Preface iST290 Instrument System Ownerās HandbookImportant informationSafety noticesWARNING: Product installationThis equipment must be installed and operated in accordance withthe Raymarine instructions provided. Failure to do so could result inpersonal injury, damage to your boat and/or poor productperformance.WARNING: Electrical safetyMake sure you have switched off the power supply before you startinstalling this product.WARNING: Navigation aidAlthough this product is designed to be accurate and reliable, manyfactors can affect its performance. It should therefore only be used asan aid to navigation and should never replace common sense andnavigational judgement. Always maintain a permanent watch so youcan respond to situations as they develop.EMC conformanceAll Raymarine equipment and accessories are designed to the bestindustry standards for use in the recreational marine environment. Thedesign and manufacture of Raymarine equipment and accessoriesconform to the appropriate Electromagnetic Compatibility (EMC)standards, but correct installation is required to ensure that performanceis not compromised.Handbook informationTo the best of our knowledge, the information in this handbook wascorrect when it went to press. However, Raymarine cannot acceptliability for any inaccuracies or omissions it may contain.In addition, our policy of continuous product improvement may changespecifications without notice. As a result, Raymarine cannot acceptliability for any differences between the product and the handbook.Raymarine, SeaTalk and SeaTALK2 are registered trademarks ofRaymarine Limited.