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Maintenance & Troubleshooting
Troubleshooting
Problem: The projector is not running
•
Make sure that the power cord is properly connected to a fully
functional 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.
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.
•
Check the projector’s lamp to ensure that it is securely con-
nected in the lamp module. Make sure the lamp access grill is
installed. See “Replacing the Projection Lamp” on page 27.
Problem: Only the start-up screen displays
•
Verify that the cables are connected correctly. See page 7 for
connection procedures.
•
Make sure that the cables do not have any bent pins.
•
Verify that the proper input source is connected. See
“SOURCE” on page 14.
•
You might need to turn everything off and power up the
equipment again in the proper order. Refer to your com-
puter’s documentation to determine the correct order.
•
Make sure your laptop’s external video port is turned on. See
the “Portable and Laptop Activation Chart” on page 38 or
your computer’s manual for details.
•
Make sure your computer’s video board is installed and con-
figured correctly.
•
Make sure your computer has a compatible video board. The
projector isn’t CGA or EGA compatible.