rSPI card (optional).............................................................................................................................. 61Removing the rSPI card................................................................................................................. 61Installing the rSPI card...................................................................................................................62SD vFlash card..................................................................................................................................... 63Replacing the SD vFlash card........................................................................................................63Network Daughter Card..................................................................................................................... 64Removing the Network Daughter Card....................................................................................... 64Installing the Network Daughter Card......................................................................................... 66Processors........................................................................................................................................... 66Removing a processor.................................................................................................................. 67Installing a processor.................................................................................................................... 70Hard drives/SSDs................................................................................................................................. 73Hard-drive/SSD bay numbering....................................................................................................73Hard drive/SSD installation guidelines..........................................................................................73Removing a hard drive/SSD.......................................................................................................... 74Installing a hard drive/SSD.............................................................................................................75Removing a hard-drive/SSD blank................................................................................................75Installing a hard-drive/SSD blank.................................................................................................. 77Shutdown procedure for servicing a hard drive...........................................................................77Configuring the boot drive............................................................................................................77Removing a 2.5 inch hard drive/SSD from a 2.5 inch hard-drive/SSD carrier............................ 77Installing a 2.5 inch hard drive/SSD in a 2.5 inch hard-drive/SSD carrier................................... 78Removing a 1.8 inch SSD from a 1.8 inch SSD carrier ................................................................ 79Installing a 1.8 inch SSD in a 1.8 inch SSD carrier........................................................................ 80Removing the hard-drive/SSD cage.............................................................................................80Installing the hard-drive/SSD cage...............................................................................................82Hard-drive/SSD backplane................................................................................................................. 82Removing the hard-drive/SSD backplane....................................................................................82Installing the hard-drive/SSD backplane......................................................................................84Storage controller card.......................................................................................................................85Removing the PCIe extender/storage controller card................................................................ 85Installing the PCIe extender/storage controller card.................................................................. 87System board...................................................................................................................................... 88Removing the system board.........................................................................................................88Installing the system board...........................................................................................................90Trusted Platform Module.............................................................................................................. 92NVRAM backup battery.......................................................................................................................94Replacing the NVRAM backup battery......................................................................................... 945 Troubleshooting your system.......................................................................... 97Safety first—for you and your system.................................................................................................97Troubleshooting system memory...................................................................................................... 97