Troubleshooting The Access Point Join Process - Cisco AIR-CAP3502I-A-K9 Getting Started Manual

Table 1 LED Status Indications (continued)
Message
Type
Operating status
Boot loader warnings
Boot loader errors
Cisco IOS errors

Troubleshooting the Access Point Join Process

Access points can fail to join a controller for many reasons: a RADIUS authorization is pending;
self-signed certificates are not enabled on the controller; the access point's and controller's regulatory
domains don't match, and so on.
16
Status
LED
Blinking blue
Cycling through green,
red, and off
Rapidly cycling
through blue, green,
and red
Blinking red
Blinking blue
Red
Blinking green
Red
Blinking red and blue
Blinking red and off
Red
Cycling through blue,
green, red, and off
Message
Meaning
Software upgrade in progress
Discovery/join process in progress
Access point location command invoked
Ethernet link not operational
Configuration recovery in progress (MODE
button pushed for 2 to 3 seconds)
Ethernet failure or image recovery (MODE
button pushed for 20 to 30 seconds)
Image recovery in progress (MODE button
released)
DRAM memory test failure
FLASH file system failure
Environment variable failure
Bad MAC address
Ethernet failure during image recovery
Boot environment failure
No Cisco image file
Boot failure
Software failure; try disconnecting and
reconnecting unit power
General warning; insufficient inline power