HP 5400 zl

5-1
Troubleshooting
5
Troubleshooting
This chapter describes how to troubleshoot your 5400 zl switches. Note that
thisdocument describestroubleshootingmostlyfrom ahardware perspective.
You can perform more in-depth troubleshooting using the software tools
available with the switch, including the full-featured console interface, the
built-in web browser interface, and ProCurve Manager, the SNMP-based
network management tool. For more information, see the chapter “Trouble-
shooting” in the Management and Configuration Guide, which is on the HP
networking Web site at www.hp.com/networking/support.
This chapter describes the following:
■ basic troubleshooting tips (page 5-2)
■ diagnosing with the LEDs (page 5-4)
■ HP networking tools (page 5-9)
■ hardware diagnostic tests (page 5-10)
■ restoring the factory default configuration (page 5-13)
■ downloading new code (page 5-14)
■ HP Customer Support Services (page 5-14)