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Cabletron Systems 8H02-16 User Manual

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Chapter 4: Troubleshooting
4-2
8H02-16 User’s Guide
Table 4-1
LANVIEW LEDs 
LED
Color
State
Recommended Action
PWR
Green
Functional.
No action.
Red
5-Volt output out of 
regulation.
Contact Cabletron Systems 
Technical Support.
CPU
Off
Power off.
Power up device.
Red
Flashing. Hardware 
failure has occurred.
Contact Cabletron Systems 
Technical Support.
Solid. Reset, normal 
power up reset.
No action.
Yellow
Crippled. Limited 
functionality.
Contact Cabletron Systems 
Technical Support.
Green
Functional.
No action.
Yellow 
and 
Green
Booting. Blinks yellow 
and green while 
booting.
No action.
TX
Off
Port enabled, and no 
activity.
Should flash green every 2 
seconds indicating BPDUs 
being sent if STA is enabled 
and there is a valid link.
Green
Flashing. Indicates 
activity. Rate indicates 
data rate.
No action.
Yellow
Blinking. Port in 
standby.
Port may be disabled due to 
Spanning Tree.
Red
Flashing. Indicates 
collision rate. 
No action.
Solid indicates 
numerous collisions 
and indicates a 
problem. 
Contact Cabletron Systems 
Technical Support for 
assistance.
RX
Off
Port in standby if 
yellow TX LED is 
blinking, or no Link.
No error.
Green
Solid. Port enabled, 
link, no activity.
No error.
Blinking. Port 
disabled, link.
No error.
Yellow
Flashing. Indicates 
receive activity.
No error.