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4. Install two new AAA alkaline batteries. Make sure that you install each in
the correct direction.
5. Slide the battery cover back on to the remote control.
Using the security lock
The projector has a security connector for use with a computer lock system. Go
to http://www.compu-lock.com for ordering information. Refer to the
information that comes with the lock for instructions on how to secure it to the
projector.
Troubleshooting
Problem: There is nothing on the projection screen.
v 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.
v If the projector is plugged into a power strip, make sure that the power strip
is turned on.
v Make sure that you have removed the lens cap on the projection lens at the
front of the projector.
v Make sure that the lamp is turned on.
v Check the projector lamp to ensure that it is securely connected in the lamp
module. See “Replacing the projection lamp” on page 1-26.
v Make sure that the cables do not have any bent pins.
Problem: The color or text not being projected.
v You might need to adjust the brightness up or down until the text is visible.
See “Brightness” on page 1-17 for more information.
Problem: The screen resolution is not correct.
v Make sure that the computer video adapter is set for a resolution of no
greater than 1280 x 1024.
Installation and user’s guide 1-29