Epson Powerlite 820p Multimedia Projector Users Guide

Maintaining and Transporting the Projector65
Follow these steps to replace the lamp:
1. Turn off the projector, wait for it to cool down (when the light 
stops flashing), then unplug the power cord.
2. Allow the projector to cool for at least half an hour (if it has been 
on).
3. Use a screwdriver to slide the latch and pop open the lamp cover. 
Then lift up and remove it.
4. Use a screwdriver to loosen the two silver screws holding the lamp 
in place. (You can’t remove these screws.)
warning
Let the...

66Maintaining and Transporting the Projector5. Grasp the lamp as shown and pull it straight out.
6. Gently insert the new lamp.
7. Once the lamp is fully inserted, tighten its screws.
8. To replace the lamp cover, insert the tabs and then snap the cover 
into place. (The projector won’t come on if the lamp cover is 
loose.)
caution
Do not touch the glass 
portion of the lamp assembly. 
Touching the glass could 
result in premature lamp 
failure.
600-811-820.book  Page 66  Tuesday, April 30, 2002  10:17 AM 

Maintaining and Transporting the Projector67
Resetting the Lamp Timer
After you replace the lamp, you need to reset the lamp timer using the 
projector’s menu. 
1. Press the 
Menu button on the control panel or the remote 
control. You see the main menu.
2. Use the 
Sync– button (control panel) or the   button (remote 
control) to highlight 
About.
You see the lamp usage hours and other settings.
3. Press 
 to select Reset Lamp Timer. Press  again. You see this 
prompt:
4. Select
 Yes, then press  .
5....

68Maintaining and Transporting the Projector
Transporting the Projector
The projector contains many glass and precision parts. If you need to 
transport it, follow these packing guidelines to prevent damage
to the projector:

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 put it in a...

6
Solving Problems69
6
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. This chapter explains the following:

Using the projector’s on-screen help system

What to do when the projector’s status lights flash

Solving problems with the image or sound

Solving problems with the remote control

Contacting technical support
600-811-820.book  Page 69  Tuesday, April 30, 2002  10:17 AM 

70Solving 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:

Help for the image

Help for the sound

Language selection (Language)
Follow these steps to get help:
1. Press the blue 
? Help button on the projector or the remote 
control. 
You see the Help menu:
2. Press the   
Sync+ or   Sync– button on the projector (or 
use...

Solving Problems71
4. Highlight a solution (if this choice is available). Then press the   
button to select the solution. 
Press the 
Esc button if you need to back up.
If the solution is to adjust one of the settings, press either 
the  
Tracking– or  Tracking+ button on the projector (or 
use the   button on the remote control) to adjust it.
5. To exit the Help system, press the blue
 ? Help button.
If none of the suggestions solves your problem, see additional 
solutions to problems in the following...

72Solving ProblemsRefer to the following table for a complete description of the 
projector’s status lights and their meaning:
Status lights
Light Status Description
orange The projector is in sleep mode. You can unplug it or press the Power 
button to turn it on.
flashing green The projector is warming up. Wait for the image to appear.
green The projector is operating normally.
flashing orange The projector is cooling down. You can’t turn it back on (and you should 
not unplug it) until the light stops...

Solving Problems73
The   power light is flashing orange and you cannot turn 
on the projector.
The lamp is cooling down. Wait until the light turns off and then 
press the 
Power button to turn on the projector.
The   power light does not come on.
Make sure the power cord is connected securely both at the power 
outlet and the projector. If you have just replaced the lamp, make sure 
the cover is securely fastened.
Solving Problems with the 
Image or Sound
No image appears on the screen.

Check that the...

74Solving Problems
You see a blue screen with the message No Signal displayed.

Make sure the cables are connected correctly, as described in 
Chapter 1.

Try restarting your computer.

If you’ve connected a computer and one or more video sources, 
you may need to press the 
Computer/YCbCr or Video button 
(on the projector) or the 
Comp1, Comp2/YCbCr, Video, or 
S-Video
 button (on the remote control) to select the correct 
source. Allow a few seconds for the projector to sync up after 
pressing the...