options
When projecting from the front, you should place the projector 
directly in front of the center of the screen, facing the screen squarely. 
The center of the lens should be about level with the bottom of the 
screen.
Screen sizeProjection distance (A)
Wide to Tele Offset (B) Wide
30 inches
(76 cm)37 to 51 inches
(95 to 130 cm)+0.6 inches (+2 cm)
50 inches
(127 cm)63 to 86 inches
(161 to 218 cm)+1 inches (+3 cm)
60 inches
(152 cm)76 to 103...

18Setting Up the ProjectorIf you place the projector below screen level, you may need to tilt it up 
by extending the front adjustable foot. Tilting the projector causes the 
image to become “keystone” shaped, but you can correct the 
distortion (see page 33).
You can also install the projector in three other viewing setups: ceiling 
projection, rear projection onto a semi-transparent screen, or 
rear/ceiling projection.
To project from overhead, you’ll need the optional ceiling mounting 
hardware (see...

Setting Up the Projector19
Connecting to the USB Port
You can connect a Windows Vista, XP, or Windows 2000 (SP4) 
computer to the projector’s 
TypeB (square)  USB port and 
project your computer’s display. A USB 2.0 connection 
(recommended) provides better picture quality and response than 
USB 1.1.
The first time you connect a computer to the projector’s USB port, 
software from the projector is installed on your computer. 
1. Follow the instructions beginning on page 26 to turn on the 
projector.
2....

20Setting Up the ProjectorAfter the software is installed, you see your computer’s current 
desktop displayed by the projector. You can switch the projector 
to other image sources using the 
Source Search button on the 
remote control or the projector.
7. You can connect an optional audio cable if you want to play 
sound through the projector (see page 26). 
When you’ve finished making connections, see Chapter 2 for 
instructions on displaying and adjusting the image.
When you’re done projecting from...