Troubleshooting; Basic Troubleshooting Tips - HP ProCurve 1400-24G Installation And Getting Started Manual

Troubleshooting

This section describes how to troubleshoot the switch.
This chapter describes the following:
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Basic Troubleshooting Tips

Common problems and their solutions are listed in the following table.
For more information on possible network problems and their solutions, refer
to the technical note "Troubleshooting LAN Performance and Intermittent
Connectivity Problems", which can be found on the ProCurve Networking
Web site,
basic troubleshooting tips
diagnosing with the LEDs
testing the switch by resetting It
ProCurve Networking Customer Support Services
http://www.procurve.com
Problem
Switch fails Power On Self
Test (POST)
Link light does not light when
a cable is connected.
(page 3-1)
(page 3-2)
(page 3-3)
, in the Information Library section.
Resolution
Troubleshoot using the LEDs. See "Diagnosing with the
LEDs" on page 3-2
Look for loose or obviously faulty connections. If they
appear to be OK, make sure the connections are snug. If
that does not correct the problem, try a different cable.
3
(page 3-3)
3-1