Datasheet

Troubleshooting Checklist
4-4 Troubleshooting
Troubleshooting Checklist
If the module is not working properly, refer to Table 4-4 for a checklist of problems,
possible causes, and recommended actions to resolve the problem.
RX
(Receive)
None No link. No activity. Port
enabled or disabled.
None.
Green Solid. Link present, port
enabled, no traffic is being
received by the interface.
None.
Amber Flashing. Link present, port
enabled, traffic is being
received by the interface.
None.
RX Red Blinking. Indicates
collisions. This indication is
only supported on 10/100
ports.
Contact Enterasys Networks for
technical support.
TX
(Transmit)
None Port enabled, but no activity. If it is known that the port should be
active and is not, contact Enterasys
Networks for technical support.
Green Flashing. Indicates data
transmission activity. Rate of
flashing indicates the data
rate.
None.
Red Flashing. Fault or Error
(collision).
None, unless there is a high rate of
activity. In this case, check for network
configuration problems or a defective
device.
Table 4-3 LANVIEW LEDs (continued)
LED Color State Recommended Action
Table 4-4 Troubleshooting Checklist
Problem Possible Cause Recommended Action
All LEDs are OFF. Loss of power. Ensure that the module was installed properly
according to the installation instructions in
Chapter 3, and that the host chassis is providing
power.