106Caring for the CameraTechnical Notesk Batteries• Check the battery level when taking the camera out and replace the batteries if necessary(c 18). If possible, carry spare batteries when taking pictures on important occasions.• Battery capacity tends to decrease on cold days. Be sure that the batteries are fresh beforeheading outside to take pictures in cold weather. Keep spare batteries in a warm place andexchange as necessary. Once warmed, a cold battery may recover some of its charge.• Dirt on the battery terminals can prevent the camera from functioning.• Used batteries are a valuable resource. Please recycle used batteries in accordance withlocal regulations.CleaningDo not use alcohol, thinner, or other volatile chemicals.LensAvoid touching glass parts with your fingers. Remove dust or lint with ablower (typically a small device with a rubber bulb attached to one end that ispumped to produce a stream of air out the other end). To remove fingerprintsor other stains that cannot be removed with a blower, wipe the lens with asoft cloth, using a spiral motion that starts at the center of the lens and work-ing toward to the edges. If this fails, clean the lens using a cloth lightly damp-ened with commercial lens cleaner.MonitorRemove dust or lint with a blower. To remove fingerprints and other stains,clean the monitor with a soft, dry cloth, being careful not to apply pressure.BodyUse a blower to remove dust, dirt, or sand then wipe gently with a soft, drycloth. After using the camera at the beach or seaside, wipe off any sand or saltwith a dry cloth lightly dampened with fresh water, then dry thoroughly. Notethat foreign matter inside the camera could cause damage not covered by thewarranty.