Epson Projector L1100U User Manual

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Setting
OptionsDescription
Projector Info Total Op. TimeDisplays the number of hours the
projector has been used in its
operating life
Operation Hours Displays the number of hours the
projector has been used since it was
turned on
Source Displays the name of the port to which
the current input source is connected
Input Signal Displays the input signal setting of the
current input source
Resolution Displays the resolution of the current
input source
Refresh Rate Displays the refresh rate of the...

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Setting
OptionsDescription
Light Source Info Light Source HoursDisplays the number of operating
hours for each of the projectors Light
Source Mode settings
Estimated Remains If theConstant Brightness setting is
enabled, displays the remaining
number of hours the projector can
maintain constant brightness
Version Main
Video2Displays the projectors firmware
information
Status Information —Displays basic status information
Event ID Code List
Parent topic: Adjusting the Menu Settings
Event ID Code List...

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Event ID code Cause and solution
0479
04FF
A projector system error has occurred. Turn the projector off and then on again.
0891 Cannot find an access point with the same SSID. Set your computer, access point,
and projector to the same SSID.
0892 The WPA/WPA2 authentication type does not match. Make sure the wireless
network security settings are correct.
0893 The TKIP/AES encryption type does not match. Make sure the wireless network
security settings are correct.
0894 Communication with...

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You can also reset the saved names and settings in the Save Memory list using the
Reset All Memories
option.
You cannot reset the following settings using the Reset All Configoption:
• Input Signal
• Users Logo
• Language
• Network menu items
• Date & Time
• Panel Alignment
• Color Uniformity
• Memory
• Color Matching
• Lens Calibration
• Color Calibration
• Projector Grouping
• Screen Matching
Parent topic: Adjusting the Menu Settings 

225
Maintaining and Transporting the Projector
Follow the instructions in these sections to maintain your projector and transport it from place to place.
Projector Maintenance
Transporting the Projector
Projector Maintenance Your projector needs little maintenance to keep working at its best.
You may need to clean the lens periodically, and clean the air filter and air vents to prevent the projector
from overheating due to blocked ventilation.
The only parts you should replace are the air filter and...

226
• To remove stubborn smudges, moisten a soft, lint-free cloth with lens cleaner and gently wipe the
lens. Do not spray any liquid directly on the lens.
Warning: Do not use a lens cleaner that contains flammable gas. The high heat generated by the
projector may cause a fire.
Caution: Do not use glass cleaner or any harsh materials to clean the lens and do not subject the lens
to any impacts; you may damage it. Do not use canned air, or the gases may leave a residue. Avoid
touching the lens with your...

227
Related references
Projector Light Status
Cleaning the Air Filter You need to clean the projectors air filter in the following situations:
• The filter or vents get dusty.
• You see a message telling you to clean it.
• The projectors Filter light flashes orange.
1. Turn off the projector, wait for the projector to beep, and unplug the power cord.
2. Slide the air filter cover latch and open the air filter cover.  

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3. Pull the air filter out of the projector.
4. Tap each side of the air filter 4 to 5 times to shake off any excess dust.
Caution: Do not use excessive force when tapping the air filter, or it may crack and become
unusable. Do not rinse the air filter in water, or use any detergent or solvent to clean it. Do not use
canned air; the gases may leave a residue, or push dust and debris into the projectors optics or
other sensitive areas.   

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5. Vacuum the front of the air filter (the side with the tabs) to remove any remaining dust.
Note: If dust is difficult to remove or the air filter is damaged, replace the air filter.
6. Place the air filter back in the projector as shown and push gently until it clicks into place.   

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7. Attach the air filter cover as shown, and press it gently until it clicks into place.
Parent topic:
Air Filter and Vent Maintenance
Related references
Projector Light Status
Replacing the Air Filter You need to replace the air filter in the following situations:
• After cleaning the air filter, you see a message telling you to clean or replace it
• The air filter is torn or damaged
You can replace the air filter while the projector is mounted to the ceiling or placed on a table.
1. Turn off the...