Page 15Important I n f o r m ationClean the cabinet periodically using a damp, not wet, cloth. If heavily soiled, use a mild detergent.Never use strong detergents or solvents such as alcohol or thinner.Use a blower or lens paper to clean the lens, and be careful not to scratch or mar the lens.Light moduleA light module containing multiple laser diodes is included in the product as the light source.These laser diodes are sealed in the light module. No maintenance or service is required for theperformance of the light module.End user is not allowed to replace the light module.Contact a qualified distributor for light module replacement and further information.Networking configurationDo not make changes to the networking configuration unless you understand what you are doing,or have taken advice from your Network Manager. If you make a mistake, it is possible that you willlose contact with the projector. Always double-check your settings before applyinjg any changes toyour networking configuration. Always keep a written note of the original settings, and any changesyou have made.Software update should NOT be carried out except by, or with the supervision of, NEC Servicepersonnel.