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Purchasing accessories
Go to http://buy.garmin.com.
Specifications
Operating temperature range -4° to 140°F (-20° to 60°C)
Charging temperature range 32° to 113°F (0° to 45°C)
Power input (vehicle or external
power)
8–28 Vdc
Battery life (nüvi 55/56) Up to 2 hours depending on usage
and settings
Battery life (nüvi 65/66) Up to 1 hour depending on usage and
settings
Battery type Lithium-ion
Battery voltage range 3.0 V–4.2 V
Troubleshooting
The suction cup will not stay on my
windscreen
1
Clean the suction cup and windscreen with surgical spirit.
2
Dry with a clean, dry cloth.
3
Mount the suction cup (Connecting the Device to Vehicle
Power).
My device is not acquiring satellite signals
Verify the GPS simulator is turned off (Navigation settings).
Take your device out of multi-storey car parks and away from
tall buildings and trees.
Remain stationary for several minutes.
The device does not charge in my vehicle
Check the fuse in the vehicle power cable (Changing the
Fuse in the Vehicle Power Cable).
Verify the vehicle is turned on and is supplying power to the
power outlet.
Verify the interior temperature of the vehicle is between 32°
and 113°F (between 0° and 45°C).
Verify that the fuse is not broken in the vehicle power outlet.
My battery does not stay charged for very
long
Decrease the screen brightness (Display Settings).
Shorten the display timeout (Display Settings).
Decrease the volume (Adjusting the volume).
Put the device in sleep mode when not in use (Entering and
exiting sleep mode).
Keep your device away from extreme temperatures.
Do not leave your device in direct sunlight.
My device does not appear as a removable
drive on my computer
On most Windows computers, the device connects using Media
Transfer Protocol (MTP). In MTP mode, the device appears as
a portable device and not as a removable drive. MTP mode is
supported by Windows 7, Windows Vista
®
and Windows XP
Service Pack 3 with Windows Media Player 10.
My device does not appear as a portable
device on my computer
On Mac computers and some Windows computers, the device
connects using USB mass storage mode. In USB mass storage
mode, the device appears as a removable drive or volume, and
not as a portable device. Windows versions prior to Windows
XP Service Pack 3 use USB mass storage mode.
My device does not appear as either a
portable device or a removable drive or
volume on my computer
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.
TIP: your device should be connected directly to a USB port
on your computer and not to a USB hub.
The device automatically turns on and goes into MTP mode or
USB mass storage mode. A picture of the device connected to a
computer appears on the device screen.
12 Troubleshooting
16


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