Enterasys Networks 5H102-48 - Manual (Page 39)

Troubleshooting Checklist
Troubleshooting 4-5
4.2 TROUBLESHOOTING CHECKLIST
If the module is not working properly, refer to Table 4-2 for 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
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 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 Appendix A for proper COM port
pinouts.
Corrupt firmware image,
or hardware fault. If possible, attempt to download the image to
the module again. Refer to
Section B.2 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 Section B.2 for
instructions on how to set the mode switch
to reset the Community Names to their
default values.