Chapter 3 Troubleshooting 1240AG Series Autonomous Access Points

Checking Basic Settings

Table 3-1

LED Signals (continued)

 

 

 

 

 

 

 

 

 

 

Message type

 

Ethernet LED

 

Radio LED

Status LED

Meaning

 

 

 

 

 

 

Boot loader warnings

Off

 

Off

Yellow

Ethernet link not operational.

 

 

 

 

 

 

 

 

 

Red

 

Off

Yellow

Ethernet failure.

 

 

 

 

 

 

 

 

 

Amber

 

Off

Yellow

Configuration recovery in progress

 

 

 

 

 

 

(Mode button pressed for 2 to 3 seconds).

 

 

 

 

 

 

 

 

 

Off

 

Red

Pink

Image recovery

 

 

 

 

 

 

(Mode button pressed for 20 to 30 seconds)

 

 

 

 

 

 

 

 

 

Blinking green

 

Blinking red

Blinking

Image recovery in progress and Mode button is

 

 

 

 

 

pink

released.

 

 

 

 

 

 

Boot loader errors

Red

 

Red

Red

DRAM memory test failure.

 

 

 

 

 

 

 

 

 

Off

 

Red

Blinking red

Flash file system failure.

 

 

 

 

 

and blue

 

 

 

 

 

 

 

 

 

 

Off

 

Amber

Blinking red

Environment variable (ENVAR) failure.

 

 

 

 

 

and

 

 

 

 

 

 

blue-green

 

 

 

 

 

 

 

 

 

 

Amber

 

Off

Blinking red

Bad MAC address.

 

 

 

 

 

and yellow

 

 

 

 

 

 

 

 

 

 

Red

 

Off

Blinking red

Ethernet failure during image recovery.

 

 

 

 

 

and off

 

 

 

 

 

 

 

 

 

 

Amber

 

Amber

Blinking red

Boot environment error.

 

 

 

 

 

and off

 

 

 

 

 

 

 

 

 

 

Red

 

Amber

Blinking red

No Cisco IOS image file.

 

 

 

 

 

and off

 

 

 

 

 

 

 

 

 

 

Amber

 

Amber

Blinking red

Boot failure.

 

 

 

 

 

and off

 

 

 

 

 

 

 

Cisco IOS errors

Blinking

 

Transmit or receive Ethernet errors.

 

 

amber

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Blinking amber

Maximum retries or buffer full occurred on the

 

 

 

 

 

 

radio.

 

 

 

 

 

 

 

 

 

Red

 

Red

Amber

Software failure; try disconnecting and

 

 

 

 

 

 

reconnecting unit power.

 

 

 

 

 

 

 

 

 

 

Amber

General warning, insufficient inline power (see the

 

 

 

 

 

 

Low Power Condition section).

 

 

 

 

 

 

 

Checking Basic Settings

Mismatched basic settings are the most common causes of lost connectivity with wireless clients. If the access point does not communicate with client devices, check the following areas.

Cisco Aironet 1240AG Series Access Point Hardware Installation Guide

 

OL-8371-05

3-3

 

 

 

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Image 53
Cisco Systems 1240AG manual Checking Basic Settings