Epson Powerlite 9100i Multimedia Projector Users Guide

Fine-tuning the Projector75
Viewing Projector Information
The About menu lets you view information about the display settings 
of your computer and the number of hours the lamp has been used. 
When the image source is a computer, the About menu displays the 
information listed below.
Menu item Description
Lamp ON 
TimeDisplays the number of hours the current lamp has been 
used.
Video 
SourceDisplays the input source.
Frequency Displays the projector’s horizontal and vertical 
frequency.
Sync...

76Fine-tuning the Projector
Restoring the Default Settings
The Reset All menu lets you return all the projector settings to their 
default values. 
Select 
Reset All and press the Enter button on the control panel or 
remote control to display the confirmation screen. Select 
Yes to reset 
all the default settings or 
No to cancel.
Execute
Video
Audio
Effect
Setting
Capture
Advanced
About
Reset All
:Select :Enter 

4
Maintaining and Transporting the Projector77
Maintaining and 
Transporting the Projector
Your projector needs little maintenance. All you need to do on a 
regular basis is keep the lens clean. Any dirt or smears on the lens will 
show up on your projected image. 
You also need to periodically clean the air filter on the bottom of the 
projector. A clogged air filter can block ventilation needed to cool the 
projector and keep it from overheating. 
The only parts you should replace are the lamp and air...

78Maintaining and Transporting the Projector
Cleaning the Projector Case 
Before you clean the case, turn off the projector and unplug the power 
cord. 

To remove dirt or dust, wipe the case with a soft, dry, lint-free 
cloth. 

To remove stubborn dirt or stains, moisten a soft cloth with water 
and a neutral detergent. Then wipe the case. 

Do not use alcohol, benzene, thinner, or other chemical 
detergents. These can cause the case to warp.
Cleaning and Replacing the Air Filter 
Clean the air filter...

Maintaining and Transporting the Projector79
If the dirt is difficult to remove or if the filter is torn, replace it. 
See page 92 for information on ordering accessories.
4. If you need to replace the filter, pull up on the tab to release the 
filter and remove it.
5. Insert the new filter as shown.note
When you get a 
replacement lamp for your 
projector, a new air filter is 
included. You should 
replace the filter when you 
replace the lamp. 

80Maintaining and Transporting the Projector
Replacing the Lamp 
The projection lamp typically lasts for about 2000 hours of use. It is 
time to replace the lamp when:

The projection image gets darker or starts to deteriorate.

The projection lamp light is flashing red or orange. 

The message LAMP REPLACE appears on the screen when the 
lamp comes on (after about 1900 hours of use). To maintain 
projector brightness and image quality, replace the lamp as soon 
as possible.
Contact your dealer or EPSON...

Maintaining and Transporting the Projector81
4. Use a screwdriver to loosen the three screws holding the lamp in 
place. (You cannot remove these screws.) 
5. Lift the handle and pull out the lamp.
6. Gently insert the new lamp as shown below. Make sure it’s 
inserted securely. 
Tighten the screws on the new lamp.
7. Replace the lamp cover and tighten the cover screws. (Make sure 
the lamp cover is securely fastened. The projector won’t turn on if 
the lamp cover is open.)
8. Now reset the lamp timer as...

82Maintaining and Transporting the Projector
Resetting the Lamp Timer
After you install a new lamp, you need to reset the timer so the 
projector can keep track of how many hours it has been used. Follow 
these steps:
1. Press the 
Help button and hold it down for at least 5 seconds. The 
Help menu will be displayed and then you will see a menu asking 
if you want to reset the lamp ON time.
2. Use the left arrow button (control panel) or press left on the 
Enter button (remote control) to select Yes. 
3....

5
Solving Problems83
Solving Problems
This chapter helps you diagnose and solve problems with your 
projector, and provides technical support information for problems 
you can’t solve yourself. You can also check the on-screen help by 
pressing the 
? Help button on the control panel or remote control. 
See page 57 for instructions on using the help system. 
This chapter explains the following:

Problems with the projector. See this section if the projector is not 
working and to find out what the...

84Solving Problems
Problems with the Projector
If the projector is not working correctly, first turn it off and unplug it. 
Then plug the power cord back in and turn on the projector. If this 
does not solve the problem, check the warning lights on top of the 
projector. These lights alert you to problems with projector operation
.
projection lamp lightpower light
lamp light
temperature light
Projector status and warning lights
LightStatusDescription and action
orange The projector is in sleep mode. You...