Epson Powerlite 760c Multimedia Projector Users Guide

Maintaining the Projector61
Cleaning the Air Filters and Vents
Clean the air filters and air intake vents after every 100 hours of use. If 
they are not cleaned periodically, they can become clogged with dust, 
preventing proper ventilation. This can cause overheating and damage 
the projector. 
Follow these steps:
1. Turn off the projector. Wait for the 
Power light to stop flashing, 
then unplug the power cord.
2. Turn the projector upside down.
3. To clean the intake vents, use a small vacuum cleaner...

62Maintaining the Projector
Replacing the Lamp and Air Filter
The life span of the projection lamp is about 2000 hours if 
Brightness Control in the Setting menu is set to High (default), and 
3000 hours if 
Brightness Control is set to Low. 
It is time to replace the lamp when: 
■The projected image gets darker or starts to deteriorate.
■The message Replace the lamp appears on the screen when the 
lamp comes on and the lamp warning light   flashes orange. To 
maintain projector brightness and image...

Maintaining the Projector63
4. Turn the projector over. Press in on the tabs and lift up the lamp 
cover.
5. Loosen the two screws holding the lamp in place (you don’t need 
to remove them).
6. Hold the lamp as shown and pull it straight out.
 
7. Gently insert the new lamp. (If it doesn’t fit easily, make sure it is 
facing the right way.) 
Loosen, but don’t 
remove these screws
caution
The lamp in this product 
contains mercury. Dispose of 
it according to local, state, or 
federal laws.
Montreal Users...

64Maintaining the Projector8. Once the lamp is fully inserted, tighten its screws. 
9. Slide the air filter out and remove it.
10. Slide in the new air filter until it clicks in place.
11. Insert the two cover tabs, then press down on the cover until it 
snaps into place.
12. Reset the lamp timer as described in the next section. 
Montreal Users Guide.book  Page 64  Tuesday, April 19, 2005  11:27 AM 

Maintaining the Projector65
Resetting the Lamp Timer
After you replace the lamp, you need to reset the lamp timer using the 
projector’s menus. 
1. Press the 
Menu button on the remote control or on the 
projector’s control panel. You see the main menu.
2. Use the  pointer button on the remote control (or the arrow 
buttons on the projector) to highlight 
Reset, then press Enter. 
You see this screen: 
3. Select 
Lamp Hours Reset and press Enter. You see this prompt:
4. Select
 Yes and press Enter.
5....

66Maintaining the Projector
Transporting the Projector
The projector contains many glass and precision parts. Follow these 
guidelines to prevent damage:
■When shipping the projector for repairs, use the original 
packaging material if possible. If you do not have the original 
packaging, use equivalent materials, placing plenty of cushioning 
around the projector.
■When transporting the projector a long distance, first place it in a 
hard-shell shipping case, then pack it in a firm box with 
cushioning...

67
1
Solving Problems
This chapter helps you solve problems with your projector, and tells 
you how to contact technical support for problems you can’t solve 
yourself. The following information is included:
■Using the projector’s on-screen help system
■What to do when the projector’s status lights flash
■Solving projector operation problems
■Solving problems with the image or sound
■Solving problems with the remote control
■Contacting technical support
Montreal Users Guide.book  Page 67  Tuesday, April...

68Solving Problems
Using On-Screen Help
If the image doesn’t look right or your audio isn’t working, you can 
get help by pressing the blue 
? Help button on top of the projector or 
on the remote control. The following choices are available:
■”No Signal.” or no image appears on the screen
■Problems with sound
■Language change 
Follow these steps to get help:
1. Press the blue 
? Help button on the remote control or on the 
projector. 
You see the Help Menu.
2. Use the   pointer button on the remote...

Solving Problems69
Checking Projector Status
If your projector isn’t working correctly, first turn it off, wait for it to 
cool (the 
Power light stops flashing orange), and unplug it. Then 
plug the power cord back in and turn on the projector. If this doesn’t 
solve the problem, check the lights on top of the projector.
What To Do When the Lights Flash
The lights on top of the projector indicate the projector’s status.
Refer to the following table for a complete description of the 
projector’s status...

70Solving Problems
Flashing red  There is a problem with the fan or temperature sensor. Stop using the 
projector, disconnect the power cable, and contact Epson as described 
on page 78.
Flashing orange Rapid cooling is in progress. Although this is not an abnormal condition, 
projection will stop automatically if the temperature rises higher. Make 
sure there is plenty of space around and under the projector for 
ventilation, and that the air filters and vents are clear.
Red The projector is...