Messages &Time OffsetsAPPENDIX D The GPS 126/128 uses a flashing on-screen messageindicator to alert you to important information. Wheneverthe message indicator appears, press PAGE to view themessage page. There are two types of messages: temporaryalerts and condition alerts. Temporary alerts are clearedfrom the message page after viewing, while conditionalerts remain until the condition has been resolved. Paycareful attention to all messages for your own safety.Active WPT Can’t be Deleted—You have attempted to change the “active to” or“active from” waypoint. Clear the active route or GOTO before making your changes.Accuracy has been Degraded—The accuracy of the GPS 126/128 has been degradedbeyond 500 meters due to poor satellite geometry or data quality. You should checkother navigational sources to verify the position indicated.Already Exists—The name you are entering already exists in the GPS 126/128’s mem-ory.Approaching—You are one minute away from reaching a destination waypoint.No DGPS Position—Not enough data is available to compute a DGPS position.No RTCM Input—Beacon receiver is improperly connected or baud rates do not match.Poor GPS Coverage—The GPS 126/128 cannot acquire the necessary number ofsatellites to compute a position. Try another location with a clearer view of the sky.Power Down and Re-init—The GPS 126/128 is not able to calculate a position dueto abnormal satellite conditions. Turn the unit off and verify the last position shown byother means. Try the unit again later, possibly in a different location.Read Only Mem has Failed—The permanent memory has failed and the unit is notoperable.Received an Invalid WPT—A waypoint was received during upload transfer that hasan invalid identifier.Receiver has Failed—A failure in receiver hardware has been detected. If this mes-sage persists, do not use the unit and take it to an authorized dealer for repair.Route is Full—You have attempted to add more than 30 waypoints to a route.Route is not Empty—You have attempted to copy into a route already in use.Route Waypoint Can’t be Deleted—The waypoint you are trying to delete is part ofa route. Delete the waypoint from the route before removing it from memory.Route Waypoint was Deleted—A route waypoint entered does not exist in the data-base and has been deleted from the route.RTCM Input has Failed—DGPS data being received has been lost. You are no longerreceiving the beacon signal.Searching the Sky—The GPS 126/128 is in searching the sky for almanac data or theunit is in AutoLocateTM mode.60