c330 Owner’s Manual 25APPENDIXCleaning the UnitThe c330 is constructed of high quality materials and does notrequire user maintenance other than cleaning. Clean the unit’souter casing (except for the touchscreen) using a cloth dampenedwith a mild detergent solution and then wipe dry. Avoid chemicalcleaners and solvents that may damage plastic components.Cleaning the TouchscreenThe touchscreen is intended primarily for finger operation.Although a PDA stylus may also be used to operate touchscreen,never attempt this while operating a vehicle. Never use a hardor sharp object to operate the touchscreen or damage may result.The touchscreen should be cleaned using a soft, clean, lint-freecloth. Water, isopropyl alcohol, or eyeglass cleaner can be usedif needed. If these are used, apply the liquid to the cloth and thengently wipe the touchscreen with the moistened cloth.Storing your c330Do not store the c330 where prolonged exposure to temperatureextremes may occur (such as in the trunk of a car), as permanentdamage may result.Caring for the UnitYour c330 contains sensitive electronic components that may bepermanently damaged if exposed to excessive shock or vibration.To minimize the risk of damage to your c330, avoid droppingyour unit and operating in high shock/vibration environments.Your c330 is not WaterproofDo not position the c330 in places where it may be exposed towater. Contact with water can cause this unit to malfunction.