Epson Powerlite 78 Multimedia Projector Users Guide

Fine-Tuning the Projector61
Restoring the Default Settings
You can use the Reset option on any menu to restore the 
factory-default settings for the settings in that menu.
To restore all the projector settings to their factory-default values, 
select the 
Reset menu, highlight Reset All, press Enter, and select 
Yes to confirm.
Adjusting the Image
You can use the Image menu to adjust the brightness, sharpness, color, 
tint, contrast, and 
Auto Iris settings.
1. Press the 
Menu button on the projector or...

62Fine-Tuning the Projector2. Adjust the desired options as needed:
■Color Mode
Lets you quickly adjust the color and brightness for various 
environments. You can save a different setting for each 
source. See page 46 for a description of each color mode.
■Brightness 
Lightens or darkens the overall image. 
■Contrast
Adjusts the difference between light and dark areas. 
■Color Saturation
Adjusts the color depth of the image. 
■Tint
Adjusts the balance of green to magenta in the image. 
■Sharpness...

Fine-Tuning the Projector63
Adjusting Signal Settings
Although the projector normally detects and optimizes the input 
signal automatically, you can use the Signal menu to make manual 
adjustments. In addition to changing the position of the projected 
image, you can correct tracking and sync for computer images, or 
change the aspect ratio. 
1. Press the 
Menu button and select the Signal menu. You see a 
screen similar to one of those below. (The settings will be different 
depending on the source you...

64Fine-Tuning the Projector
■Tracking
Adjust this value to eliminate vertical stripes in computer 
images.
■Sync
Adjust this value if computer images appear blurry or flicker.
■Position
If the image is slightly cut off on one or more sides, it may not 
be centered exactly. Select this setting and use the arrow 
buttons to center it.
■Progressive
For composite video, S-Video, component video, and certain 
signals from the HDMI port only (PowerLite W6 Series 
only). Turn this setting on to convert...

Fine-Tuning the Projector65
Customizing Projector Features
You can use the Settings menu to lock the buttons on the projector, 
adjust audio volume, and customize several other features.
■Keystone 
Adjusts the shape of the image if the projector has been tilted 
upward or downward. If you notice that lines or edge look jagged 
after adjustment, decrease the 
Sharpness setting (see page 61).
■Auto Keystone (PowerLite 78/PowerLite W6 Series only)
Automatically compensates for keystone distortion when the...

66Fine-Tuning the Projector
Customizing Power and Operation
You can use the Extended menu to customize the way the projector 
displays images, enable Direct Power On, turn sleep mode on or off, 
and customize other projector operations.
■Display
Messages: 
Lets you turn screen messages on or off.
Display Background: Sets the screen background to Black, 
Blue, or Logo when no image signal is available.
Startup Screen: Enables or disables display of the startup (User’s 
Logo) screen when the projector is...

Fine-Tuning the Projector67 Sleep Mode
: Enable if you want the projector to turn off 
automatically if it is idle and no signal is received for 1 to 30 
minutes (you can adjust the amount of time using the next 
setting).
Sleep Mode Timer: When Sleep Mode is on, you can set the 
period of time before the projector turns off automatically, from 
1to 30 minutes.
Lens Cover Timer: Enabled by default to turn the projector’s 
power off automatically when the 
A/V Mute slide is closed for 
more than 30...

68Fine-Tuning the Projector
■Disable the projector’s buttons; this is useful, for example, in a 
classroom when you want to ensure that no one touches the 
projector’s buttons while you’re using the remote control. See 
page 72.
■Secure the projector to prevent theft using a cable locking system. 
See page 72.
Enabling Password Protection
The default setting for the password is 0000. Follow these steps to 
create a new password:
1. Press the 
Freeze button on the remote control for five to seven...

Fine-Tuning the Projector69
■PowerLite W6 Series: Hold down the Num button and use 
the numeric keypad to enter a four digit password.
■PowerLite S6 Series or PowerLite 78: Use the numeric 
keypad to enter a four digit password.
6. When you see a confirmation message, reenter the password.
7. Press the 
Menu button, then press Enter to exit the screen.
8. Turn off and unplug the projector.
Starting the Projector With a Password
When the password function is enabled, you see this screen when you 
plug in...

70Fine-Tuning the Projector
■If you have forgotten the password, contact Epson with the 
request code number that appears in the Password screen for 
assistance. See “Where To Get Help” on page 96.
■If you enter an incorrect password 30 times in succession, the 
projector remains locked and you must contact Epson to arrange 
for service. 
Creating Your Own Startup Screen
You can transfer any image from your computer or video source to the 
projector and then use it as your startup screen. You can also...