Maintenance and diagnostics overview 15access the power supply cover, remove the server cover. For moreinformation about how to remove the server cover, see "Removing andreplacing the server cover" (page 77).Figure 3Rear panel controls and featuresLabel Control or feature LabelControl or featureA USB 0, USB 1, USB 2(labelled 0, 1, 2 on server,from the bottom up.)G Ground studs *B PS/2 mouse H RJ45 NIC 2 EmbeddedLocal Area Network (ELAN)connector for the ELANsubnet (engraved 2 on server)C SCSI port I RJ45 NIC 1 CustomerLocal Area Network (CLAN)connector for Nortel serversubnet (engraved 1 on server)D PCI card bracket(full-height) for MPB96J Video connectorE Power supply K COM1 DB-9 serial portF AC power input L PS/2 keyboard connector* Used with DC server input power supplies. This option is not available andnot supported by Nortel.Maintenance and diagnostics overviewWhen you purchase your CallPilot server, the Windows operating systemand CallPilot server software are already installed on your system.The maintenance and diagnostic activities discussed in this guide aredivided into two groups of activities:• troubleshooting and diagnostics (identifying the cause of systemproblems and resolving them)• performing hardware maintenanceNortel CallPilot600r Server Maintenance and DiagnosticsNN44200-703 01.04 Standard5.0 25 April 2007Copyright © 2007, Nortel Networks.