ContentsAbout this Guide.......................................................................................................5Revision History..................................................................................................................................... 5Audience................................................................................................................................................ 5Contacting Dell......................................................................................................................................5Related Publications.............................................................................................................................. 51 About the SCv2080 Storage System..................................................................7SCv2080 Storage System Monitoring and Diagnostics....................................................................... 7SCv2080 Storage System Hardware.....................................................................................................7SCv2080 Storage System Front-Panel Features and Indicators....................................................7SCv2080 Storage System Back-Panel Features and Indicators.................................................. 10SCv2080 Storage System Drives...................................................................................................182 Replacing SCv2080 Storage System Components...................................... 19Safety Precautions............................................................................................................................... 19Installation Safety Precautions...................................................................................................... 19Electrical Safety Precautions........................................................................................................ 20Electrostatic Discharge Precautions............................................................................................ 20General Safety Precautions...........................................................................................................20Pre-Replacement Procedures.............................................................................................................21Send Diagnostic Data Using Dell SupportAssist........................................................................... 21Put the Storage Center Into Maintenance Mode......................................................................... 21Shut Down a Storage Controller...................................................................................................21Shutting Down the Storage System..............................................................................................22Replacing PSUs....................................................................................................................................22Identifying the Failed PSU............................................................................................................. 22Replacing a PSU ........................................................................................................................... 24Replacing Cooling Fan Modules.........................................................................................................25Identifying the Failed Cooling Fan Module.................................................................................. 25Replacing a Cooling Fan Module..................................................................................................27Replacing Hard Drives.........................................................................................................................29SCv2080 Storage System Drive Numbering................................................................................ 29Identifying the Failed Hard Drive.................................................................................................. 29Replacing a Hard Drive.................................................................................................................. 31Replacing the Storage Controller Battery.......................................................................................... 36Replacing a Storage Controller.......................................................................................................... 36Identify the Failed Storage Controller...........................................................................................37Replace a Single Storage Controller.............................................................................................38Replace Both Storage Controllers in Succession........................................................................ 403