Epson Projector Powerlite 52c User Manual

							Maintaining and Transporting the Projector45
4. Use the tab to slide the lamp cover off the projector. 
)
5. Use a screwdriver to loosen the two screws holding the lamp in 
place. (You can’t remove the screws.) caution
Do not touch the glass 
portion of the lamp assembly. 
Touching the glass could 
result in premature lamp 
failure.
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							46Maintaining and Transporting the Projector6. Hold the lamp by the tabs (as shown below) and pull it straight 
out. 
7. Gently insert the new lamp. 
8. Once the lamp is fully inserted, tighten its screws.
9. Slide the lamp cover back on until it clicks into place. 
warning
This product includes a lamp 
component that contains 
mercury. Please consult your 
state and local regulations 
regarding proper disposal and 
do not place in a waste 
stream.
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							Maintaining and Transporting the Projector47
Resetting the Lamp Timer
You must reset the lamp timer after replacing the lamp to clear the 
LAMP REPLACE warning message. Follow these steps:
1. Plug in the projector and press the 
Power button to turn it on. 
2. Press the 
Menu button on the remote. You see the main menu.
3. Use the directional buttons to highlight 
About. You see the 
following:
4. Press 
Enter to select the About menu.
5. Press 
Enter to select the Reset Lamp Timer option. You see the 
following:
6. Select 
Yes and press Enter.
7. Press 
ESC to return to the main menu.
8. Press 
ESC again (or the Menu button) to exit the menu system.
: Select : Enter
Video
Audio
Setting
Advanced
About
Reset All
Frequency Video Source
V ---.--Hz Reset Lamp Timer
H ---.--kHz Lamp 0H
SYNC Mode SYNC Polarity
------V ------ H ------
Resolution
Refresh Rate ---.--Hz--- x--- Computer
Input Signal
: : :
: :
:
: : RGB
Execute
Reset Lamp Timer
Execute?
YESNO
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							48Maintaining and Transporting the Projector
Replacing the Remote Control Battery 
Follow these steps to replace the battery:
1. Press the tab towards the center of the remote and slide the 
battery tray out of the remote control.
2. Remove the old battery and insert a CR2025 watch battery as 
shown.
3. Slide the battery tray back into the remote.
caution
When replacing batteries, 
take the following 
precautions:
■Replace the battery as soon 
as it runs out. If the battery 
leaks, wipe away battery 
fluid with a soft cloth. If 
fluid gets on your hands, 
wash them immediately.
■Do not expose batteries to 
heat or flame.
■Dispose of used batteries 
according to local regulations.
■Remove the battery if you 
won’t be using the projector 
for a long period of time. 
Tab
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							Maintaining and Transporting the Projector49
Transporting the Projector
The projector contains many glass and precision parts. If you need to 
transport it, please 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 as freight or checked luggage, 
first put it in the supplied carrying case, then pack it in a firm box, 
using cushioning around the case. 
■When you are hand-carrying the projector, be sure to use the 
supplied carrying case or one of the optional cases available from 
EPSON, listed on page 7. 
note
EPSON shall not be liable 
for any damages incurred 
during transportation.
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							50Maintaining and Transporting the Projector
52c.book  Page 50  Wednesday, October 9, 2002  2:32 PM 
						

							5
Solving Problems51
5
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
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							52Solving 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 green 
? Help button on top of the projector. 
The following choices are available: 
■Help for the image
■Help for the sound
■Language selection
Follow these steps to get help:
1. Press the green 
? Help button on the projector. You see the help 
menu.
2. Press the left side of the 
Select (Keystone) button on the 
projector to highlight one of the options. Then press the 
Enter 
(
Source) button to select it.
3. Press the left side of the 
Select button to highlight the problem 
you want to solve. Then press 
Enter to view the solution(s). 
4. Highlight a solution (if this choice is available). Then press 
Enter 
to select it. 
If you need to back up, highlight 
Return and press the Enter 
button.
If the solution is to adjust one of the settings, press the left side of 
the 
Select button on the projector to adjust it.
5. To exit the Help system, press the 
? Help button.
If none of the suggestions solves your problem, see additional 
solutions to problems in the following sections.
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							Solving Problems53
What To Do When the Lights Flash
The lights on top of the projector indicate the projector’s status and 
let you know when a problem occurs.
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 status lights on top of the 
projector and try the solutions recommended below.
Status Lights
Power
Power light
Warning light
Power
lightWarning
light Status Description
Green Off Operating  The projector is operating normally.
Flashing green Off Warming up The projector is warming up. Wait for the 
image to appear.
Green Flashing orange Lamp warning The lamp is almost burned out. This is a good 
time to replace it. See page 44 for instructions.
Orange Off Sleep mode The projector is in sleep mode. You can unplug 
it or press the PPower button to turn it on.
Flashing orange Off Cooling down The projector is cooling down. Wait for the 
light to become solid before unplugging it.
Flashing orange Flashing orange 
(quickly)High 
temperature 
warningThe projector is too hot. Make sure the 
temperature surrounding the projector does 
not exceed 95
 °F and there is plenty of space 
around and under the projector for ventilation. 
Clean the air filter, if necessary. See page 43 
for instructions.
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							54Solving Problems
Flashing red Flashing red 
(quickly)Lamp failure The lamp is burned out. Replace it as 
described on page 44.
Flashing red Flashing red Internal error There is an internal error in the projector. Turn 
the projector off and unplug it. Contact EPSON 
for help.
Red Flashing red Fan error/
Temperature 
sensor error/
Lamp errorThere is a problem with the cooling fan, 
temperature sensor, or lamp. Turn off the 
projector and unplug it. Contact EPSON for 
help.
Off Red Overheating The projector has overheated and turned itself 
off. Let it cool for a few minutes, then turn it 
back on. Make sure there is plenty of space 
around and under the projector for ventilation. 
If it continues to overheat, you may need to 
change the air filter. See page 43 for 
instructions. Power
lightWarning
light Status Description
52c.book  Page 54  Wednesday, October 9, 2002  2:32 PM