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Cisco Systems 1900 Series Manual De Usuario

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Cisco 1900 Series Hardware Installation
OL-19084-02
Chapter 1      Overview of the Router
  Hardware Features
LED Indicators
 summarizes the LED indicators that are located in the router bezel or chassis, but not on the 
interface cards. Not all models have every LED.
Table 1-4
Summary of Cisco 1900 Series LED Indicators  
LED
Color
Description
Location
SYS
Solid 
green
Solid green indicates normal operation.
Front panel
Blinking 
green
System is booting or is in ROM monitor mode.
Amber
System error.
Off
Power is off or system board is faulty.
ACT
Green
Solid or blinking when any packets are transmitted or 
received on any WAN or LAN, or when monitoring system 
activity.
Front panel
PoE
Green
PoE is available.
Front panel
Amber
Power supply is not supplying PoE power.
WLAN 
2.4GHz 
(Wireless 
Models)
Green
On—Radio is connected, SSID
1
 is configured, signal is 
being transmitted, and client is associated, but no data is 
being received or being transmitted.
Slow blinking—Radio is connected, SSID is configured, and 
beacons are being transmitted.
Fast blinking—Data is either being received or being 
transmitted.
Off—Radio is shut down, and no SSID is configured.
Front panel
WLAN 5GHz 
(Wireless 
Models)
Green
On—Radio is connected, SSID is configured, signal is being 
transmitted, and client is associated, but no data is being 
received or being transmitted.
Slow blinking—Radio is connected, SSID is configured, and 
beacons are being transmitted.
Fast blinking—Data is either being received or being 
transmitted.
Off—Radio is shut down, and no SSID is configured.
Front panel