C H A P T E R 4
Troubleshooting the Installation
This chapter describes how to troubleshoot the Catalyst 4900M switch hardware installation and contains these sections:
•Getting Started, page
•Problem Solving to the System Component Level, page
•Identifying Startup Problems, page
•Troubleshooting the Power Supply, page
•Contacting Customer Service, page
If your system has problems starting up, use the information in this chapter to help isolate the cause. Problems with the initial startup are often caused by poor or improper connections. Although temperature conditions above the maximum acceptable level rarely occur at initial startup, environmental monitoring functions are included because they also monitor
Note For configuration questions or problems, refer to the software configuration guide or the command reference publication to configure or enable the interfaces.
Getting Started
When the initial system boot is complete, verify the following:
•Power supplies are supplying power to the system.
•The system fan assembly is operating.
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