User's Manual
22-11
Cisco IOS Software Configuration Guide for Cisco Aironet Access Points
OL-11350-01
Chapter 22  Wireless Device Troubleshooting
 Checking the Top Panel Indicators
Figure 22-7 LEDs 
Normal Mode LED Indications
During access point/bridge operation the LEDs provide status information as shown in Table 22-4.
R Radio LED  E Ethernet LED
S Status LED  I Install LED 
117061
RS
I
E
Table 22-4 LED Indications
Ethernet 
LED
Status
LED
Radio
LED
Install
LED
Meaning
Off — — — Ethernet link is down or disabled.
Blinking 
green
— — — Transmitting and receiving Ethernet packets.
Blinking 
amber
— — — Transmitting and receiving Ethernet errors.
amber — — — Firmware error—disconnect and reconnect the power injector power 
jack. If the problem continues, contact technical support for 
assistance.
— Blinking 
green
— — Root bridge mode—no remote bridges are associated.
Non-root bridge mode—not associated to the root bridge.
If all bridges are powered up, this could be caused by incorrect SSID 
and security settings or improper antenna alignment. You should 
check the SSID and security settings of all bridges and verify antenna 
alignment.
If the problem continues, contact technical support for assistance.
— Green — — Root mode—associated to at least one remote bridge.
Non-root mode—associated to the root bridge.
This is normal operation.
— Blinking 
amber
— — General warning—disconnect and reconnect the power injector power 
jack. If the problem continues, contact technical support for 
assistance.
— Amber — — Loading firmware.










