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Cisco Systems MWR 1900 Manual De Usuario

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A-4
Cisco MWR 1900 Mobile Wireless Edge Router Hardware Installation Guide
78-13982-02
Appendix A      Troubleshooting
Reading the LEDs
Figure A-1
Front Panel of the MWR 1900
Table A-1
Chassis LEDs
LED
Color
Status
Power
Green
Operating voltages on the mainboard are within acceptable ranges.
Off
The router is not connected to a power supply or an error condition has 
been detected in the operating voltages.
Status
Green
The router’s software has booted up and the system is operational.
Off
The router has not yet booted or an error condition has been detected in 
the boot process.
Activity
Green
Packets or interrupts are being sent or received by the router.
Off
No activity.
Table A-2
Fast Ethernet Connector LEDs
LED
Color
Status
Activity
Green
Data is being transmitted on the link.
Off
No data is being transmitted.
Speed
Green
100 Mbps communication speed attained.
Off
10 Mbps communication speed attained, or no link established.
Link
Green
Ethernet link is established.
Off
No established link.
65783
SEE MANUAL
 BEFORE IN
STALLATION
SEE MANUAL
 BEFORE IN
STALLATION
DSU
56K
CONSOLE
AUXILIARY
Network module
slot
Fast
ethernet
LEDs:
Activity (G)
Speed (G)
Link (G)
VWIC LEDs:
Alarm (A)
Loopback (A)
Carrier detect (G)
VWIC
position 0
2 ports
VWIC
position 2
2 FE
ports
VWIC
position 1
2 ports
Compact
flash slot
Console
port
Auxiliary
port
VWIC LEDs:
Alarm (A)
Loopback (A)
Carrier detect (G)
Power (G)
Air vent (both sides)
Status (G)
Chassis LEDs
Activity (G)