Samsung PRO4831 User Manual (en)

Camera maintenance
Camera body
Wipe gently with a soft, dry cloth.
Never use benzene, thinners, or alcohol to clean the device. These solutions can 
damage the camera or cause it to malfunction.
Do not press on the lens cover or use a blower brush on the lens cover.
Cleaning your camera
Camera lens and display
Use a blower brush to remove dust and wipe the lens gently with a soft cloth. If any 
dust remains, apply lens cleaning liquid to a piece of lens cleaning paper and wipe