Epson Projector Emp 821 User Manual

10
Part Names and FunctionsBase
•
•• •Air filter (air intake vent) 
 s
p.84, p.89This prevents dust and other foreign 
particles from getting inside the projector 
when air is drawn in. It should be cleaned 
and replaced periodically.
•
•• •Suspension bracket fixing 
points (4 points) s
p.15, p.93Install the optional ceiling mount here 
when suspending the projector from a 
ceiling.
•
•• •Air intake vent s
p.84Clean the air intake vent periodically.
•
•• •Front adjustable foot s
p.38
•
•• •Lens cover...

11
Part Names and FunctionsRemote Control
If you position the   over the button icon or button name, a description of that button will appear.
•
•• •[Video] button s
p.33•
•• •[S-Video] button s
p.33
•
•• •Numeric buttons s
p.27•
•• •Remote control light-emitting area s
p.13
•
•• •[A/V Mute] button s
p.46•
•• •[E-Zoom] button ( ) ( ) s
p.48•
•• •[Enter] button s
p.21, p.66, p.69•
•• •[Esc] button s
p.21•
•• •[Auto] button s
p.40
•
•• •[Menu] button s
p.66•
•• •[Power] button s
p.32, p.34•
•• •[Color...

12
Before Using the Remote ControlInserting the Batteries
The batteries are not already inserted into the remote control at the time the 
projector is purchased. You will need to insert the batteries that are 
provided with the projector before the remote control can be used.PROCEDURE
Remove the battery cover.
While pushing the catch of the battery compartment cover, lift 
the cover up. 
Insert the batteries.
Check the positions of the (+) and (–) marks inside the battery 
holder to ensure that the...

13
Before Using the Remote ControlUsing the Remote Control and Remote Operating Range
The remote control is used in the following way.PROCEDUREPoint the remote control light-emitting area toward one of 
the remote control light-receiving areas on the projector 
and operate the remote control buttons. Using the Remote Control
Remote control 
light-receiving 
area (front)Remote control 
light-receiving 
area (back)
Remote control 
light-emitting area
TIP
• Do not allow sunlight or light from fluorescent...

14
Before Using the Remote Control
Use the remote control within the ranges indicated below. If the distance or 
angle between the remote control and the remote control light-receiving 
area is outside the normal operating range, the remote control may not 
work.
Remote Operating Range
Operating distance
Operating angle
Approx. 6 m (20 ft.)
Approx. ±30º horizontally
Approx. ±15º vertically
Remote control 
light-receiving area
Remote control 
light-emitting area  Approx. 30º  Approx. 30º  Approx. 30º...

15
InstallationSetting Up the Projector
The projector supports the following four different projection methods, 
allowing you to choose the best method for displaying your images.
* A special method of installation is required for suspending the projector 
from the ceiling. Please contact your supplier if you would like to use 
this installation method. The optional ceiling mount is required when 
installing the projector on the ceiling. sp.93
CAUTION
Before setting up the projector, be sure to first...

16
InstallationScreen Size and Projection Distance
The distance between the projectors lens and the screen determines the 
actual image size.
While referring to the following table, position the projector so that the 
images are projected onto the screen at the optimum size.
The values should be used as a guide for setting up the projector. The 
actual values will vary depending on projection conditions and the zoom 
setting.
 
EMP-821
Recommended distance
86–1473 cm (2.8–48.3 ft.)
Units: cm (in.)...

17
Installation
* When installing against a wall, leave a space of about 20 cm (7.9 in.) 
between the projector and the wall.
Screen 
90º
Centre of 
lens
*TIP
 The lens allows a zoom ratio of up to the following ratio.
EMP-821 :Approx. × 1.6
EMP-81/61 :Approx. × 1.2
The projected images can be enlarged up to the following ratio.
EMP-821  :Approx. × 1.6
EMP-81/61 :Approx. × 1.2
 The image size will be reduced when keystone correction is carried 
out. 

18
Connecting to a Computer
Eligible Computers
The projector cannot be connected to some types of computer, or 
projection of images may not be possible even if actual connection is 
possible. Make sure that the computer you intend to use satisfies the 
conditions given below.
 Condition 1: The computer must have an image signal output port.
Check that the computer has a port such as an RGB port, monitor port 
or CRT port which can output image signals. 
If the computer has a built-in monitor, or if...

19
Connecting to a ComputerProjecting Images from the Computer
The shape and specifications of the computers monitor port will determine 
what type of cable should be used. Check the following to see which type 
of port your computer has.
Use the accessory computer cable to make the connection.If the Monitor Port is a Mini D-Sub 15-pin Port (Example)
Computer cable 
(accessory) To monitor port
To [Computer1/Component Video1] 
or [Computer2/Component Video2] 
port (blue)
TIP
 The input source is...