Installing System Components 73NOTE: All installed drives must be either SAS or SATA. Mixed drive configurationsare not supported.NOTE: It is recommended that you use only drives that have been tested andapproved for use with the SAS/SATA backplane board.You may need to use different programs than those provided with theoperating system to partition and format SAS or SATA hard drives.NOTICE: Do not turn off or reboot your system while the drive is being formatted.Doing so can cause a drive failure.When you format a hard drive, allow enough time for the formatting to becompleted. Be aware that high-capacity hard drives can take a number ofhours to format.Removing a Drive BlankNOTICE: To maintain proper system cooling, all empty hard-drive bays must havedrive blanks installed. If you remove a hard-drive carrier from the system and do notreinstall it, you must replace the carrier with a drive blank.Remove the drive blank as you would the 2.5-inch hard drive carrier:1 Remove the front bezel, if attached. See "Removing the Front Bezel" onpage 69.2 Open the drive blank release handle to release the blank. See Figure 3-5.3 Slide the drive blank out until it is free of the drive bay.Installing a Drive BlankInstall the hard drive blank as you would a 2.5-inch hard drive carrier:1 Remove the front bezel, if attached. See "Removing the Front Bezel" onpage 69.2 Open the handle on the drive blank.3 Insert the drive blank into the drive bay until the blank is fully seated.4 Close the handle to lock the blank in place.5 Replace the front bezel, if it was removed in step 1.