- 10 -Before Use1 Check that there are no foreign objects on the inner side of the side door.• If there is any foreign object, such as lint, hair, sand, etc., on the surrounding area, water willleak within a few seconds causing malfunction.• Wipe it off with a dry soft cloth if there is any liquid.It may cause water leaks and malfunction if you use the camera with liquid adhered.• If foreign objects are present, wipe them off with a dry, lint-free cloth.• Be extremely careful to remove the small sand etc. that may adhere to the sides and corners ofthe rubber seal.2 Check for cracks and deformation of the rubber seal on the side door.• The integrity of the rubber seals may decrease after about 1 year, with use and age. To avoidpermanently damaging the camera the seals should be replaced once each year. Pleasecontact Panasonic for related costs and other information.3 Close the side door securely.A [LOCK] switch (gray part)B Red partC Released stateD Locked state• Lock the [LOCK] switch securely until thered part is no longer visible.• To prevent water intrusion, be careful not tocatch foreign objects such as liquids, sand,hair, dust, or the strap cord.Check before using underwaterAlways wipe the rubber seal on the side door and the area where rubber seal sits witha dry, lint-free cloth.Do not open or close the side door in places with sand and dust, close to water, or withwet hands. Sand or dust adhering may cause water leaks.ロヰヤレロヰヤレロヰヤレ