4-4
Cisco Aironet 1240AG Series Access Point Hardware Installation Guide
OL-8371-05
Chapter4 Troubleshooting 1240AG Series Lightweight Access Points
Checking the Lightweight Access Point LEDs
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 pink Image recovery in progress and Mode button is
released.
Boot loader errors Red Red Red DRAM memory test failure.
Off Red Blinking red
and blue
Flash file system failure.
Off Amber Blinking red
and
blue-green
Environment variable (ENVAR) failure.
Amber Off Blinking red
and yellow
Bad MAC address.
Red Off Blinking red
and off
Ethernet failure during image recovery.
Amber Amber Blinking red
and off
Boot environment error.
Red Amber Blinking red
and off
No Cisco IOS image file.
Amber Amber Blinking red
and off
Boot failure.
Cisco IOS errors Blinking amber Transmit or receive Ethernet errors.
—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 for Lightweight Access Points
section).
Controller status Alternating green, red , and amber1Connecting to the controller.
Note If the access point remains in this mode for
more than five minutes, the access point is
unable to find the controller. Ensure a DHCP
server is available or that controller
information is configured on the access point.
Green Green Blinking dark
blue
Loading the access point image file.
1. This status indication has the highest priority and overrides other status indications.
Table4-1 LED Signals (continued)
Message type Ethernet LED Radio LED Status LED Meaning