Epson Powerlite 74c Multimedia Projector Users Guide

Fine-tuning the Projector51
Adjusting the Sound
You can use the Audio menu to adjust the sound volume and select 
the audio input port.
1. Press the 
Menu button. You see the main menu.
2. Select the Audio menu. You see the following:
3. To increase or decrease the sound, select 
Volume and use the 
directional buttons to adjust it.
4. If you’re using a different audio input port than the default port 
for your source, select 
Audio Input and then either Audio 1 or 
Audio 2. Then press Enter.
5. When...

52Fine-tuning the Projector
Customizing Projector Features
Use the Setting menu to disable the projector’s sleep mode, adjust the 
image shape, and customize several other features.
1. Press the 
Menu button.
2. Select the 
Setting menu. 
3. Press 
Enter and then use the directional buttons and the Enter 
button to set the following options:
■Keystone
Adjusts a distorted image from a trapezoid shape to 
rectangular. 
■Auto Keystone
Automatically adjusts a distorted image from a trapezoid 
shape to...

Fine-tuning the Projector53
■Background Color
Sets the screen background to Black, Blue, or Logo when the 
A/V Mute button is pressed. If the User’s Logo Protect 
function has been set to 
ON, the Logo setting cannot be 
changed to 
Black or Blue. The Password Protect function 
must be cancelled first. See page 59.
■Sleep Mode
Enables or disables the power management system, which 
turns the lamp off when the projector has not received any 
input signals for 30 minutes. 
4. When you’re finished, press...

54Fine-tuning the Projector3. Press 
Enter and use the directional buttons and the Enter button 
to set the following options:
■Brightness Control
Select Low lamp brightness when the projection is too bright 
for the room. The 
Low setting also reduces the electricity 
consumption and fan noise. Select 
High to project the 
maximum brightness. (Also check the 
Brightness setting in 
the Image menu; see page 49.)
■Startup Screen
Turn on to display the image or logo you have captured 
whenever the...

Fine-tuning the Projector55
Viewing Lamp Usage and Other 
Information
Use the Info menu to view information about the display settings of 
your computer and the number of hours the lamp has been used.
1. Press the 
Menu button and select the About menu. You see the 
lamp usage hours and computer display settings on the right:
The life span of the lamp ranges from about 2000 hours in High 
brightness mode to about 3000 hours in Low brightness mode. 
If the number shown is close to 2000, make sure you have...

56Fine-tuning the Projector
Creating Your Own Screen Logo
You can transfer any image on your computer to the projector, and 
then use it as the startup screen and/or the screen that is displayed 
when you press the 
A/V Mute button. The image can be a company 
logo, slogan, photograph, or any other image you want to use. The 
projector considers this image the “User’s Logo.” 
Capturing the Image
Follow these steps to capture the image and transfer it to the projector:
1. Display the image you want to use...

Fine-tuning the Projector57
6. Use the directional buttons on the remote control to select a zoom 
rate (display size), and then press 
Enter. 
7. When you see the message “Save image as user’s logo?,” select 
Yes 
and press 
Enter. Saving the logo takes few moments. Do not use 
the projector or other sources (computer, video, etc.) while the 
logo is being saved.
8. When you see the message “Completed,” press 
Esc or Menu.
Choosing When to Display the Screen Logo
After your screen logo is saved, you can...

58Fine-tuning the Projector
Enabling Password Protection
To prevent unauthorized use of the projector, you can assign it a 
password. If you do, a screen appears requesting the password 
whenever the projector is turned on. If you enter the password 
incorrectly three times in succession, the projector’s operation is 
locked and you’ll need to disconnect the power cord, then reconnect it 
to redisplay the password screen. If an incorrect password is entered 
nine times in a row, the projector is locked...

Fine-tuning the Projector59
Setting a Password 
1. Press the Freeze button on the remote control for about 7 
seconds, until you see the Password Protect menu:
2. Select 
Password and press Enter. You see the message Change 
the password?
 
3. Select 
Yes and press Enter.
4. Enter a 4-digit password using the numeric keypad on the remote 
control. 
The password will be displayed as 
****. After you enter the last 
digit, a confirmation screen appears. Enter the password again.
5. After you finish setting...

60Fine-tuning the Projector3. To enable your screen logo, select 
User’s Logo Protect and press 
Enter. Select ON and press Enter. 
When this feature is on the logo appears whenever the projector is 
turned on (if the Startup Screen is enabled) and as the A/V Mute 
screen (if you enabled the logo for the 
Background Color 
setting). None of the User’s Logo features can be changed when 
the User’s Logo Protect function is enabled.
4. Press 
Menu to close the Password Protect menu.
If you lose the remote...