Sun Microsystems 820-4733-10 service manual Troubleshooting Fans, Removing Fans, Removing a Fan

Models: 820-4733-10

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C H A P T E R 4

Fan Service Procedures

This chapter describes procedures for servicing the fans on the fabric cards. Topics include:

Section 4.1 “Troubleshooting Fans” on page 4-1

Section 4.2 “Removing Fans” on page 4-1

Section 4.3 “Installing Fans” on page 4-2

Commands described in this chapter are executed at the management console. See the Sun Datacenter Switch 3456 Administration Guide for more information about these commands.

4.1Troubleshooting Fans

Each fan has a status LED that flashes when a fan has failed. Additionally, the checkfans and getfans commands can provide some information.

4.2Removing Fans

Removing a Fan

Note – Fans are hot swappable and do not require powering off for removal.

4-1

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Sun Microsystems 820-4733-10 service manual Troubleshooting Fans, Removing Fans, Removing a Fan