7 Replace the batteries or battery pack.8 Replace the battery cover, and turn the D-ring clockwise.Connecting the Device to Your ComputerNOTICETo prevent corrosion, thoroughly dry the mini-USB port, theweather cap, and the surrounding area before charging orconnecting to a computer.Before you can operate your device while connected to yourcomputer, you must install batteries. The computer USB portmay not provide enough power to operate the device.1 Pull up the weather cap from the mini-USB port.2 Plug the small end of the USB cable into the mini-USB port.3 Plug the large end of the USB cable into a computer USBport.On Windows computers, the device appears as a removabledrive or a portable device, and the memory card may appearas a second removable drive. On Mac computers, the deviceand memory card appear as mounted volumes.Transferring Files to Your Device1 Connect the device to your computer.On Windows computers, the device appears as a removabledrive or a portable device, and the memory card may appearas a second removable drive. On Mac computers, the deviceand memory card appear as mounted volumes.NOTE: Some computers with multiple network drives maynot display device drives properly. See your operatingsystem documentation to learn how to map the drive.2 On your computer, open the file browser.3 Select a file.4 Select Edit > Copy.5 Open the portable device, drive, or volume for the device ormemory card.6 Browse to a folder.7 Select Edit > Paste.The file appears in the list of files in the device memory or onthe memory card.Deleting FilesNOTICEIf you do not know the purpose of a file, do not delete it. Yourdevice memory contains important system files that should notbe deleted.1 Open the Garmin drive or volume.2 If necessary, open a folder or volume.3 Select a file.4 Press the Delete key on your keyboard.Disconnecting the USB CableIf your device is connected to your computer as a removabledrive or volume, you must safely disconnect your device fromyour computer to avoid data loss. If your device is connected toyour Windows computer as a portable device, it is notnecessary to safely disconnect.1 Complete an action:• For Windows computers, select the Safely RemoveHardware icon in the system tray, and select your device.• For Mac computers, drag the volume icon to the trash.2 Disconnect the cable from your computer.TroubleshootingViewing Device InformationYou can view the unit ID, software version, and licenseagreement.Select Settings > About Monterra.Updating the SoftwareNOTE: Updating the software does not erase any of your dataor settings.1 Connect your device to a computer using the USB cable.2 Go to www.garmin.com/products/webupdater.3 Follow the on-screen instructions.Resetting the DeviceIf the device stops responding, you may need to reset it. Thisdoes not erase any of your data or settings.1 Remove the batteries.2 Reinstall the batteries.Registering Your DeviceHelp us better support you by completing our online registrationtoday.• Go to http://my.garmin.com.• Keep the original sales receipt, or a photocopy, in a safeplace.Getting More InformationYou can find more information about this product on the Garminwebsite.• Go to www.garmin.com/outdoor.• Go to www.garmin.com/learningcenter.• Go to http://buy.garmin.com, or contact your Garmin dealerfor information about optional accessories and replacementparts.AppendixOptional MapsYou can use additional maps with the device, such as BirdsEyesatellite imagery, BlueChart g2, and City Navigator detailedmaps. Detailed maps may contain additional points of interest,such as restaurants or marine services. For more information,go to http://buy.garmin.com or contact your Garmin dealer.tempeThe tempe is an ANT+ wireless temperature sensor. You canattach the sensor to a secure strap or loop where it is exposedto ambient air, and therefore, provides a consistent source ofaccurate temperature data. You must pair the tempe with yourdevice to display temperature data from the tempe.12 Appendix