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DLP Projector — Owner’s Manual
Maintenance and Security
Replacing the Projection Lens
Perform the following to replace the projection lens:
1.
Center the lens. Use the Lens H or Lens V button (on the remote control) to adjust the lens at its center position.
Important:
• Ensure that the lens is at or near its center position.
• Attempting to remove the lens when at a large offset may cause damage to the lens assembly.
2.
Press “ ” on the built-in keypad or press “ ” on the remote control twice to turn off the projector after cooling down.
3.
Remove the lens cover from the lens.
4.
Rotate the lens counter-clockwise to disengage it from the lens mount.
5.
Remove the lens out of the lens mount.
6.
With the label “TOP” on the lens assembly facing up,
install the new lens. See “Installing the Projection Lens” on page 10.
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DLP Projector — Owner’s Manual
Cleaning the Projector
Cleaning the projector to remove dust and grime will help ensure trouble-free operation.
Warning:
• Be sure to turn off and unplug the projector at least 30 minutes before cleaning. Failure to do so could result in a severe burn.
• Use only a dampened cloth when cleaning. Do not allow water to enter the ventilation openings on the projector.
• If a little water gets into the projector interior while cleaning, leave unplugged in a well-ventilated room for several hours before using.
• If a lot of water gets into the projector interior when cleaning, have the projector serviced.
Cleaning the Lens
You can purchase Optical lens cleaner from most camera stores. Refer to the following to clean the projector lens.
1.
Apply a little Optical lens cleaner to a clean soft cloth. (Do not apply the cleaner directly to the lens.)
2.
Lightly wipe the lens in a circular motion.
Caution:
• Do not use abrasive cleaners or solvents.
• To prevent discoloration or fading, avoid getting cleaner on the projector case.
Cleaning the Case
Refer to the following to clean the projector case.
1.
Wipe off dust with a clean dampened cloth.
2.
Moisten the cloth with warm water and mild detergent (such as used to wash dishes), and then wipe the case.
3.
Rinse all detergent from the cloth and wipe the projector again.
Caution:
To prevent discoloration or fading of the case, do not use abrasive alcohol-based cleaners.
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DLP Projector — Owner’s Manual
Using the Kensington
®
Lock
If you are concerned about security, attach the projector to a permanent object with the Kensington slot and a security cable.
Note:
Contact your vendor for details on purchasing a suitable Kensington security cable.
The security lock corresponds to Kensington’s MicroSaver Security System. If you have any comment, contact: Kensington, 2853 Campus Drive, San Mateo, CA 94403, U.S.A. Tel: 800-535-4242, http://www.Kensington.com
.
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