Troubleshooting Checklist
4-4
Troubleshooting
4.2
TROUBLESHOOTING CHECKLIST
If the device 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 device was installed properly
according to the installation instructions in
Chapter 3
, and that the device chassis is
powered properly.
No local
management
startup screen.
Incorrect terminal setup.
Refer to the Matrix C Series Configuration
Guide for proper setup procedures.
Improper console cable
pinouts.
Refer to
Appendix A
for proper Console port
pinouts.
Corrupt firmware image,
or hardware fault.
If possible, attempt to download the image to
the device again. Refer to Matrix C Series
Configuration Guide for instructions to clear
NVRAM.
Cannot navigate
beyond startup
screen.
Improper Community
Names Table.
Refer to the Matrix C Series Configuration
Guide for the Community Names Table
setup.
If the Community Names have been
forgotten, refer to Matrix C Series
Configuration Guide for instructions on how
to set the mode switch to reset the
Community Names to their default values.
