Installation guide

7: Technical Specifications
LEDs
For a description of LED operation for the AirCard 875, 880,
880E, 881, and 881E modems, please see the online Help in 3G
Watcher.
The following table describes the LED operation for the
AirCard USB modem:
Table 7-1: LEDs for the AirCard USB modem
7
LED State Indicates
Data Off The modem has no power. The
modem is not completely inserted into
the USB slot or the computer is in
suspend mode (which powers down
the modem).
Solid green The modem has power, has found a
signal, and is ready to connect.
Green,
blinking
slowly
The modem is powering up, or no
service is available. See the online
Help (“Not in Service”).
Green,
blinking
rapidly
The modem is sending or receiving
data.
PWR Off The modem has no power. The
modem is not completely inserted into
the USB slot or the computer is in
suspend mode (which powers down
the modem).
Red The modem has power; the battery is
low. The battery recharges whenever
the modem is connected to the PC.
You can continue to use the modem
while the battery is recharging.
Green The modem has power.
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