Cisco Systems OL-27407-01 manual 4G LTE LED Descriptions

Chapter 1 Product Overview

Cisco 810 Series

Table 1-9	WLAN LED Descriptions (continued)
WLAN LED		Color	Description
Boot loader errors		Blinking Red and Blue	FLASH file system failure.
		Blinking Red and Off	Environment variable failure.
			Bad MAC address.
			Ethernet failure during the 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.

Table 1-10describes the 4G LTE LEDs for the Cisco 819 ISR.

Table 1-10	4G LTE LED Descriptions
LED		Color	Description
SYS		Yellow	FPGA download is complete.
		Green (blinking)	ROMMON is operational.
		Green (solid)	IOS is operational.
		Green (four blinks	Reset button has been pushed during the bootup.
		during bootup)
		Off	After powering up, when FPGA is being downloaded (in
			ROMMON).
ACT		Green	Network activity on FE Switch ports, GE WAN port, 3G
			cellular interface, and serial interfaces.
		Off	No network connectivity.
WWAN		Green	Module is powered on and connected but not
			transmitting or receiving.
		Green (slow blinking)	Module is powered on and searching for connection.
		Green (fast blinking)	Module is transmitting or receiving.
		Off	Module is not powered.
GPS		Green (solid)	Standalone GPS.
		Green (slow blinking)	GPS is acquiring.
		Yellow (solid	Assisted GPS.
		Yellow (slow blinking)	Assisted GPS is acquiring.
		Off	GPS is not configured.

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