Cisco 521 Manual page 30

Note To see the Ethernet and Radio LEDs you must open the access
point cover.
The LED meanings are shown in this table.
Cable Bay Area
Ethernet
Green
Off
Off
Green
Green
–
–
Green
30
Top of Unit
Radio Status
Green Green
Blinking Blue-green
green
Green Pink
Off Dark blue
Green Green
– Light green
– Blue-green
– –
Meaning
DRAM memory test OK
Initialize Flash file system
Flash memory test OK
Ethernet test OK
Starting operating system
Normal operation, no
wireless devices associated
Normal operation, at least one
wireless device associated
Ethernet link is operational
OL-16715-01