Cisco 800 Series Hardware Installation Manual page 45

Chapter 1 Product Overview
Table 1-9
WLAN LED
Boot loader status
sequence
Association status
Operating status
Boot loader errors
Cisco IOS errors
Table 1-10
Table 1-10
LED
SYS
WLAN LED Descriptions
Color
Blinking Green
Green
Blue
Blinking Blue
Rapidly cycling through
Blue, Green, Red, and
White
Blinking Red
Blinking Red and Blue
Blinking Red and Off
Red
describes the 4G LTE LEDs for the Cisco 819 ISR.
4G LTE LED Descriptions
Color
Yellow
Green (blinking)
Green (solid)
Green (four blinks
during bootup)
Off
Description
Board initialization in progress.
Initializing FLASH file system.
Initializing Ethernet.
Ethernet is OK.
Starting Cisco IOS.
Initialization is successful.
Normal operating condition with no
wireless client associated.
Normal operating condition with at least
one wireless client associated.
Software upgrade in progress.
Access point location command invoked.
Ethernet link is not operational.
FLASH file system failure.
Environment variable failure.
Bad MAC address.
Ethernet failure during the image recovery.
Boot environment failure.
No Cisco image file.
Boot failure.
Software failure. Try to disconnect and
reconnect the unit power.
Description
FPGA download is complete.
ROMMON is operational.
IOS is operational.
Reset button has been pushed during the bootup.
After powering up, when FPGA is being downloaded (in
ROMMON).
Cisco Integrated Services Router Hardware Installation Guide
Cisco 810 Series
1-25