http://www8.garmin.com/support/download_details.jsp?id=5335
Changes made from version 4.60 to 4.70:
- Improved Ascent and Descent calculation.
- Improved map performance in densely-populated urban areas.
- Improved EXIF image direction data in camera photos (650 and 650t models).
- Fixed potential issue with 'External Power Only' automatic mount detection option. See TrailTech (http://garmin.blogs.com/softwa…speed.html#MountDetection) for more information.
- Fixed issue where default vehicle names and default background image names were not being translated.
- Fixed issue with trip odometer where distance between two tracks would be incorrectly added to the total distance.
- Fixed potential issue where waypoint averaging would not create a correct waypoint gpx file.
- Fixed issue with distorted battery icon when on landscape charging page and when charge reaches 100%
- Fixed potential issue with numerical keyboard in landscape orientation