Upgrading Your Server 9-9SAS 3.5-inch Hot-swap Hard Disk Drive ModelUp to three hard disk drives can be installed in the disk bay of the front of the server. The drive IDsare assigned in the figure shown below.IMPORTANT: Use the hard disk drives authorized by NEC. Installinga third-party hard disk drive may cause a failure of the server as well asthe hard disk drive. Purchase hard disk drives of the following models:– N8150-199 (36.3GB, 15000 rpm, SAS)– N8150-200 (73.2GB, 15000 rpm, SAS)– N8150-201 (146.5GB, 15000 rpm, SAS)– N8150-226 (300GB, 15000 rpm, SAS)SAS 2.5-inch Hot-swap Hard Disk Drive ModelUp to six hard disk drives can be installed in the disk bay of the front of the server. The drive IDsare assigned in the figure shown below.IMPORTANT: Use the hard disk drives authorized by NEC. Installinga third-party hard disk drive may cause a failure of the server as well asthe hard disk drive. Purchase hard disk drives of the following models:– N8150-219 (36.3GB, 10000 rpm, SAS)– N8150-220 (73.2GB, 10000 rpm, SAS)– N8150-228 (146.5GB, 10000 rpm, SAS)The hard disk drive bays are connected to the connector on the mother board via backplane in thechassis. To use the hard disk drives in a disk array configuration, refer to: Chapter 4 for using the onboard RAID controller or "Disk Array Controller" in this chapter for using an optional RAID controller.A dummy block or tray is installed in the hard disk drive bays. The purpose of a dummy block is toincrease the cooling effect in the server. Install a dummy block in slots not containing a hard diskdrive.Port 0 Port 1 Port 2Port 1 Port 3 Port 5Port 0 Port 2 Port 4