Cisco Systems C819HG4GVK9, C819GUK9 manual Wlan Led, Color, WLAN LED Descriptions

Chapter 3 Wireless Local Area Network

WLAN Features

Table 3-1	WLAN LED Descriptions
WLAN LED		Color	Description
Boot loader		Blinking Green	Board initialization in progress.
status sequence
			Initializing FLASH file system.
			Initializing Ethernet.
			Ethernet is OK.
			Starting Cisco IOS.
			Initialization successful.
Association		Green	Normal operating condition with no wireless client
status			associated.
		Blue	Normal operating condition with at least one wireless
			client associated.
Operating status		Blinking Blue	Software upgrade in progress.
		Rapidly cycling through	Access point location command invoked.
		Blue, Green, Red, and
		White
		Blinking Red	Ethernet link not operational.
Boot loader		Blinking Red and Blue	FLASH file system failure.
errors
		Blinking Red and Off	Environment variable failure.
			Bad MAC address.
			Ethernet failure during image recovery.
			Boot environment failure.
			No Cisco image file.
			Boot failure.
Cisco IOS errors		Red	Software failure. Try to disconnect and reconnect the unit
			power.

Cisco 819 Series Integrated Services Routers Software Configuration Guide

OL-23590-02 3-3