Troubleshooting Checklist

4.2TROUBLESHOOTING CHECKLIST

If the module is not working properly, refer to Table 4-2for a checklist of problems, possible causes, and recommended actions to resolve the problem.

Table 4-2 Troubleshooting Checklist

Problem

Possible Cause

Recommended Action

 

 

 

All LEDs are

Loss of power.

Ensure that the module was installed

OFF.

 

properly according to the installation

 

 

instructions in Chapter 3, and that the host

 

 

chassis is powered properly.

 

 

 

No Local

Autobaud is enabled, but

Press ENTER (RETURN) (may take up to

Management

the baud rate has not yet

four times).

Password screen.

been detected.

 

 

 

 

 

Incorrect terminal setup.

Refer to the MATRIX E5 Series Modules

 

 

Local Management User’s Guide for proper

 

 

setup procedures.

 

 

 

 

Improper console cable

Refer to Appendix A for proper COM port

 

pinouts.

pinouts.

 

 

 

 

Corrupt firmware image,

If possible, attempt to download the image to

 

or hardware fault.

the module again. Refer to Section B.2 for

 

 

instructions to clear NVRAM.

 

 

 

Cannot navigate

Improper Community

1. Refer to the MATRIX E5 Series Modules

beyond Password

Names Table.

Local Management User’s Guide for the

screen.

 

Community Names Table setup.

 

 

2. If the Community Names have been

 

 

forgotten, refer to Section B.2 for

 

 

instructions on how to set the mode switch

 

 

to reset the Community Names to their

 

 

default values.

 

 

 

Troubleshooting 4-5

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Enterasys Networks 5H102-48, 5H103-48 manual Troubleshooting Checklist, Off