Troubleshooting – Garmin nuvi 800 User Manual
Page 69
nüvi 800 Series Owner’s Manual
Appendix
Troubleshooting
Problem/Question
Solution/Answer
My nüvi never gets
satellite signals.
Take your nüvi 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 as described on
My nüvi does not
charge in my vehicle.
Check the fuse in the vehicle power cable. Ensure the vehicle is
turned on and is supplying power to the power outlet. See
Your nüvi can only charge between 32°F and 113°F (0°C and 45°C).
If the nüvi 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.
Touch
Tools
>
Settings
>
Display
>
Adjust Brightness
.
To avoid draining the battery, remove the battery when your nüvi is
not in use.
My battery gauge does
not seem accurate.
Allow the unit to fully discharge, and then fully charge it (without
interrupting the charge cycle).
How do I clear all my
user data?
Hold your finger on the lower-right corner of the nüvi screen while it
is turning on. Keep your finger pressed until the message appears.
Touch
Yes
to clear all user data.
The nüvi is locked
up/frozen.
If the nüvi screen stops functioning, turn the nüvi off and on again.
If this does not help, slide the
Power
key to the left and hold it for 8
seconds. Turn the nüvi back on. The nüvi should operate normally.
The touch screen is
not responding to my
touches properly.
Slide the
Power
key to the left and hold it for 8 seconds. Release
the
Power
key, and press your finger to the screen. Hold your finger
on the screen for about 30 seconds until the calibration screen
appears (white screen with “Press dot”).