USING THE inREACH TRACKER SECharge your inReach SE fully before using. Connect the device to an appropriate AC adaptor and plug it into an electricaloutlet or use a USB/micro-USB cable to charge from your computer. By pressing the Power/Enter button for threeseconds, the level of charge is displayed.Antenna - Keep the satellite communicator antenna pointing up, with a clear view of the sky and not obstructed by partsof your boat.Status Light - This light flashes green when there is a new message waiting. It flashes red when there is somethingimportant for you to see, like low power or a sending message delay.Micro-USB Port - Lift the micro-USB protective cover to access the micro-USB port beneath. Use this port for chargingand for updates when notified.Power/Enter - Press and hold for three seconds to power the inReach SE on. When on, press to select highlightedobjects or hold to access keyboard shortcuts when sending messages.Directional Pad - Press arrows to highlight a section on the screen or hold to access keyboard shortcuts when sendingmessages.Quit/Preset Messages Shortcut - Press to back out of pages or operations. Press and hold to access the inReachMessages shortcut.SOS Button Lock - Slide the SOS button lock to the left to unlock the SOS button in an emergencySOS Button - Press and hold the SOS button for three seconds to send a distress message to emergency response. If youinadvertently activate SOS, press and hold the SOS button for five seconds while in SOS to send a Cancel SOS message toemergency response.