Optimus-500 Speaker (400-4055) Care and Maintenance Faxback Doc. # 16356 System The Optimus-500 is an example of superior design and craftsmanship. The following suggestions will help you care for the system so you can enjoy it for years. Use and store the Optimus-500 in normal temperature environments. Do not expose the system directly to the sun and moisture. Keep the system away from dust and dirt, which can cause premature wear of parts. Wipe the speakers occasionally with a damp cloth to keep them looking new. Wipe the subwoofer occasionally with a cloth dampened with furniture polish. Do not use harsh chemicals, cleaning solvents, or strong detergents to clean the speakers or subwoofer. CAUTION: You might permanently damage your speakers by cleaning them with a vacuum cleaner. Instead, use a feather duster or soft cloth. (ALL-08/07/95)