Enterasys Networks 5H102-48 用户手册

Troubleshooting Checklist

Troubleshooting

If the module is not working properly, refer to 

 for a checklist of problems, possible 

causes, and recommended actions to resolve the problem.

All LEDs are 
OFF.

Loss of power.

Ensure that the module was installed 
properly according to the installation 
instructions in 

, and that the host 

chassis is powered properly.

No Local 
Management 
Password screen.

Autobaud is enabled, but 
the baud rate has not yet 
been detected.

Press ENTER (RETURN) (may take up to 
four times).

Incorrect terminal setup.

Refer to the MATRIX E5 Series Modules 
Local Management User’s Guide for proper 
setup procedures.

Improper console cable 
pinouts.

Refer to 

 for proper COM port 

pinouts.

Corrupt firmware image, 
or hardware fault.

If possible, attempt to download the image to 
the module again. Refer to 

 for 

instructions to clear NVRAM.

Cannot navigate 
beyond Password 
screen.

Improper Community 
Names Table.

1.  Refer to the MATRIX E5 Series Modules 

Local Management User’s Guide for the 
Community Names Table setup.

2. If the Community Names have been 

forgotten, refer to 

 for 

instructions on how to set the mode switch 
to reset the Community Names to their 
default values.