Quick Start Manual

5
The two LEDs show the current status of the AirCard 313U
modem.
LED Operation
Color / State Power LED Data LED
Off
Not powered
Unable to
detect service
Blinking
—
4G (LTE)
network
detected
Blinking
Firmware is
updating.
Do not remove
your AirCard
313U.
3G network
detected
Blinking
Initializing
2G network
detected
Solid
—
Connected to a
4G network
Solid
Powered on
Connected to a
3G network
Solid
AirCard 313U
error
Connected to a
2G network
For LED troubleshooting information, see page 10.