12General InformationAbout this Instruction ManualPlease read the safety instructions in this manualcarefully. To avoid damage to the unit and the risk ofinjury, only use this product as described in the man-ual. Keep the instruction manual handy so that youcan easily look up information on all the functions.DANGER!You will find this symbol before everysection of text that deals with the riskof minor to severe injuries resultingfrom improper use.NOTE!You will find this symbol in front ofevery section of text which deals withthe risk of damage to property or theenvironment.Intended UseThis product is intended only for private use. It wasdeveloped as an electronic accessory to be con-nected to and operated with only those devices de-scribed in this manual, which are also intended onlyfor private use.

general information

general warning

National Geographic 90-55000 Operating Instructions Manual