Table of Contents
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Troubleshooting Checklist
4.2
TROUBLESHOOTING CHECKLIST
If the 2H252-25R is not working properly, refer to
causes, and recommended actions to resolve the problem.
Table 4-2 Troubleshooting Checklist
Problem
All LEDs are OFF.
No Local Management
Password screen.
4-6
Troubleshooting
Possible Cause
Loss of power.
Installed improperly.
Autobaud is enabled, but the
baud rate has not yet been
detected.
Terminal setup is not correct.
Improper console cable
pinouts.
Corrupt firmware image, or
hardware fault.
Table 4-2
for a checklist of possible problems,
Recommended Action
Check for proper connection of the
power cable and its access to a live
outlet.
Ensure that the 2H252-25R was
installed properly according to the
installation instructions in
Chapter
3.
Press ENTER (RETURN) (may
take up to four times).
Refer to the SmartSwitch Series
2E253, 2H252, 2H253 and 2H258
Local Management User's Guide
for proper setup procedures.
Refer to
Appendix A
console port pinouts.
If possible, attempt to download
the image to the 2H252-25R again.
Refer to
Section B.3
instructions to clear NVRAM.
for proper
for
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Table of Contents
Troubleshooting
