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Accessing the Latest Troubleshooting Tips
Accessing the Latest Troubleshooting Tips
This chapter provides basic troubleshooting tips for your client adapter. For more up-to-date and
complex troubleshooting information, refer to the TAC web site at http://www.cisco.com/tac. Select
Wireless LAN under "Top Issues."
Interpreting the Indicator LEDs
The client adapter shows messages and error conditions through its two LEDs:
•
•
Table 9-1
Table 9-1
Normal
Operation
Error
Conditions
Cisco Aironet Wireless LAN Adapters Installation and Configuration Guide for Mac OS
9-2
Link Integrity/Power LED (green) – This LED lights when the client adapter is receiving power
and blinks slowly when the adapter is linked with the network.
Link Activity LED (amber) – This LED blinks quickly when the client adapter is receiving or
transmitting data and blinks in a repeating pattern to indicate an error condition.
interprets the LED operating messages.
LED Operating Messages
Green LED
Blinking quickly
Blinking slowly
Continuously on
or blinking slowly
Off
On continuously
Off
Off
Off
Off
Off
Off
Off
Amber LED
Condition
Blinking quickly
Power is on, self-test is OK, and client adapter is
scanning for a network.
Blinking quickly
Client adapter is associated to an access point.
Blinking
Client adapter is transmitting or receiving data
while associated to an access point.
Blinking quickly
Client adapter is in power save mode.
Blinking quickly
Client adapter is in ad hoc mode.
Off
Client adapter is not receiving power or an error
has occurred.
1 blink at
RAM failure. Refer to the
2-second rate
Assistance"
support information.
2 fast blinks,
Flash boot block checksum failure. Refer to the
2-second pause
"Obtaining Technical Assistance"
Preface for technical support information.
3 fast blinks,
Firmware checksum failure. Reload the
2-second pause
firmware.
4 fast blinks,
MAC address error (error reading MAC chip).
2-second pause
Reload the firmware.
5 fast blinks,
PHY access error. Refer to the
2-second pause
Technical Assistance"
technical support information.
6 fast blinks,
Incompatible firmware. Load the correct
2-second pause
firmware version.
Chapter 9
Troubleshooting
"Obtaining Technical
section in the Preface for technical
section in the
"Obtaining
section in the Preface for
OL-1377-01
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Table of Contents
Troubleshooting
