Epson Powerlite Cinema 550 Home Theater Projector Users Guide

Setting Up the Projector21
Turning On the Projector
1. Remove the lens cap.
2. Turn on any connected equipment you plan to use.
3. Turn on the power switch on the back of the projector.
4. Press the 
On button on the remote control, or press the Power button on the projector.
Note: To keep children from turning on the projector, you can use the Child Lock (see page 31).
If you’ll be using the projector at an altitude above 4900 feet (1500 meters), turn on High Altitude 
Mode so the fan can properly cool...

22Setting Up the Projector
Turning Off the Projector
1. Turn off any equipment connected to the projector.
2. Press the 
Off button on the remote control, or press the Power button on the projector 
twice. 
3. Let the projector cool down for about 30 seconds. 
4. When the Ppower light stops flashing and stays on, turn off the projector’s power switch 
on the back. 
It is now safe to unplug the projector, if necessary.
Caution: Turn the projector off when not in use. Continuous 24-hour-a-day use may...

Setting Up the Projector23
If you press the Source button on the projector, you see a menu of available sources. Press the 
u or d button to highlight a source and press the 
 Select button.
If you select the Input A source using either the remote control or the menu above, you may 
see the Input A menu:
Press the u or d button to highlight 
YCbCr (for component video with an NTSC signal) or 
YPbPr (for component video with an HDTV signal), or select Auto so the projector can 
automatically detect the...

24Setting Up the Projector
Positioning the Image
If the image is not centered on the screen, use the horizontal and vertical lens shift dials to 
adjust its position.
Note: You can display a test pattern to help adjust the image position. Press the Pattern button on 
the remote control, then select Display Position.
When you hear a click, the lens position is centered. If the lens shift dial becomes hard to 
turn, you cannot adjust the position any further.
If you still need to raise the height of the...

Making Basic Adjustments25
Making Basic Adjustments
Follow the instructions in this chapter to make basic adjustments to the image shape, size, and 
color, and quality. For further refinements, see “Making Detailed Adjustments” on page 33.
Correcting the Image Shape
If the projected image looks like  or  , use the Keystone function to correct its shape. 
Note: If the image is shaped like  or  , the projector has been placed off to the side of the 
screen and angled toward it. Face the projector straight...

26Making Basic Adjustments
Focusing and Zooming
Sharpen or reduce the focus using the focus ring.
Zoom into or out of the picture using the zoom ring.
Choosing the Aspect Ratio
In many cases, video signals are automatically resized to fit 
on your screen when 
Auto is selected as the Aspect setting. 
You may need to change the size of the image (or aspect 
ratio) for certain image types by pressing the 
Aspect 
button on the remote control.
If your video source is connected to the HDMI, S-Video, 
or...

Making Basic Adjustments27
If the Auto setting is unavailable, you may want to choose one of these settings:
■Normal for standard TV broadcasts, computer images, or images with a 4:3 aspect ratio.
■Zoom for images recorded in 16:9 (wide-screen) format.
■Wide if you want to expand a 4:3 image to 16:9 so it fills the whole screen. This stretches 
only the right and left sides of the image; the central part is unchanged. (You cannot 
select 
Wide when you’re using keystone correction.)
■Squeeze for DVDs or...

28Making Basic Adjustments
Choosing the Color Mode
You can change the Color Mode to automatically adjust brightness, contrast, and color, 
letting you quickly optimize the projected image for various lighting environments. You can 
also select a different color mode for each input source—which is useful if you view different 
types of images from different sources. (For example, you might set the S-Video source to 
Living Room if it’s usually used for watching movies with the curtains closed, and set the...

Making Basic Adjustments29
Adjusting the Gamma, Color Temperature, 
and Skin Tones
To further customize the color and image quality, you can adjust the Gamma, abstract Color 
Temperature, and Skin Tone settings using buttons on the remote control. (Not available 
when you’re projecting sRGB images.)
Note: You can fine-tune these and other color and image quality settings using the projector’s 
menu system (see page 35). You can also save combinations of picture settings with the Memory 
feature for easy...

30Making Basic Adjustments
Adjusting the Gamma Setting
You can select from 5 gamma settings (2.0 to 2.4) or customize your own setting from your 
image or a displayed graph. Lower values will increase the contrast of dark areas, but tend to 
blur the bright areas. Higher values will darken the light areas.
1. Press the 
Gamma button. You see the following displayed on the screen:
2. Do one of the following:
■Select one of the numeric correction values and press the Select button. You see 
the setting...