Turning the Device Tones On and OffSelect > System > Tones.Changing the Device LanguageSelect > System > Language.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 InformationSpecificationsBattery type Rechargeable, built-in lithium-ion batteryBattery life Up to 12 hr.Operating temperature range From -20º to 60ºC (from -4º to 140ºF)Charging temperature range From 0º to 45ºC (from 32º to 113ºF)Wireless frequency/protocol 2.4 GHz @ 4 dBm nominalWater 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.Restoring the Default SettingsYou can restore the default configuration settings and activityprofiles. This will not remove your history or activity data, suchas rides, workouts, and courses.Select > System > Device Reset > Restore DefaultSettings > .Clearing User Data and SettingsYou can clear all user data and restore the device to its initialsetup. This removes your history and data, such as rides,workouts, and courses, and resets the device settings andactivity profiles. This will not remove any files you added to thedevice from your computer.Select > System > Device Reset > Clear Data andSettings > .Maximizing Battery Life• Turn on Battery Save Mode (Turning On Battery SaveMode, page 11).• Decrease the backlight brightness (Using the Backlight,page 1) 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 9).• Turn off the Phone wireless feature (Phone Settings,page 10).• Select the GPS setting (Enabling or Disabling GPS,page 10).• Remove wireless sensors that you no longer use.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 > Battery Save Mode > Enable.2 Select the alerts that wake up the screen during an activity.My phone will not connect to the device• Bring the device within range of your smartphone.• If your devices are already paired, turn Bluetooth off on bothdevices, and turn it back on.• If your devices are not paired, enable Bluetooth wirelesstechnology on your smartphone.• On your smartphone, open the Garmin Connect Mobile app,select or , and select Garmin Devices > Add Device toenter pairing mode.• On your device, swipe down on the home screen to view thesettings widget, and select Phone > Pair Smartphone toenter pairing mode.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 .My device is in the wrong language1 Select .Device Information 11