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Manually Adjusting Slope Value on the Edge 705
The Edge 705 allows you to adjust the slope value for your power meter. To adjust the Slope value:
NOTE: Inserting a manual slope can cause incorrect power data. This is only recommended if the slope of the power meter does not equal the automatic setting.
Press Menu button.
Select Settings.
Select ANT+Sport.
Select Accessories.
Move thumbstick left, right, left.
The field below will allow you to manually enter the ID of the Power Meter you want to work with, or to enter "0" to get the Garmin to search for any available power meter. The second field is called Slope. You can manually enter the slope of your power meter.