59• Do not use harsh chemicals, cleaning solvents, or strong detergents to clean the device.• Do not paint the device. Paint can clog the moving parts and prevent proper operation.• Use a soft, clean, dry cloth to clean any lenses, such as camera, proximity sensor, andlight sensor lenses.• Use only the supplied or an approved replacement antenna. Unauthorized antennas,modifications, or attachments could damage the device and may violate regulationsgoverning radio devices.• Use chargers indoors.• Always create a backup of data you want to keep, such as contacts and calendar notes.• To reset the device from time to time for optimum performance, power off the deviceand remove the battery.These suggestions apply equally to your device, battery, charger, or any enhancement. If anydevice is not working properly, take it to the nearest authorized service facility for service.DisposalThe crossed-out wheeled-bin symbol on your product, literature, or packaging remindsyou that in the European Union all electrical and electronic products, batteries, andaccumulators must be taken to separate collection at the end of their working life.Do not dispose of these products as unsorted municipal waste.Return the products to collection to prevent possible harm to the environment orhuman health from uncontrolled waste disposal and to promote the sustainablereuse of material resources. Collection information is available from the productretailer, local waste authorities, national producer responsibility organizations, oryour local Nokia representative. For more information, see product Eco-Declarationor country-specific information at www.nokia.com.Additional safety information■ Small childrenYour device and its enhancements may contain small parts. Keep them out of the reach ofsmall children.■ Operating environmentThis device meets RF exposure guidelines when used either in the normal use position againstthe ear or when positioned at least 2.2 centimeters (7/8inches) away from the body. When acarry case, belt clip, or holder is used for body-worn operation, it should not contain metaland should position the device the above-stated distance from your body. To transmit datafiles or messages, this device requires a quality connection to the network. In some cases,transmission of data files or messages may be delayed until such a connection is available.