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Chapter 4 Checking the Lightweight Access Point LEDs
Troubleshooting 1240AG Series Lightweight Access Points
LED Signals (continued)
Message type Boot loader warnings
Ethernet LED Off Red Amber Off Blinking green
Radio LED Off Off Off Red Blinking red Red Red Amber
Status LED Yellow Yellow Yellow Pink
Meaning Ethernet link not operational. Ethernet failure. Configuration recovery in progress (Mode button pressed for 2 to 3 seconds). Image recovery (Mode button pressed for 20 to 30 seconds)
Blinking pink Image recovery in progress and Mode button is released. Red Blinking red and blue Blinking red and blue-green Blinking red and yellow Blinking red and off Blinking red and off Blinking red and off Blinking red and off - - Amber Amber DRAM memory test failure. Flash file system failure. Environment variable (ENVAR) failure.
Boot loader errors Red Off Off
Amber Red Amber Red Amber Cisco IOS errors
Off Off Amber Amber Amber
Bad MAC address. Ethernet failure during image recovery. Boot environment error. No Cisco IOS image file. Boot failure. Transmit or receive Ethernet errors. Maximum retries or buffer full occurred on the radio. Software failure; try disconnecting and reconnecting unit power. General warning, insufficient inline power (see the Low Power Condition for Lightweight Access Points section). Connecting to the controller.
Blinking amber - - Red - Blinking amber Red -
Alternating green, red , and amber1
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.
Blinking dark Loading the access point image file. blue
1. This status indication has the highest priority and overrides other status indications.
Cisco Aironet 1240AG Series Access Point Hardware Installation Guide