Locking the Touchscreen ......................................................... 14Unlocking the Touchscreen ................................................. 14Getting More Information ......................................................... 14Temperature Readings ............................................................ 14Viewing Device Information ..................................................... 14Updating the Software ............................................................. 14Appendix.......................................................................14Registering Your Device .......................................................... 14Data Fields ............................................................................... 15Heart Rate Zone Calculations .................................................. 16Wheel Size and Circumference ............................................... 16Software License Agreement ................................................... 16Index..............................................................................18ii Table of Contents