Dell PowerEdge R720 Owner's Manual - Page 5

Removing A Cooling Fan...56 Installing A Cooling Fan...57 Removing The Cooling-Fan Assembly...57 Installing The Cooling-Fan Assembly...58 Internal USB Memory Key (Optional)...59 Replacing The Internal USB Key...59 PCIe Card Holder...59 Removing The PCIe Card Holder...60 Installing The PCIe Card Holder...61 Opening And Closing The PCIe Card Holder Latch 61 Cable Retention Bracket...62 Removing The Cable Retention Bracket...62 Installing The Cable Retention Bracket...63 Expansion Cards And Expansion-Card Risers...63 Expansion Card Installation Guidelines...63 Removing An Expansion Card From The Expansion-Card Riser 2 Or 3 64 Installing An Expansion Card Into The Expansion-Card Riser 2 Or 3 65 Removing An Expansion Card From The Expansion-Card Riser 1 66 Installing An Expansion Card Into The Expansion-Card Riser 1 67 Removing Expansion-Card Risers...68 Installing Expansion-Card Risers...71 SD vFlash Card...71 Replacing An SD vFlash Card...71 Removing The vFlash Media Unit...72 Installing The vFlash Media Unit...73 Internal Dual SD Module...74 Removing The Internal Dual SD Module...74 Installing The Internal Dual SD Module...75 Internal SD Card...76 Removing An Internal SD Card...76 Installing An Internal SD Card...76 Integrated Storage Controller Card...76 Removing The Integrated Storage Controller Card 77 Installing The Integrated Storage Controller Card 78 Network Daughter Card...78 Removing The Network Daughter Card...78 Installing The Network Daughter Card...79 Processors...79 Removing A Processor...80 Installing A Processor...83 Power Supplies...84 Hot Spare Feature...85