User ManualTable of ContentsIntroduction3Product Registration3Contact Garmin3Contact XM3Important Numbers3Unit Overview5Packing List and Accessories5Installing and Activating the GDL 30A6Using XM WX Weather7Preset Weather Displays7XM WX Weather Features9Precipitation9Atmosphere14Sea Surface19Main Menu21Weather Tab21XM Tab26Appendix28Blink Codes28Weather-Related Broadcast Rates28GDL 30A Specifications29Weather and Sea Surface Information30XM Satellite Radio Service Agreement30Software License Agreement32Index33Size: 1.93 MBPages: 34Language: EnglishOpen manual