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22 nüvi 30/40/50 Owner’s Manual
3 Apply the liquid to the cloth.
4 Gently wipe the screen with the cloth.
• Remove the device and mount from sight when
not in use.
• Remove the residue left on the windshield by the
• Do not keep your unit in the glove compartment.
• Register your device at http://my.garmin.com.
Erasing User Data
1 Turn the device on.
2 Hold your finger on the lower-right corner of the
3 Keep your finger pressed until the pop-up window
4 Select Yes to clear all user data. All original settings are restored. Any items that you
have saved are erased.
Extending the Battery Life
Keep your device away from extreme
• Decrease the screen brightness ( page 4).
• Do not leave your device in direct sunlight.
• Decrease the volume ( page 4).
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nüvi 30/40/50 Owner’s Manual 23
Changing the Fuse in the Vehicle
When replacing the fuse, do not lose any of the small
pieces and make sure they are put back in the proper
position. The vehicle power cable does not work
unless it is assembled correctly.
If your device does not charge in your vehicle, you
may need to replace the fuse located at the tip of the
1 Unscrew the end piece.
TIP: You may need to use a coin to remove the
2 Remove the end piece, the metal tip, and the
fuse (glass and metal cylinder).
3 Install a 1 A fast-blow fuse.
4 Place the metal tip in the end piece.
5 Screw the end piece back into the vehicle power
Removing the Device, Cradle, and
Removing the Device from the Cradle
Press up on the tab on the top of the cradle.
2 Tilt the device forward.
Removing the Cradle from the Mount
Turn the cradle to the right or left .
2 Apply pressure until the socket on the cradle
releases the ball on the mount.
Removing the Suction Cup Mount from the
Flip the lever on the suction cup mount toward
2 Pull the tab on the suction cup toward you.
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24 nüvi 30/40/50 Owner’s Manual
About nüMaps Lifetime
For a one-time payment, you can receive up to four
map updates each year for the life of your device. For
more information on nüMaps Lifetime
terms and conditions, go to www.garmin
.com, and click Maps.
Garmin is not responsible for the accuracy of, or
the consequences of using, a custom POI or safety
Safety camera information is available in some
locations. Check http://my.garmin.com for availability.
For these locations, the nüvi includes the locations
of hundreds of safety cameras. Your nüvi alerts you
when you are approaching a safety camera and
can warn you if you are driving too fast. The data is
updated at least weekly, so you always have access
to the most up-to-date information. You can purchase a new region or extend an existing
subscription at any time. Each region that you
purchase has an expiration date.
Go to http://buy.garmin.com.
Contacting Garmin Product Support
You can contact
Garmin Product Support if you have
any questions about this product.
• Go to www.garmin.com/support .
• In the USA, call (913) 397.8200.
• In the UK, call 0808 2380000.
• In Europe, call +44 (0) 870.8501241.
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nüvi 30/40/50 Owner’s Manual 25
My device is not acquiring
satellite signals •
Select Settings > System > GPS Simulator > Off.
• Make sure your device is out of parking garages and away from tall buildings and trees.
• Remain stationary for several minutes.
The suction cup will not
stay on my windshield. •
Clean the suction cup and windshield with rubbing alcohol.
• Dry with a clean, dry cloth.
• Mount the suction cup ( page 1).
The device does not
charge in my vehicle. •
Check the fuse in the vehicle power cable ( page 23).
• Verify the vehicle is turned on and is supplying power to the power outlet.
• Your device can only charge between 32°F and 113°F (between 0°C and 45°C). If the
device is placed in direct sunlight or in a hot environment, it cannot charge.
My battery does not stay
charged for very long. To maximize the time between charges, turn down the backlight (
My battery gauge does not
seem accurate. Allow the unit to fully discharge, and fully charge it (without interrupting the charge cycle).
How do I know my device
is in USB mass storage
mode? When your device is in USB mass storage mode, a picture of a device connected to a
computer is shown on the device screen. Also, you should see one or two new removable disk
drives listed in
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26 nüvi 30/40/50 Owner’s Manual
The device is connected
to the computer, but it will
not go into mass storage
mode.1 Disconnect the USB cable from your computer.
2 Turn off the device.
3 Plug the USB cable into a USB port on your computer and into your device.
The device automatically turns on and goes into USB mass storage mode.
4 Verify your device is connected to a USB port and not a USB hub.
I cannot see any new
removable drives in my list
of drives. If you have several network drives mapped on your computer, Windows can have trouble
assigning drive letters to your device drives. Refer to your operating system Help file to learn
how to map or assign drive letters.