Forerunner 310XT Owner’s Manual Table of ContentsIntroduction......................... 1More Information ....................... 1Product Registration .................. 1Free Software ............................ 1Contact Garmin ......................... 1Keys........................................... 2Getting Started.................... 3Charging the Battery.................. 3Turning on the Device ............... 3Acquiring Satellite Signals ......... 4Pairing the Heart Rate Monitor(Optional) ................................ 5Customizing Your Sport Settings(Optional) ................................ 6Go Work Out!............................. 6Downloading Free Software ...... 7Sending Workout Data to YourComputer ................................ 7Locking the Keys ....................... 7Forerunner Backlight ................. 7Training.............................. 10About the Training Page .......... 10Sport Mode .............................. 10Auto Lap ® ......................................................... 10Auto Pause ® .................................................. 11Auto Scroll ............................... 12Heart Rate ............................... 12Virtual Partner ® ....................... 13Alerts ....................................... 14Workouts ................................. 15Courses ................................... 18Multisport Workouts ................. 19Swimming with YourForerunner ............................ 21Using the Countdown Timer .... 22History ............................... 23Saving History ......................... 23Viewing Activity History............ 23Viewing Totals .......................... 23Deleting History ....................... 24Navigation ......................... 25Adding the Map Page .............. 25