Cisco Cisco Aironet 1240 AG Access Point Guía De Instalación

Regarding LED status colors, it is expected that there will be small 
variations in color intensity and hue from unit to unit.  This is within 
the normal range of the LED manufacturer’s specifications and is not 
a defect.

Blue

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—

Normal operating condition; 
at least one wireless device 
associated.

Light green

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—

Normal operating condition; 
no wireless device associated.

—

Blinking 
green

—

Sending or receiving Ethernet 
packets.

—

—

Blinking 
green

Sending or receiving radio 
packets.

Blinking dark 
blue

Green or 
blinking 
green

Blinking 
green or off

Software upgrade in progress.