Installation guide

Troubleshooting Checklist
SecureStack C3 Installation Guide 4-5
Troubleshooting Checklist
Ifthedeviceisnotworkingproperly,refertoTable 4‐4forachecklistofproblems,
possiblecauses,andrecommendedactionstoresolvetheproblem.
Link/
Activity
Off 1. No link.
2. No activity or port in standby.
3. If the port is one of the highest numbered last
four RJ45 ports, the port is deactivated
because the Mini-GBIC port with the same
port number is linked.
4. If the port is a Mini-GBIC port, the port is
deactivated because the RJ45 port with the
same port number is linked.
None.
None.
None.
None.
Green Solid. Port is linked, but the interface is not
receiving any traffic.
None.
Blinking. Port is linked and traffic is being
received or transmitted by the interface.
None.
Table 4-3 LANVIEW LEDs (continued)
LED Color State Recommended Action
Table 4-4 Troubleshooting Checklist
Problem Possible Cause Recommended Action
All LEDs are OFF. Loss of power. Ensure that the switch was installed properly according to
the installation instructions in Chapter 3.
Ensure that the power cords are connected properly to an
active power source that meets the AC input specifications
for this switch.
Ensure that the AC power cord is not damaged. Replace the
power cord with a known good one.
No local
management
startup screen.
Incorrect terminal setup. Refer to the SecureStack C3 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 the SecureStack C3 Configuration Guide for
details.
Cannot navigate
beyond startup
screen.
Improper Community Names
Tab le .
Refer to the SecureStack C3 Configuration Guide for the
Community Names Table setup.