10-3
Cisco 1120 Connected Grid Router Hardware Installation Guide
OL-26438-02
Chapter 10 Router LED Locations and States
SYS LED – System Status
SYS LED – System Status
The power status LED indicates when the router has power.
ACT LED – System Activity
The system activity (ACT) LED indicates the state of the router CPU.
WIFI LED – WiFi Link Status
The WiFi link status (WIFI) LED indicates the state of the router short-range access point link.
GPS LED – GPS Link Status
The GPS link status (GPS) LED indicates the state of the link between the router and the GPS satellite.
System LED
LED Label Color and State
Description
SYS
Green
Normal system operating status
Green blinking
The system is starting up or power cycling, and loading system software,
including BIOS and operating system
Amber
System receiving power but there is an error condition
Off
System not receiving power
Activity LED
LED Label
Color and State
Description
ACT
Green blinking
The router CPU is operating normally.
Green solid
The router CPU is not operating, or is not operating normally.
Off
The router CPU is not operating.
WiFi LED
LED Label
Color and State
Description
WIFI
Green
WiFi link established
Green blinking
WiFi link established and data transfer in progress
Yellow
No WiFi link