1. Installing Internal Optional DevicesExpress5800/R110f-1E User’s Guide 103Chapter 2 Preparations1.17 Extra 2.5-inch HDD CageIf the extra 2.5-inch HDD cage N8154-52 is installed in the 2.5-inch drive model, you can use the server with twoto eight hard disk drives connected.• You need to prepare the internal SAS/SATA cables K410-240(00) (for ports 0 to 3) and K410-204(00) (forports 4 to 7) separately available.• The slot numbers are assigned as shown below when the extra 2.5-inch HDD cage is installed.1.17.1 InstallationInstall the extra 2.5-inch HDD cage by using the following procedure.1. Refer to Chapter 2 (1.3 Overview of Installation and Removal) for preparations.2. Refer to Chapter 2 (1.6 Removing the Top Cover) to remove the top cover.3. Remove the two screws from thefront panel and two screws fromthe optical disk drive, and then pullout the optical disk drive tray.4. Remove the cover from the optical disk drive.Important Keep the removed cover for future use.5. Insert the extra 2.5-inch HDD cageinto the slot, and secure it to theserver chassis with the fourscrews removed in step 3.Slot 1 Slot 3 Slot 5Slot 4 Slot 6Slot 0 Slot 7Slot 2