Dakota Series Owner’s Manual 29Customizing the Dakotaof time.• Ambient Pressure—recordsambient pressure changes over aperiod of time.To manually calibrate thealtimeter:1. Go to a location where you knowthe elevation or the barometricpressure.2. Touch Setup > Altimeter > PressTo Begin Altimeter Calibration.3. Touch Yes if you know theelevation, touch No > Yes if youknow the barometric pressure.4. Enter the elevation or barometricpressure, and then touch .Pairing the DakotaNoTe: Connecting to wirelesssensors is unavailable with theDakota 10.The Dakota can be used with anoptional Garmin heart rate monitorto display your heart rate. It can alsobe used with an optional Garmincadence bike sensor to display yourpedaling cadence. When connectedto the appropriate Garmin device, theheart rate and bike cadence valuesare listed as data-field options on theMap page, the Compass page, and theTrip Computer.Pairing is connecting your Dakotawith wireless sensors, such as a heartrate monitor or a cadence bike sensor.After you pair the first time, yourDakota automatically recognizes thewireless sensor whenever they areturned on and within range of eachother.To pair the Dakota with awireless sensor:1. Place the Dakota within 10 feet(3 meters) of the wireless sensor(heart rate monitor or speed/cadence bike sensor).