Sierra Wireless 2130374 v3 Benutzerhandbuch

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User Guide
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7
7: Technical Specifications
• LED operation
• Radio frequency and 
electrical 
specifications
• Environmental 
specifications
This chapter describes the function of the LED, and provides 
technical product data for the AirCard 580 wireless modem.
LED operation
The AirCard 580 has a single red/green LED on the antenna 
end of the card. The LED operates as follows:
Table 7-1: LED operation
LED Behavior
Indicates
Slow flashing 
green
A signal has been acquired.
Fast flashing 
green
The AirCard has established a connection 
and is transferring data.
Blinking red
There is no signal.
Solid red
An error has occured.