Epson Projector Emp Tw20 User Guide

							About the Manuals and Notations Used
Types of Manual
The documentation for your EPSON projector is divided into the following two manuals. Refer to the 
manuals in the order given below.
Safety Instructions/World-Wide Warranty Terms
This manual contains information on using the projector safely, and also includes safety instructions, 
world-wide warranty terms booklet and a troubleshooting check sheet.
Be sure to read this manual thoroughly before using the projector.
User’s Guide (this manual)
This Users Guide contains information on installing the projector, basic operations, using the 
configuration menus, troubleshooting and maintenance.
Notations used in this User’s Guide
General information
 
Meaning of unit and projector
When unit or projector appears in the text of this User’s Guide, they may refer to items which are 
accessories or optional equipment in addition to the main projector unit itself. Indicates procedures where personal injury or damage to the projector may occur if 
the procedures are not followed correctly.
Indicates additional information and points which may be useful to know regarding a 
topic.
Indicates a page where useful information regarding a topic can be found.
Indicates that an explanation of the underlined word or words in front of this symbol 
appears in the glossary of terms. 
Refer to the Glossary in the Appendix.   p.49
,  , etc. Indicates buttons on the remote control or projectors control panel.
 (Menu Name) Indicates configuration menu items.
Example: Image-Color Mode
[ (Name) ]Indicates the port name of the projector. 
Example: [InputA]
TIP 
						

							Checking the Components
When you unpack the projector, make sure that you have all these components.
If any of the components are missing or incorrect, please contact the place of purchase.
Power cable (1.8 m)
Connect to the projector and to a wall outlet.
Documentation
Safety Instructions/World-Wide Warranty Terms
Users Guide
Quick Start Guide
AA manganese batteries (2 pcs.)
Insert into the remote control.
Projector (with lens cover)
Remote control
RGB SCART adapter
Use a commercially-available SCART cable 
to make the connections when projecting 
RGB-video and component video images.
* Some regions may not have the RGB SCART 
adapter included as an accessory.
* Some regions may not have the quick start guide as documentation. 
						

							2
Table of Contents
Features of the Projector ................................ 4
Part Names and Functions ............................. 6
Front / Top ............................................................... 6
Control panel ........................................................... 6Remote control .........................................................7
Rear ..........................................................................8
Base .........................................................................8
Appearance ...................................................... 9
Installing the Projector
Setting up ....................................................... 10
Adjusting the projection size .................................. 10
Lens shift adjustment ............................................. 10
Projection methods ................................................ 11
Connecting Image Sources .......................... 12
Preparing the Remote Control...................... 13
Inserting batteries into the remote control ..............13
Using the remote control ........................................13
Basic Operations
Turning the Power on and Projecting
 Images ........................................................... 14
Turning the power on ............................................. 14
Selecting the image source ................................... 15
Turning the power off ............................................. 15
Adjusting the Projection Screen 
and the Audio Volume ................................... 16
Focus adjustment ...................................................16
Fine adjustments to image size 
(Zoom adjustments) ............................................16
Projection image position adjustment (Lens shift) ..16
Correcting projector tilt ...........................................16
Correcting keystone distortion (Keystone)..............17
Adjusting the volume ..............................................17
Image Quality Adjustments
Basic Image Quality Adjustments ................ 18
Selecting the Color Mode ...................................... 18
Selecting the Image Aspect ................................... 18
Advanced Colour Adjustments .................... 20
Skin Tone............................................................... 20
Colour Temprature................................................. 20
Viewing Images at a Preset Image Quality 
(Memory Function) ........................................ 22
Saving image quality adjustments 
(Memory save) ....................................................22
Retrieving image quality adjustments
(Memory retrieve) ................................................22
Configuration Menu
Configuration Menu Functions..................... 24
List of configuration menus .................................... 24
Image menu ........................................................ 26Setting menu ........................................................27
Reset menu..........................................................31
Using the configuration menus ...............................32
Troubleshooting
Problem Solving ............................................ 33
Reading the indicators ........................................... 33
•When the  (warning) indicator is lit or flashing ............33
•When the  (operation) indicator is lit or flashing .............33
When the indicators provide no help ......................34
•Problems relating to images ............................................... 34
•Problems when projection starts......................................... 38
•Other problems ................................................................... 38 
						

							3
Table of Contents
Basic 
Operations Appendix TroubleshootingImage Quality 
Adjustments Installing the 
Projector Configuration 
Menu
Appendix
Maintenance ....................................................40
Cleaning ................................................................. 40
•Cleaning the air filter and air intake vent ........................... 40
•Cleaning the projector case ................................................ 40
•Cleaning the lens ................................................................ 40
Consumable replacement periods.......................... 41
•Air filter replacement period .............................................. 41
•Lamp replacement period ................................................... 41
Replacing consumables ......................................... 42
•Replacing the air filter ........................................................ 42
•Replacing the lamp ............................................................. 42
•Resetting the lamp operating time ...................................... 42
Optional Accessories .....................................44
List of Supported Monitor Displays ..............45
•Component Video ............................................................... 45
•Composite Video/S-Video .................................................. 45
•RGB Video/Computer ........................................................ 45
Specifications .................................................46
RS-232C cable layout ............................................ 47
Glossary ..........................................................49
Index ................................................................51 
						

							4
Features of the Projector
Sophisticated color adjustment
Image appearance can be selected 
to match the projection 
environment (Color Mode)Image appearance can be selected to match the 
projection environment (Color Mode)
Sophisticated colour adjustment
The optimum images for the location can be projected simply by selecting the desired colour mode from the 
following six preset modes. No complex colour adjustments are required.
If Natural, Theatre, Theatre Black 1 or Theatre Black 2 is selected, the Epson Cinema Filter effect is 
applied automatically to increase the contrast and to make skin tones appear with more natural tints.      p.18
In addition to the Color Mode, the Color Temp. and Skin Tone can be adjusted by simple procedures to 
render the picture even more to your own liking. Color Temp. can be adjusted to obtain warm or cold hues 
for the entire pictures colours. The skin tones of people in the picture are adjusted to natural shades by the 
Epson Cinema Filter, but can be further adjusted according to taste by means of the Skin Tone feature.      p.20
Color 
Mode
Theatre Black1
Theatre Black2Dynamic
Living Room
Natural
Theatre 
						

							5
Features of the Projector
A variety of image setting 
functions Comes with phosphorescent remote 
controlEquipped with 1.5x short 
throw zoom lens
Equipped with a wide-angle 
lens shift functionEquipped with a wide-
angle lens shift function
The lens shift function allows the position of the 
projected images to be adjusted vertically and 
horizontally without distorting the images.
This can allow the projector to be set up with greater 
freedom, even if it is suspended from a ceiling or at 
an angle to the screen.       p.16
For zoom adjustment, 1.5x short throw zoom lens is provided. 
Images can be projected onto an 120 screen (16:9 screen 
only) even at a distance of approximately 3 m (10 ft.).       p.10
Comes with phosphorescent remote control whose buttons glow in the dark - convenient for enjoying movies in a 
darkened room.        p.7
A variety of image setting functions Comes with phosphorescent remote control
Some of the other many functions that are available are as follows.
A progressive   conversion that lets you obtain ideal results both for images with large amounts of movement 
and for still images.      p.27
An aspect function that allows images to be viewed in wide-screen format.      p.18
Memory functions that allow adjustment results to be stored and later retrieved easily using the remote control.
      p.22
Child Lock setting that can be used to prevent children from accidentally turning on the power and looking 
into the lens.       p.29
Equipped with 1.5x short 
throw zoom lens 
						

							6
Part Names and Functions
Front / Top
Control panel
•Front adjustable feet   p.16
Extend to adjust the projection angle so 
that the projector is horizontal when 
placed on a desk top.
•Control panel  See below
•Lamp cover  p.42
Open this cover when 
replacing the lamp inside.
•Air exhaust vent
 Do not touch 
the exhaust vent 
immediately after 
projecting, or while 
projecting, since it 
becomes hot.
•Remote control light-
receiving area  p.13
Receives signals from the 
remote control.
•Vertical lens adjustment dial  p.16
Moves the lens vertically.
•Horizontal lens adjustment dial  p.16
Moves the lens horizontally.
•Lens cover
Attach when not using the 
projector to prevent the lens 
from becoming dirty or 
damaged.
•Zoom ring    p.16
Adjusts the image size.
•Focus ring  p.16
Adjusts the image focus. 
• (Operation) indicator   p.33
Flashes or lights in different colours to indicate the operating 
status of the projector.
• (Warning) indicator   p.33
Flashes or lights in different colours to indicate problems 
with the projector.
•Power button
  p.14
Turns the projector 
power on or off.
•Enter button
   p.18, 20, 22, 32
When viewing a configuration 
menu or selection menu, press 
this button to select the menu 
item and proceed to the next 
display.
•/   /  buttons   p.17, 20, 32
Used as right/left buttons to select 
adjustment values in configuration 
menus.
When the above menus are not 
displayed, these buttons adjust the 
audio volume.
•/    /  buttons
 p.17, 18, 20, 22, 32
Used as up/down buttons to select 
items in configuration menus and 
select menus. 
If the above menus are not displayed, 
correct the keystone distortion.
•Menu button  p.32
Displays and closes the configuration menus.
•Source button   p.15
Selects the image source.
•Aspect button   p.18
Selects the aspect.
•Esc button
   p.18, 20, 22, 32
Pressing [Esc] while 
viewing a 
configuration menu or 
selection menu 
displays the previous 
menu. 
						

							7
Part Names and Functions
Remote control
Buttons with no explanation function in the same way as the corresponding buttons on the projectors 
control panel. Refer to Control panel for further details on these buttons.
The buttons are phosphorescent. In sunlight or under electric lighting they accumulate light, and 
in the dark they glow.
•A/V Mute button
Pressing this button temporarily 
switches off the picture and the 
audio, and pressing it again restores 
them.
•Still button
Pressing this button makes the picture 
stand still, and pressing it again 
restores the motion.
•On/Off buttons  p.14
Turns the projector power 
on / off.
•Auto button   p.27
Automatically adjusts RGB video 
images and analog RGB images 
from computers to the optimum 
images.
•Aspect button   p.18
•Volume button   p.17
Adjusts the volume.
•Esc button   p.18,20,22,32
•InputA button
Switches the input source to the 
projectors [InputA] port. 
When you need to switch the input 
signal to match the equipment that 
is connected to the [InputA] port, 
select the correct signal using the 
selection menu. The change will 
be reflected in the InputA 
setting in the Input Signal menu.
•InputB button
Switches the input source to the 
projectors [InputB] port.
•S-Video button
Switches the input source to the 
projectors [S-Video] input port.
•Video button
Switches the input source to the 
projectors [Video] input port.
•Remote control light-emitting 
area  p.13
Outputs remote control signals.
Source  buttons   p.15
•Bright button   p.26
 Adjusts brightness.
•Contrast button   p.26
 Adjusts contrast.
•Color Temp button   p.20
 Selects the colour temperature.
•S.Tone button   p.20
Adjusts the skin tones of people 
who appear in the images.
•Color Mode button   p.18
Selects the colour mode.
•Memory button   p.22
Retrieves stored memories.
Picture buttons
•Keystone button   p.17
•Enter button   p.18,20,22,32
•Menu button   p.32
•  button   p.18, 20, 22, 32
TIP 
						

							8
Part Names and Functions
Rear
Base
•[InputB] port   p.12
Connects to the RGB port of 
a computer.
•[InputA] port   p.12
Connects to the component video (YCbCr 
or YPbPr
) ports or RGB ports of other 
video equipment.
•[S-Video] input port   p.12
Inputs an S-Video signal to the 
projector from other video equipment.
•[Audio] input port   p.12
These ports input audio signals from connected external 
equipment. They serve as common ports for video / 
computer, so when using two or more pieces of external 
equipment, you will need to disconnect one before 
connecting another, or use an audio selector 
(commercially-available).
•Remote control 
light-receiving area 
 p.13
Receives signals from 
the remote control.
•[Video] input port   p.12
Connects to general video ports of 
other video equipment.
•Power inlet   p.14 
Connects the power cable.
•Security lock ()   p.50
•Lamp cover open 
switch
•Speaker
•[Control (RS-232C)] port
Connects the projector to a computer using an RS-
232C cable. This port is for control use and should 
not be used by the customer.
•Suspension bracket fixing points (3 points) p.44
Install the optional ceiling mount here when suspending 
the projector from a ceiling.
•Air filter (air intake vent)
   p.40, 42
Prevents dust and other 
foreign particles from being 
drawn into the projector. 
It should be cleaned 
periodically.
•Air intake vent   p.40
It should be cleaned 
periodically.