Cisco Systems CSACS1121K9 manual Led

Chapter 5 Troubleshooting Autonomous Access Points

Checking the Autonomous Access Point LEDs

Table 5-1 Top Panel LED Signals

Message	Ethernet	Status	Radio	Meaning
type	LED	LED	LED
Boot loader	Green	–	Green	DRAM memory test.
status
	–	Amber	Red	Board initialization test
	–	Blinking	Blinking	Flash memory test.
		green	green
	Amber	Green	–	Ethernet initialization test.
	Green	Green	Green	Starting Cisco IOS.
Association	–	Green	–	At least one wireless client device is
status				associated with the unit.
	–	Blinking	–	No client devices are associated; check the
		green		unit’s SSID and WEP settings.
Operating	–	Green	Blinking	Transmitting/receiving radio packets.
status			green
	Green	–	–	Ethernet link is operational.
	Blinking	–	–	Transmitting/receiving Ethernet packets.
	green
Boot Loader	Red	–	Red	DRAM memory test failure.
Errors
	–	Red	Red	File system failure.
	Red	Red	–	Ethernet failure during image recovery.
	Amber	Green	Amber	Boot environment error.
	Red	Green	Red	No Cisco IOS image file.
	Amber	Amber	Amber	Boot failure.
Operation	–	Green	Blinking	Maximum retries or buffer full occurred on
Errors			amber	the radio.
	Blinking	–	–	Transmit/receive Ethernet errors.
	amber
	–	Blinking	–	General warning.
		amber
Configuration	–	Amber	–	Resetting the configuration options to
Reset				factory defaults.
Failure	Red	Red	Red	Firmware failure; try disconnecting and
				reconnecting unit power.
Firmware	–	Red	–	Loading new firmware image.
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Cisco Aironet 1100 Series Access Point Hardware Installation Guide

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