Clarion AUTOPC 310C Owner's Manual page 159

Directions: route
calculation
GPS: areas where
signal is weak
Getting information
on GPS
If there is difficulty calculating a very complex route, try the following:
If you are using Local Roads, try using Fastest Route instead
Try to split the route into two or more routes
You might not get a GPS signal in heavily built up urban areas, tunnels,
or roads lined with tall trees.
To obtain information on GPS follow these procedures:
Manual ! !
Press Start, then
highlight Setup, then
Use to highlight GPS,
then
Comment
to Select Setup program.
Display reads: "Finding GPS receiver ..."
One of two things happen now:
1. Six types of GPS data become
available for viewing (see Types of
GPS data below).
2. "No GPS receiver detected!" is
displayed. Either this option is not
installed or may be damaged.
Clarion AutoPC Owner's Manual
147