Garmin nuvi 2457LMT Owner's Manual

Contents

Getting StartedWARNINGSee the Important Safety and Product Information guide in theproduct box for product warnings and other importantinformation.Connecting the Device to Vehicle PowerWARNINGThis product contains a lithium-ion battery. To prevent thepossibility of personal injury or product damage caused bybattery exposure to extreme heat, store the device out of directsunlight.Before you use your device on battery power, you shouldcharge it.1 Plug the vehicle power cable À into the USB port on thedevice.2 Press the mount Á onto the suction cup Â until it snaps intoplace.3 Press the suction cup to the windshield, and flip the lever Ãback toward the windshield.4 Fit the tab on the top of the mount into the slot on the back ofthe device.5 Press the bottom of the mount into the device until it clicks.6 Plug the other end of the vehicle power cable into a poweroutlet in your vehicle.Support and UpdatesGarmin® Express provides easy access to these services foryour device.• Product registration• Software and map updates• Product manuals• Vehicles, voices, and other extrasSetting Up Garmin Express1 Plug the small end of the USB cable into the port on thedevice.2 Plug the larger end of the USB cable into an available USBport on your computer.3 Go to www.garmin.com/express.4 Follow the on-screen instructions.nüMaps Guarantee™Your device may be eligible for a free map update within 90days of first acquiring satellites while driving. Go towww.garmin.com/numaps for terms and conditions.Lifetime SubscriptionsSome models include subscriptions to lifetime features. Formore information, go to www.garmin.com/lmt.LT: This model includes a lifetime traffic subscription and atraffic receiver.LM: This model includes a nüMaps Lifetime™ subscription,which provides quarterly map updates for the useful life ofyour device. For terms and conditions go towww.garmin.com/us/maps/numaps_lifetime.LMT: This model includes a nüMaps Lifetime subscription,lifetime traffic subscription, and a traffic receiver.Activating Lifetime Maps1 Go to www.garmin.com/express.2 Follow the on-screen instructions.NOTE: If you register the device, you can receive e-mailnotifications when a map update is available.Entering and Exiting Sleep ModeYou can use sleep mode to conserve battery power when yourdevice is not in use. While in sleep mode, your device uses verylittle power and can wake instantly for use.TIP: You can save power by putting the device in sleep modewhile charging the battery.Press the power key À.Turning Off the Device1 Hold the power key until a prompt appears on the screen.The prompt appears after five seconds. If you release thepower key before the prompt appears, the device enterssleep mode.2 Select Off.Resetting the DeviceYou can reset your device if it stops functioning.Hold the power key for 10 seconds.Acquiring GPS SignalsTo navigate with your device, you must acquire satellites. inthe status bar indicates the satellite signal strength (seepage 2). Acquiring satellites can take several minutes.1 Turn on the device.2 If necessary, go outdoors to an open area, away from tallbuildings and trees.3 If necessary, hold to view detailed information about thesatellite signals.Adjusting the Screen Brightness1 Select Settings > Display > Brightness.2 Use the slider bar to adjust the brightness.Adjusting the Volume1 Select Volume.2 Select an option:• Use the slider bar to adjust the volume.• Select to mute the device.• Select for additional options.About Automatic VolumeOn devices with hands-free calling, automatic volume allows thedevice to adjust the volume level based on the backgroundnoise in the vehicle (page 8).Getting Started 1