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Chapter 10
Router LED Locations and States
SYS LED – System Status
The power status LED indicates when the router has power.
System LED
LED Label Color and State
SYS
ACT LED – System Activity
The system activity (ACT) LED indicates the state of the router CPU.
Activity LED
LED Label
ACT
WIFI LED – WiFi Link Status
The WiFi link status (WIFI) LED indicates the state of the router short-range access point link.
WiFi LED
LED Label
WIFI
GPS LED – GPS Link Status
The GPS link status (GPS) LED indicates the state of the link between the router and the GPS satellite.
OL-26438-02
Description
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
Color and State
Description
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.
Color and State
Green
Green blinking
Yellow
Description
WiFi link established
WiFi link established and data transfer in progress
No WiFi link
Cisco 1120 Connected Grid Router Hardware Installation Guide
SYS LED – System Status
10-3
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