Sun Microsystems 4000 manual System Upgrade Procedure, Powering Off the System

System Upgrade Procedure

This chapter gives detailed instructions for upgrading your Sun Enterprise 4000 system. The upgrade procedure includes:

■Powering off the system—page 1

■Removing all Boards and Assemblies—page 2

■Removing the Outer Panels—page 5

■Replacing the Centerplane—page 5

■Replacing the Outer Panels

■Replacing all Boards and Assemblies—page 12

■Replacing the Clock Board—page 13

■Replacing the CD-ROM Drive—page 15

■Updating the System Flash PROM—page 14

■Powering on the System—page 17

Powering Off the System

1.Halt the system using the appropriate commands and wait for the system-halted message and the boot monitor prompt.

Refer to the Solaris Handbook for SMCC Peripherals that corresponds to your operating system.

Caution –Failure to halt the operating system properly can result in a loss of disk drive data.

2.Turn off the system power in this order:

a.External drives and expansion cabinets (if any)

b.System cabinet

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