Table of ContentsIntroduction...........................................................................iPreface ...................................................................................... iAbout This Manual .......................................................................... iCare Information .................................................................... viCleaning the Unit ........................................................................... viStoring the GPSMAP 276C ........................................................... viImmersing the Unit in Water ......................................................... viGetting Started.....................................................................1Unit Overview .......................................................................... 1Charging the GPSMAP 276C .................................................. 2Information about Charge Mode .................................................... 2Turning On the GPSMAP 276C ............................................... 3Adjusting the Backlight and Volume .............................................. 3Getting Satellite Signals ......................................................... 4Viewing GPS Status with the GPS page ......................................... 4Receiver Status ............................................................................... 5GPS Options ................................................................................... 6GPS Tips ......................................................................................... 6Learning about the Keypad .................................................... 7Using the GPSMAP 276C ........................................................ 8Understanding Features .................................................................. 8Selecting Options and Entering Data.............................................. 9Using the Databases...................................................................... 10Simulated Basic Navigation ................................................. 11Activating Simulator Mode .......................................................... 11Entering a New Location .............................................................. 11Simulating Navigation .................................................................. 12Basic Operation In Marine Mode ......................................14Marine Mode Page Sequence ............................................... 14Navigating in Marine Mode ................................................... 15Initiating Navigation ..................................................................... 15Man OverBoard (MOB) ............................................................... 17Finding an Item ...................................................................... 18Using the Find From Feature ........................................................ 18Recently Found Items ................................................................... 19Viewing the Information Page ...................................................... 20Find Menu Options ....................................................................... 20Creating and Using Routes .................................................. 21Creating a Route ........................................................................... 21Navigating a Saved Route ............................................................ 22Editing a Route ............................................................................. 23Using the Route Tab Options ........................................................ 25Manually Transitioning to the Next Waypoint ............................. 25Creating and Using Waypoints ............................................ 26Marking Your Present Position ..................................................... 26Creating Waypoints Using the Map .............................................. 27Creating a Waypoint by Entering Coordinates ............................. 28Reviewing a Waypoint .................................................................. 29Adding a Waypoint to a Route...................................................... 30Averaging the Waypoint’s Location ............................................. 30Projecting a Waypoint................................................................... 31Editing a Waypoint ....................................................................... 32ii GPSMAP 276C Owner’s ManualINTRODUCTION > TABLE OF CONTENTS