Troubleshooting 8-15Fail to access the hard disk:(Refer to the documentation supplied with the disk array controller.)8 Is the hard disk applicable to the server?→ Operation of any device that is not authorized by NEC is not guaranteed.8 Is the hard disk properly installed?→ Make sure to lock the hard disk with the lever on its handle. The hard disk is notconnected to the internal connector when it is not completely installed (seeChapter 9).Fail to access the (internal or external) SCSI devices:8 Is the SCSI device applicable to the server?→ Operation of any SCSI device that is not authorized by NEC is not guaranteed.8 Are SCSI devices properly configured?→ When the server has external SCSI devices connected, hard disk settings,including SCSI ID and terminator, are required. Refer to the manual that comeswith the SCSI device for details.8 Are the SCSI controllers (including optional controllers) properly configured?→ Use the SCSI BIOS setup utility for proper configuration of SCSI devicesconnected to the SCSI connector on the mother board. When the server has anoptional SCSI controller installed and SCSI devices connected to it, use the SCSIBIOS setup utility that comes with the optional SCSI controller for properconfiguration. See the manual that comes with the optional SCSI controller fordetails.