4. Using Your LaCie Drivepage 38LaCie Big DiskUser’s Manual4.1. Formatting And Partitioning Your LaCie Big DiskOnce you have set-up your LaCie Big Disk, you can reformat or partition it to suit your needs.4.1.1. Mac Users• Mac OS 9.x – Install and use LaCie Silverlining Pro, which is included with your drive.• Mac OS 10.x – Use the Apple Disk Utility application, which is native to the operating system.For instructions on installing and using Silverlining Pro, please refer to the Silverlining manual, located on your LaCie StorageUtilities CD, in PDF format.For instructions on using the Mac OS 10.x Apple Disk Utility application, please refer to the section below.Formatting And Partitioning Using Mac OS 10.xCaution! Following these steps will erase anything that is on the hard drive. Therefore, if you have informationthat you want to protect or continue to use, backup this information before performing these steps.1) Connect the drive to the computer via one of the interface ports.2) Once the drive mounts onto the desktop, go to the Menu Bar, and open Go.3) From the Go menu, click on Applications.4) In the Applications menu, open the Utilitiesfolder, and then double-click Disc Utility fromthe Utilities folder.5) The Disc Utility window will open. In the leftside of the window will be a list of the availablehard disk drives. You should see a volume thatrepresents your internal hard drive, and onethat reads LaCie.6) Select the LaCie drive, and then click on thePartition tab.7) From the Volume Scheme: button, choose thenumber of partitions you want to divide thedrive into by clicking on the pull down menu