Alpine NVE-N852ADVD - Manual (Page 9)

9
Locations where GPS signals are received easily
Locations where GPS signals cannot be received
GPS signals cannot be received in areas listed below. However, the gyroscope and
speed sensor will continue to provide data to track the vehicle’s progress along the route
without interruption.
GPS signals are received best in areas
where there are no tall buildings, trees,
or other tall objects that can obstruct the
signals.
In tunnels and indoor
parking lots Locations surrounded
by tall buildings Locations surrounded
by tall trees
On the bottom level of
double-decker express-
ways When a GPS satellite is low on the horizon (angle
below 10°), obstructions sometimes make normal
reception impossible