Appendix C: Using the ARC Utility ● 72Managing Bootable Arrays and DevicesSelect the Manager Boot Unit option to add or remove a bootable array or single drive.1 From the ACU menu, select Manage Boot Unit.2 Use the up and down arrow keys to highlight the array or single drive you want todesignate as a bootable device, then select Insert>Enter.Note: Adaptec 1225SA controller does not support bootable devices.Configuring Disk DrivesCaution:● If the drive is used in an array, you may not be able to use the array again. Do notconfigure a drive that is part of a boot array. To determine which drives are associatedwith a particular array, see Viewing Array Properties on page 70.● The partition table on the disk will be deleted when deleting a simple volume.To configure drives:Note: Configuring disk drives makes a simple volume. A simple volume can be managed likenormal arrays by using the Manage Arrays option on your Main menu.1 From the menu, select Configure Drives.2 Use the up and down arrow keys to highlight the disk you wish to configure, then pressInsert.3 Repeat the previous step, if you want to add another drive to be configured.4 Press Enter.5 Read the warning message and ensure that you have selected the correct disk drives toconfigure. Type Y to continue.ATAPI SupportThe following devices are supported:● The 1225SA and 1220SA supports detection of SATA ATAPI TAPE Drive and CDROM.● The 1225SA and 1220SA supports booting from the ELTORITO bootable CD/DVD media.If a bootable CD/DVD media is detected, that bootable media gets precedence in the bootingorder.Using SerialSelectThe SerialSelect utility allows you to change the BIOS and SAS HostRAID controller and devicesettings without opening the computer cabinet.For more information, see SerialSelect Options on page 73. To access SerialSelect:1 Restart the computer, then press Ctrl+A when prompted to access the ARC utility.2 If multiple HostRAID controllers are installed, select the HostRAID controller you want toconfigure, then press Enter.!