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Maintenance & Troubleshooting
Troubleshooting
LEDs
The Alarm LED on top of the projector (Figure 11 on page 18) will
alert you to certain problems.
•
A solid red Alarm LED means it is time to change the lamp.
See page 31.
•
A blinking red Alarm LED means the projector is overheat-
ing. Turn off the projector and allow it to cool.
The other LED on top of the projector indicates the normal oper-
ating state of the projector.
•
A solid green LED means the projector is on.
•
A blinking green LED means the projector is in DPMS
mode. See page 25.
•
An blinking orange LED means the projector is going into
standby mode; a solid orange LED means the projector is in
standby mode. See page 14 for detail on standby mode.
Problem: The projector is not running
•
Make sure that the power cord is properly connected to a func-
tional AC electrical outlet. Make sure that the power cord is
also properly connected to the projector.
•
If the projector is plugged into a power strip, make sure the
power strip is turned on.
•
Make sure the projector is turned on. Verify that the LED is
solid green.
Problem: Projector is running, but nothing appears on projec-
tion screen
•
Make sure you have removed the lens cap on the projection
lens at the front of the projector.
•
Verify that the Black button on the remote is not activated.
•
Check the projector’s lamp housing to ensure that it is securely
connected to the bottom case. See “Replacing the Projection
Lamp” on page 31.