Clear Map Offset (Advanced); Delete All Nav Data (Advanced); Alarms Menu Tab - Humminbird Matrix Series Sonar Fishfinder Model Matrix 87 Operation Manual

M87_Man_531352-1_A.qxd 12/9/2004
Clear Map Offset
(Advanced)
Clear Map Offset allows you to clear the Map Offset. Clear Map Offset is only accessible if a Map
Offset is currently active.
To Clear Map Offset:
1. Make sure you are in Advanced User Mode, then highlight Clear Map Offset on the
Navigation main menu.
2. Use the RIGHT 4-WAY Cursor Control key to clear the Map Offset.
Delete All Nav Data
(Advanced)
Delete All Nav Data allows you to delete all saved Tracks, Waypoints and Routes. This menu choice
should be used with caution.
To Delete All Navigation Data:
1. Make sure you are in Advanced User Mode, then highlight Delete All Nav Data on the
Navigation main menu.
2. Use the RIGHT 4-WAY Cursor Control key to delete all navigation data.
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Alarms Menu Tab

From any view, press the MENU key twice to access the Main
Menu System. The Alarms tab will be the default selection.
NOTE: When an alarm is triggered, you can silence it by pressing
any key. The alarm will be silenced, and will not be triggered
again until a new instance of the alarm condition is detected.
Alarms Menu
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