Before You Begin

Complete these tasks:

• "How to Power Off the System"

• "How to Remove the Side Access Panel"

• "How to Avoid Electrostatic Discharge"

• "How to Remove the Fan Tray Assembly"

• "How to Remove the Removable Media Assembly (RMA)"

• "How to Remove a Disk Drive"

You must remove all disk drives from the disk cage assembly. Be sure to note the disk slot number associated with each drive. Later, when you reinstall the disk drives, it is important to return each drive to its original location.