Garmin GDU™ 37X Pilot’s Guide190-01054-00 Rev. EAppendix E219Overview GPS Navigation Flight Planning Hazard Avoidance Additional Features Appendices Index1) Press the MENU Key twice to open the Main Menu.2) Turn or move the FMS Joystick to highlight ‘System Setup...’, and press theENT Key.3) Turn or move the FMS Joystick to highlight ‘Alarms’, and press the ENTKey.4) Move the FMS Joystick to highlight the ‘Proximity Alarm’ Field.5) Turn the FMS Joystick to select ‘On’ or ‘Off’, and press the ENT Key.Or:1) From the Map Page press the MENU Key.2) Turn or move the FMS Joystick to highlight ‘Set Up Map’ and press theENT Key.3) Turn the FMS Joystick to select the ‘Point’ from the horizontal list.4) Move the FMS Joystick to highlight the ‘Proximity Circle’ Field.5) Turn the FMS Joystick to access a list of options for each feature (On/Off,Auto, or range settings).6) Highlight the desired setting and press the ENT Key.Deleting proximity waypoints:1) Press the MENU Key twice to open the Main Menu.2) Turn or move the FMS Joystick to highlight ‘User Waypoints’, and press theENT Key.3) Press the PROXIMITY Softkey. The Proximity Waypoints Page is displayed.4) Select the desired waypoint to be deleted.5) Press the CLR Key or the MENU Key and select ‘Remove SelectedWaypoint’ or ‘Remove All Waypoints’.6) Press the ENT Key. The ‘Remove Proximity Waypoint for XXXX’ Window isdisplayed7) With ‘Yes’ highlighted, press the ENT Key.