http://www8.garmin.com/support/download_details.jsp?id=5237
Changes made from version 2.20 to 2.40:
- Improved training page setup and increased number of user defined training pages to 5.
- Added a lap summary training page.
- Increased number of bike profiles to 5.
- Added Normalized Power (NP), Intensity Factor (IF), and Training Stress Score (TSS) data metrics.
- Made improvements to courses.
- Made improvements to workouts.
- Made improvements to map drawing.
- Fixed issues with Auto Scroll causing the device to become unreponsive.
- Added support for left / right balance for supported power meters.