806. MaintenanceThis section describes the simple maintenance procedures you should follow to clean the cabinet and the lens, andreplace the lamp.❶ Cleaning the Cabinet and the Lens1. Turn off the projector before cleaning.2. Clean the cabinet periodically with a damp cloth. If heavily soiled, use a mild detergent. Never use strongdetergents or solvents such as alcohol or thinner.Note on Cleaning the LensUse a blower or lens paper to clean the lens, and be careful not to scratch or mar the lens.Vacuum the ventilationinlet of the cabinet.