points every second. It creates a very detailed record of youractivity and increases the size of the stored activity file.Cadence Averaging: Controls whether the device includes zerovalues for cadence data that occur when you are notpedaling. The default setting excludes zero values that occurwhen you are not pedaling.Changing the Units of MeasureYou can customize units of measure for distance and speed,elevation, temperature, weight, position format, and time format.1 Select > Settings > System > Units.2 Select a measurement type.3 Select a unit of measure for the setting.Turning the Device Tones On and OffSelect > Settings > System > Tones.Changing the Device LanguageSelect > Settings > System > Language.Changing the Configuration SettingsYou can modify all of the settings you configured in the initialsetup.1 Select > Settings > System > Device Reset > InitialSetup.2 Follow the on-screen instructions.Time ZonesEach time you turn on the device and acquire satellites or syncwith your smartphone, the device automatically detects yourtime zone and the current time of day.Device InformationEdge SpecificationsBattery type Rechargeable, built-in lithium-ion batteryBattery life 12 hr., typical usageOperating temperaturerangeFrom -20º to 60ºC (from -4º to 140ºF)Charging temperaturerangeFrom 0º to 45ºC (from 32º to 113ºF)Radio frequency/protocol2.4 GHz ANT+ wireless communicationsprotocolBluetooth Smart wireless technologyWater rating IEC 60529 IPX7**The device withstands incidental exposure to water of up to 1 mfor up to 30 min. For more information, go to www.garmin.com/waterrating.Device CareNOTICEDo not store the device where prolonged exposure to extremetemperatures can occur, because it can cause permanentdamage.Never use a hard or sharp object to operate the touchscreen, ordamage may result.Avoid chemical cleaners, solvents, and insect repellents that candamage plastic components and finishes.Secure the weather cap tightly to prevent damage to the USBport.Cleaning the Device1 Wipe the device using a cloth dampened with a milddetergent solution.2 Wipe it dry.After cleaning, allow the device to dry completely.TroubleshootingResetting the DeviceIf the device stops responding, you may need to reset it. Thisdoes not erase any of your data or settings.Hold for 10 seconds.The device resets and turns on.Clearing User DataYou can restore all of the device settings to the factory defaultvalues.NOTE: This deletes all user-entered information, but it does notdelete your history.Select > Settings > System > Device Reset > FactoryReset > .Maximizing Battery Life• Turn on Battery Save Mode (Turning On Battery SaveMode, page 11).• Decrease the backlight brightness (Using the Backlight,page 2) or shorten the backlight timeout (Display Settings,page 10).• Select the Smart recording interval (Data Recording Settings,page 10).• Turn on the Auto Sleep feature (Using Auto Sleep, page 10).• Turn off the Bluetooth wireless feature (Bluetooth Settings,page 10).• Select the GPS setting (Changing the Satellite Setting,page 10).Turning On Battery Save ModeBattery save mode adjusts the settings automatically to extendthe battery life for longer rides. During an activity, the screenturns off. You can enable automatic alerts and tap the screen towake it up. Battery save mode records GPS track points andsensor data less frequently. Speed, distance, and track dataaccuracy are reduced.NOTE: History is recorded in battery save mode when the timeris running.1 Select > Settings > Battery Save Mode > Enable.2 Select the alerts that wake up the screen during an activity.Improving GPS Satellite Reception• Frequently sync the device to your Garmin Connect account:◦ Connect your device to a computer using the USB cableand the Garmin Express™ application.◦ Sync your device to the Garmin Connect Mobile app usingyour Bluetooth enabled smartphone.While connected to your Garmin Connect account, the devicedownloads several days of satellite data, allowing it to quicklylocate satellite signals.• Take your device outside to an open area away from tallbuildings and trees.• Remain stationary for a few minutes.Setting Your ElevationIf you have accurate elevation data for your present location,you can manually calibrate the altimeter on your device.1 Select Where To? > > Set Elevation.2 Enter the elevation, and select .Device Information 11