Cisco Systems 1240AG manual Checking Basic Settings

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