Epson PowerLite Pro G5450WUNL System manual

INSTALLATION HANDBOOK
Maintenance
Epson PowerLite Pro G5450WUNL / G5550NL /
G5650WNL / G5750WUNL / G5950NL
1
Checking Projector Status
If your projector isn’t working correctly, rst turn it o 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 lights:
Temperature light
Lamp light
Power light
Wireless LAN status light
Status lights
Light Status Description
Orange The projector is in sleep or standby mode. You can unplug it or press
the Ppower button to turn it on.
Flashing green The projector is warming up. Wait for the image to appear.
Green The projector is operating normally.

INSTALLATION HANDBOOK
Maintenance
Epson PowerLite Pro G5450WUNL / G5550NL /
G5650WNL / G5750WUNL / G5950NL
2
Flashing orange The projector is cooling down. You can’t turn it back on (and you
should not unplug it) until the light stops flashing and remains
orange.
The projector is setting itself up for network monitoring.
Flashing green The air filter may be clogged. Clean or replace the air filter.
Red or
flashing red
There is a problem with the projector. Check the other two lights.
Flashing orange It’s time to replace the lamp. If you continue to use the lamp
after the replacement warning, there is an increased possibility
that the lamp may break.
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 vents are clear.
The air filter may be clogged. Clean or replace the air filter.
Red The projector is overheating, which turns the lamp off automatically.
Wait until the projector switches to standby mode (about 5 minutes).
Make sure the room temperature is not outside the required
temperature range of the projector and there is plenty of space
around and under the projector for ventilation.
The air filter may be clogged. Clean or replace the air filter.
If you’re using the projector above an altitude of 4,900 feet (1,500
meters), turn on High Altitude Mode in the Operation menu
If the projector continues to overheat after you clean the air filter, the
problem may be caused by damage to the cooling fan or
temperature sensor. Contact Epson for help.
Warning: Except as specifically explained in this User’s Guide, do
not attempt to service this product yourself.
Flashing red Power is cut off because of an internal problem. Unplug the power
cord and contact Epson for help.
Flashing red
Status lights (continued)
Light Status Description

INSTALLATION HANDBOOK
Maintenance
Epson PowerLite Pro G5450WUNL / G5550NL /
G5650WNL / G5750WUNL / G5950NL
3
Flashing red There is a problem with the fan or temperature sensor. Stop using
the projector, disconnect the power cord, and contact Epson.
Flashing red The lamp may be burnt out. First make sure the lamp cover is
securely installed. If that’s not the problem, the air filter may be
clogged. Clean or replace the air filter.
If this does not resolve the problem, let the lamp cool and then
remove it. If the lamp is cracked, replace it.
If the lamp is not cracked, reinstall it. If reinstalling doesn’t
work, replace the lamp.
If you’re using the projector above an altitude of 4,900 feet (1,500
meters), turn on High Altitude Mode in the Operation menu
If none of these suggestions resolves the problem, contact Epson.
Status lights (continued)
Light Status Description