GPSMAP 3005C Owner’s Manual 55MAIn Menu > AlArMs tAbAlarms TabUse the Alarms tab to define alarm settings. The Alarms tab is divided into threesub tabs: System, Nav, and Sonar. If you have a GDL 30/30A connected , theWeather sub tab is visible.Alarm messages appear in red across the status bar or change the appearance ofa data field if that field shows alarm-related data (for example, depth or voltage).Press QUIT to acknowledge an alarm message. The status bar and data fieldremain red while the alarm condition persists.To set an alarm:1. Use the ROCKER to highlight the System, Nav, Sonar, or Weather subtab.2. Highlight the field next to the alarm you want to set, and press ENTER.3. Change the mode to the setting you want, and press ENTER.4. Repeat steps 1–3 to set additional alarms, and then press ENTER whenfinished.System AlarmsUse the System sub tab to set alarms for the system clock, batteries, and GPSaccuracy.• Clock—provides an alarm for the system clock. Enter a time in the timefield and turn the alarm on and off from the control field menu. Enteralarm times in the same time format (UTC or local) you are using for yoursystem. The unit must be on for the clock alarm to work.• Battery—sets an alarm to sound when the battery reaches a user-determined low voltage.• GPS Accuracy—sets an alarm to sound when the GPS location accuracyfalls outside the user-determined value.Nav (Navigation) AlarmsUse the Nav sub tab to set navigational alarms, including anchor drag, arrival, andoff course.• Anchor Drag—sets an alarm to sound when a specified drift distance isexceeded. Enter a value in the distance field, and use the control field toturn the alarm on and off.M aInM enu
